McKinney, TX Real Estate | McKinney, TX 55+ Community Homes for Sale

NEW CONSTRUCTION Welcome to Del Webb Trinity Falls, an active 55+ community, where your dream home awaits! Introducing the Contour plan - a stunning blend of elegance and comfort. This 2-bedroom, 2-bathroom home is thoughtfully designed with every detail in mind. Imagine retreating to your oversized owner’s suite. The upgraded secondary bedroom and premium finishes in the bathrooms add a touch of luxury while the sun-drenched gathering room offers a perfect space for relaxation or entertaining. Set in the heart of the community, you'll enjoy easy access to all the amenities Del Webb Trinity Falls has to offer. Perfect for active adults 55+, this neighborhood provides a warm, close-knit atmosphere. Don’t miss the opportunity to make this exquisite home yours—Available December 2026!

228 Snowbird Way, McKinney

$409,520

2 Beds ⋅ 2 Baths ⋅ 21370482 MLS

NEW CONSTRUCTION Welcome to Del Webb Trinity Falls, an active 55+ community, where your dream home awaits! Introducing the Compass plan - a stunning blend of elegance and comfort. This 2-bedroom, 2-bathroom home is thoughtfully designed with every detail in mind. Imagine retreating to your oversized owner’s suite. The upgraded secondary bedroom and premium finishes in the bathrooms add a touch of luxury while the sun-drenched gathering room offers a perfect space for relaxation or entertaining. Set in the heart of the community, you'll enjoy easy access to all the amenities Del Webb Trinity Falls has to offer. Perfect for active adults 55+, this neighborhood provides a warm, close-knit atmosphere. Don’t miss the opportunity to make this exquisite home yours—Available December 2026!

309 Snowbird Way, McKinney

$415,000

3 Beds ⋅ 2 Baths ⋅ 21370479 MLS

Welcome to YOUR Home Sweet Home in one of McKinney’s most desirable 55+ active adult communities! This beautifully designed 3 bedroom, 2 bathroom single story home in the WONDERFUL Fireside Village community is like new and is the perfect combination of luxury, comfort and low maintenance, lock and leave living! HOA takes care of all front and backyard maintenance, flowerbeds, and lawn care. This home is positioned on a coveted cul de sac lot and showcases a nicely landscaped yard with oversized backyard. And includes a terrific covered back patio that looks onto the trees of the greenbelt to allow for peaceful mornings or evenings (or better yet, both!)! And the front covered porch is a nice bonus, too! Large, open concept dining and living area with fireplace... right off the gorgeous kitchen. Third bedroom also makes a great office or flex space. Primary suite offers dreamy retreat with ensuite beautiful bathroom layout and spacious walk-in closet! An easy walk to the community's open outdoor area with walking path and where fun neighborhood events are hosted. Located with quick, easy access to HWY 75, HWY 380, medical centers, and all the charm of Historic Downtown McKinney! This wonderful 55+ neighborhood is an amazing opportunity to put down roots as you enjoy your next season... and this home is the perfect retreat to put that beautiful 55+ lifestyle chapter into motion!

805 Hearthside Way, McKinney

$375,000

2 Beds ⋅ 2 Baths ⋅ 21365450 MLS

Experience resort-style living in the sought-after Del Webb at Trinity Falls, a premier 55+ active-adult community offering an impressive collection of amenities exclusively for Del Webb residents. This beautifully upgraded Taft floor plan features a soft, neutral color palette and a spacious, open-concept design filled with natural light. Quality upgrades include enhanced flooring, stylish kitchen finishes and a cozy fireplace. The garage is equally impressive with durable epoxy flooring and built-in storage cabinets for exceptional organization. Thoughtfully designed for comfortable, low-maintenance living, this lovely home offers the perfect combination of style, functionality and access to an active community lifestyle. IMMACULATE HOME * FIREPLACE * LARGE COVERED PATIO WITH PRIVACY SCREEN * EPOXY GARAGE FLOORING * WALL OF BUILT IN CABINETRY IN GARAGE * UPGRADED FINISHOUT * LOTS OF NATURAL LIGHT * TELEVISION AND REFRIGERATOR STAY IN PLACE FOR MOVE-IN READY SETUP!

108 Sleepy Willow Ln, McKinney

$380,000

2 Beds ⋅ 2 Baths ⋅ 21354964 MLS

This gorgeous home offers beautiful upgrades, an expansive & open floor plan, is move-in ready & located in the sought-after Del Webb community in master-planned Trinity Falls! Upgrades & features are...luxurious plantation shutters throughout, a modern kitchen with rich granite, a spacious island & upgraded black farm sink, large pantry, painted cabs & hardware, a 5-burner gas cooktop, sunny breakfast area and is open to an expansive family room with engineered hardwoods. Also includes fresh & neutral tones throughout, a split & spacious primary suite with a backyard view & elegant bath with quartz counters, an oversized shower with striking tile, dual sinks & framed mirrors, a linen closet & large walk-in closet, a relaxing covered patio with a great yard & iron fence, a split guest suite, or study with a full bath & quartz counters, plush carpet (8-26), additional linen closet, designer lighting, Rainbird sprinkler system, front-entry garage & more. This exceptional home presents strong value & just move-in! #realtytown3

913 Rough Hollow Dr, McKinney

$615,000

3 Beds ⋅ 3 Baths ⋅ 21342997 MLS

RARE LOCATION + GREENBELT VIEW + STEPS FROM THE 55+ AMENITY CENTER! Featuring one of Del Webb’s most popular floor plans, the Magnolia, this beautifully maintained, highly upgraded home sits on a desirable corner lot directly adjacent to the main Del Webb Amenity Center and greenbelt, offering a location and view that are truly hard to duplicate. Designed for both everyday comfort and entertaining, this spacious home features 3 bedrooms, 3 full baths, and an extended 3-car garage. The light-filled, open-concept interior showcases luxury wood-look vinyl flooring, custom cabinetry, quartz countertops, stainless steel appliances, decorative lighting, and modern tile finishes. At the heart of the home is the chef-inspired kitchen with an oversized island, built-in gas appliances, pull-out cabinet drawers, and a large walk-in pantry. The kitchen flows seamlessly into the spacious living and dining areas, creating an inviting gathering space for friends and family. The oversized primary suite is a private retreat featuring dual sinks, framed mirrors, custom tile, a large walk-in closet, and an impressive walk-in shower with both a rain shower head and body sprayer. Then step outside to what truly sets this property apart: an extended covered patio overlooking the greenbelt and the heart of Del Webb Trinity Falls. Enjoy the view, take in the activity of the community, or simply appreciate having the neighborhood’s premier 55+ amenities just steps from your door. It’s a one-of-a-kind combination of location, view, convenience, and lifestyle. Del Webb at Trinity Falls offers fitness facilities, pools, pickleball, scenic walking trails, ponds, outdoor gathering and concert areas, plus a full calendar of clubs, activities, and social events. Residents also enjoy access to additional Trinity Falls community amenities. Come experience the home and the Del Webb lifestyle for yourself.

9113 Bluewater Way, McKinney

$349,000

2 Beds ⋅ 2 Baths ⋅ 21351953 MLS

This is one of the only 55+ community homes for sale within central McKinney. LISTED UNDER CITY TAX ASSESSED VALUE! This lovely brick home offers an open floor plan with beautiful stone countertops, gas range, and breakfast bar. The large primary bedroom with ensuite bathroom has high tray ceilings. The primary bathroom boasts gorgeous updates throughout. There is a covered front porch and covered back porch. This home is within one mile of Bonnie Wenk Park that offers dog parks and walking trails, Costco, many other restaurants and shopping. The community HOA does mow and manicure the front yard and backyard for the residents.

3712 Fireside Ln, McKinney

$449,990

2 Beds ⋅ 2 Baths ⋅ 21337947 MLS

Experience the best of active adult living in this like-new 2023 home located in the highly sought-after Del Webb at Trinity Falls community in McKinney. Thoughtfully designed with 2 bedrooms and 2 full bathrooms, this light-filled home offers an open-concept layout that is both comfortable and functional. The spacious kitchen is the heart of the home, featuring a large center island, abundant cabinetry and storage, walk0in pantry, butler's pantry and seamless flow into the dining and living areas—perfect for entertaining or everyday living. Luxury vinyl plank flooring, neutral paint, and expansive windows create a bright, inviting atmosphere that is move-in ready. Step outside and enjoy a welcoming neighborhood known for its friendly neighbors and vibrant sense of community. Del Webb at Trinity Falls offers an exceptional active adult lifestyle with a resort-style clubhouse, swimming pools, state-of-the-art fitness center, pickleball courts, bocce ball, miles of walking trails, scenic parks, a full calendar of clubs and social events, and countless opportunities to connect with neighbors. Conveniently located with easy access to the Collin County Outer Loop and US-75, you'll enjoy quick trips to shopping, dining, healthcare, and everything McKinney and the surrounding area have to offer. This is more than just a home—it's a lifestyle. Come discover why Del Webb at Trinity Falls is one of North Texas' premier 55+ communities. Please see Transaction Desk for all related documents.

9221 Refuge Way, McKinney

$350,000

2 Beds ⋅ 2 Baths ⋅ 21333666 MLS

Discover a perfect blend of comfort and functionality in this inviting Steel Creek floor plan, located in the desirable Del Webb Trinity Falls community. Featuring two spacious bedrooms and two well-appointed bathrooms, this home is designed for easy, stylish living. As you step inside, you are greeted by a versatile front flex space—ideal for a dedicated home office or bright breakfast nook. Easy-maintenance tile flooring flows through the main living areas, while plush carpeting adds warmth and comfort to the bedrooms. Tray ceilings elevate both the living room and primary bedroom, enhancing the overall sense of space. The private primary suite serves as a true retreat, featuring an ensuite bathroom complete with dual sinks, granite countertops, and a dedicated linen closet for extra storage. At the heart of the home, the generously sized kitchen is equipped with stainless steel appliances, granite countertops, custom pull-out drawers for maximized storage, and a large center island perfect for meal prep or casual dining. Outside, unwind on the covered patio overlooking a large fenced-in yard with plenty of space for outdoor enjoyment. Living in Del Webb Trinity Falls extends well beyond your front door. This active 55+ community is built for lifestyle and connection. Experience resort-style living with pickleball and bocce ball courts, a sparkling pool, state-of-the-art fitness center, miles of scenic trails and a vibrant amenity center where neighbors quickly become friends. If you’re looking for a home that pairs low maintenance living with an active, social lifestyle, this property is ready to welcome you home.

9121 Tranquil Trl, McKinney

$539,990

2 Beds ⋅ 3 Baths ⋅ 21333107 MLS

NEW CONSTRUCTION - Welcome to Del Webb Trinity Falls, an active adult community, where your dream home awaits! The Prestige plan - a stunning blend of elegance and comfort. This 2-bedroom, flex room, 2.5-bathroom home is thoughtfully designed with every detail in mind. Imagine retreating to your oversized owner’s suite. The upgraded secondary bedroom and premium finishes in the bathrooms add a touch of luxury while the sun-drenched gathering room offers a perfect space for relaxation or entertaining. Set in the heart of the community, you'll enjoy easy access to all the amenities Del Webb at Trinity Falls has to offer. Perfect for active adults 55+, this neighborhood provides a warm, close-knit atmosphere. Don’t miss the opportunity to make this exquisite home yours - Available October for move-in.

808 Cormorant Dr, McKinney

$359,900

2 Beds ⋅ 2 Baths ⋅ 21312258 MLS

Welcome to the effortless lock-and-leave lifestyle at The Villas of Country Lane. Located on a quiet cul-de-sac in a highly desirable 55+ active adult community, this thoughtfully designed home offers ADA-compliant accessibility features, an open-concept floor plan, 2 bedrooms, 2 bathrooms, and a bright, inviting sunroom. It's the perfect blend of comfort, convenience, and low-maintenance living. Beyond its beautiful villas and welcoming atmosphere, the community offers the added benefit of a thoughtfully planned continuum of care. Homeowners enjoy the freedom of independent living today, along with the reassurance that additional residential and supportive care options are conveniently located within the surrounding community. It's a setting designed to provide both independence and confidence for the future. The HOA provides exceptional value by maintaining front and backyard lawn care, sprinkler system checks, seasonal flowers, exterior structural insurance (including the roof), and both interior and exterior pest control—giving you more time to enjoy the lifestyle you deserve. Residents have access to outstanding amenities, including a clubhouse, restaurant, fitness center, swimming pool, movie theater, and a full calendar of social activities and events. What truly makes this home stand out is its rare and highly coveted location. Step through your private backyard gate and enjoy direct walking access to the clubhouse—no need to drive. Whether you're relaxing at home, meeting friends for dinner, or taking advantage of the community's many amenities, this exceptional property offers the perfect combination of accessibility, convenience, and vibrant active adult living.

192 River Hills Ct, McKinney

$400,000

3 Beds ⋅ 2 Baths ⋅ 21321642 MLS

Experience luxury, comfort, and low-maintenance living in this exceptional one-story model home located within a premier 55+ active adult community in McKinney. Extensive custom upgrades and premium finishes throughout, this beautifully designed residence offers 3 beds, 2 baths, and an open-concept floor plan that brings everyday functionality. Positioned on a desirable oversized corner lot, the home also features a spacious backyard and covered patio ideal for relaxing. Experience the soaring ceilings, abundant natural light, decorative designer lighting, and luxury waterproof flooring that flows seamlessly throughout the home. The gourmet kitchen features elegant quartz countertops, upgraded shaker cabinetry, premium KitchenAid stainless steel appliances, and a luxury smart sink complete with a digital display, waterfall feature, pull-down faucet, and built-in accessories. The living room is anchored by a stunning 42-inch gas fireplace with remote control. The primary suite provides the perfect retreat, while both bathrooms feature floor-to-ceiling tile, premium matte black fixtures, accessibility grab bars, and luxury smart toilets with built-in bidets, heated seats, automatic flushing, and sleek tankless designs. Additional premium features include custom black-framed windows, upgraded window coverings, smart locks on all exterior doors, upgraded garage door, and a well-appointed utility room complete with a built-in sink. As the original model home, every detail was carefully selected to showcase superior craftsmanship and elevated design rarely found in standard new construction. Residents of this sought-after 55+ community enjoy a peaceful lifestyle with thoughtfully designed homes and amenities, all while being conveniently located near shopping, dining, healthcare, and everything McKinney has to offer. Complete with manufacturer warranties and a five-year slab foundation warranty, this extraordinary home is truly move-in ready and built to impress.

3700 Creek View Dr, McKinney

$549,000

3 Beds ⋅ 2 Baths ⋅ 21297763 MLS

This one shows like a magazine photo spread! Beautiful and meticulously maintained north facing home with one of the largest floor plans built in the area. With 3 bedrooms plus a dedicated Study and a fabulous Sunroom, you'll love the openness and generous light in this home! The heart of the home is a very spacious living area, seamlessly connected to a well-appointed kitchen and dining space and a sunroom, which could be used as a craft room, second office, or a cozy reading area! Gorgeous Plantation shutters throughout, and nice architectural details such as tray ceilings, crown molding, and arched entry way. Low maintenance LVP flooring throughout living and dining areas. The kitchen features a Huge Island which is a great gathering place when entertaining, plus a gas cooktop, walk in pantry, stainless appliances and soft close cabinets! The primary suite is a retreat of its own, featuring a private bath with elegant finishes, a separate tub and shower, double sinks, huge walk in closet and a linen closet! Private office with double french doors, crown molding and ceiling fan. The 2 secondary bedrooms work great for guests. Nice size laundry room has room for a freezer and more! Grassy back yard with covered patio, great for BBQs! Enjoy this energy efficient home with tankless water heater, Energy Star appliances, Low E windows, and high efficiency HVAC! Seller will pay off solar panels at closing, and they will save you hundreds of dollars every month! ELECTRIC BILLS UNDER $50 ALL YEAR LONG! Residents enjoy two amenity centers, the main Trinity Falls center, plus the amenity center exclusive to Del Webb residents. Features include a resort style pool, fitness center, tennis, pickleball, bocce ball, dog park, and a clubhouse where you can partake in a variety of classes, games and clubs! Trinity Falls is located in a growing area near Hwy 75 and the Outer Loop, both make it convenient to shopping, entertainment and medical facilities!

208 Long Pines Dr, McKinney

$750,000

3 Beds ⋅ 3 Baths ⋅ 21293293 MLS

Experience one of the finest homes available in Del Webb at Trinity Falls, showcasing over $164,000 in builder-selected upgrades and enhancements beyond an already exceptional floor plan. Thoughtfully designed and only lightly lived in, this residence reflects the level of detail and craftsmanship typically reserved for custom homes. The highly sought-after Echelon Series represents the premier finish-out package offered by Del Webb, and this home takes it even further. The heart of the home features elevated cabinetry, upgraded appliances, a built-in beverage center, designer lighting, and an open-concept layout ideal for both everyday living and entertaining. Luxury vinyl plank flooring extends throughout the main living areas, creating a seamless and sophisticated feel. The private owner's retreat offers a spa-inspired bath with upgraded cabinetry, countertops, hardware, and finishes selected to create a refined and relaxing space. Additional highlights include a deluxe laundry room, custom mud bench area, smart home technology package, tray ceiling detail, and an added third bedroom providing flexibility for guests, hobbies, or a home office. Enjoy true indoor-outdoor living with expansive sliding glass patio doors opening to a covered outdoor space complete with pre-installed flatwork for a future outdoor kitchen. The oversized three-car garage is equally impressive, featuring epoxy-coated floors and upgraded finished walls with trim details rarely found in new construction. Every selection was carefully chosen by the original owners during construction, creating a home that stands apart from typical builder inventory. A rare opportunity to own one of the most upgraded homes in Del Webb at Trinity Falls without the wait of new construction.

417 Raven Ridge Dr, McKinney

$450,000

2 Beds ⋅ 2 Baths ⋅ 21281392 MLS

Some homes ask you to settle. This one lets you exhale. Built in 2021 on the popular Abbeyville floorplan, this 2-bedroom, 2-bath home in Del Webb at Trinity Falls 55+ community was thoughtfully upgraded from day one, and the owners kept going. The builder-selected kitchen features premium cabinetry and a full upgraded appliance package. Engineered hardwood runs through the main living areas, designer tile through every wet space. Plantation shutters on every window. The gas fireplace anchors the living room for cool Texas evenings, while the sunroom and covered lanai extend your living space outdoors, a seamless flow that works from morning coffee to after-dinner conversation. Then there's the peace-of-mind layer that truly sets this home apart. A whole-house GENERAC generator means you'll never worry about a Texas storm again. A Puragain whole-home water purification system means you'll never think about water quality again. These aren't minor upgrades, they're the kind of investments that make a house feel like a sanctuary. Situated in McKinney, one of the most sought-after addresses in North Texas, you're minutes from world-class healthcare including Baylor Scott and White and Medical City McKinney, top-tier dining and shopping, and easy access to the greater DFW area. Living in Del Webb at Trinity Falls means trading the to-do list for the good stuff. Pools, pickleball, fitness, walking trails, a full social calendar, and the kind of neighbors who actually show up for each other. This is a community that looks out for its own. 1,845 sq ft. Fully upgraded. The next chapter starts here.

9201 Twilight Trl, McKinney

$377,500

2 Beds ⋅ 2 Baths ⋅ 21267028 MLS

NEW LOWER PRICE! A CERTIFIED PRE-SOLD HOME. Full Inspection Completed, move-in ready. Premium lot. This immaculate 1,550 SF Steel Creek gem in Del Webb at Trinity Falls is truly one-of-a-kind, and just around the corner from the luxurious Amenity Center. Beautiful Silver Shadow brick exterior, sunroom with covered patio & fan, tray ceilings, Cheswick-Maple cabinetry, granite & quartz counters, Whirlpool range, microwave, dishwasher, washer & dryer all included! Tankless water heater, Upgraded flooring with Pocono Smoke-Graystone wood-look tile throughout, smart home package available & 2 inch faux wood blinds. Front and back storm doors are high-quality upgrades. Exterior up lighting. Exclusive access to a private 10,000 SF amenity center with resort pool, fitness center, pickleball, bocce ball, yoga room, firepit & vibrant social events. Plus 20+ miles of scenic trails, fishing ponds & kayaking, and even disc golf! With TxDOT investing 8B into Collin County roads, McKinney National Airport's new terminal opening late 2026 & 1.5B in new development—the future here is as bright as the lifestyle! All information deemed correct but not guaranteed.

9517 Dusky Trl, McKinney

$374,490

2 Beds ⋅ 2 Baths ⋅ 21270018 MLS

***One of the best lots in this community*** Expansive view from the rear covered patio & primary bedroom to the common green space with gate access to the walking trail.*** The wider lot provides greater separation & distance from neighbors and allows for easier guest parking. One of the better floorplans in the community, this very flexible floorplan has abundant storage. Great drop zone entering the home with space for shoes and a coat closet. Large Kitchen with superb cabinetry space, a large pantry, solid surface counters, gas cooking, and a long bistro island with bar seating. The Living has great wall space and a pop-up ceiling with crown molding and can lighting. Room for two Dining spaces, but the Breakfast can easily be used as a desk space like this Seller has. Soft colors with beautiful ceramic tile that looks like wood plank throughout most of the home. At the rear, a bonus Sunroom space lives up to it's name with great natural light and a myriad of uses. The covered patio has electric bug screens for enclosure. The spacious secondary bedroom is split from the Primary to offer privacy when hosting guests. The Primary Bedroom is really well sized and has a large bath with double vanities, a linen closet, and a generous walk-in closet. The separate utility room is right nearby, with plenty of space for life's necessities. A really pleasant, well-cared-for home in a fantastic neighborhood. This is a gem!

9209 Tranquil Trl, McKinney

$364,000

2 Beds ⋅ 2 Baths ⋅ 21230518 MLS

Welcome to your perfect retirement retreat! Nestled in a quiet, highly sought-after 55+ community, this charming and pristine 2-bedroom, 2-bathroom home offers the ultimate blend of comfort, convenience, and peace of mind. Step inside to discover a bright, spacious living area that seamlessly flows into an inviting open floor plan. Every detail of this well-designed home has been thoughtfully crafted for everyday ease. You will appreciate the wide spaces and hallways that allow for effortless navigation, as well as the generous room sizes. Both bathrooms are exceptionally roomy and come thoughtfully equipped with installed safety bars. The home features fantastic practical spaces, including an oversized laundry room that takes the chore out of wash day, and an attached 2-car garage complete with built-in shelving to keep all your tools and holiday storage perfectly organized. Outside, start your day with a cup of coffee on the tranquil back porch, taking in beautiful morning sunrises over the open yard. The best part? You can leave the lawnmower behind! The HOA covers all yard maintenance—both front and back—allowing you to enjoy a true low-maintenance, lock-and-leave lifestyle. Ideally situated just minutes from everything that makes McKinney, Texas, so cool—from its vibrant historic downtown to fantastic dining, shopping, and local events—you’ll have the best of the city right at your fingertips while retreating to your quiet neighborhood at the end of the day. This well-designed, pristine home is absolutely turnkey and waiting for you. Come experience gracious retirement living at its finest—schedule your tour today!

205 Terra Verde Ln, McKinney

$425,000

2 Beds ⋅ 2 Baths ⋅ 21212126 MLS

Move-in ready so need to wait for the buidler! This beautifully upgraded Abbeyville floor plan in the highly sought-after 55+ section of Trinity Falls is truly a showstopper and far from the standard. Thoughtfully selected builder upgrades and enhancements throughout set this home apart. A large covered front porch welcomes you into a meticulously maintained interior featuring wood-look flooring, crown molding, plantation shutters and upgraded tray ceilings in both the living room and primary suite. The fantastic split-bedroom layout offers privacy for guests with a spacious secondary bedroom, upgraded full bath featuring a walk-in shower (no tub) and a private study with French doors—ideal for a home office or flex space. The open-concept living room showcases a striking stone fireplace—an uncommon and highly desirable feature in this floor plan—creating a warm and inviting focal point. The space flows seamlessly into the chef’s kitchen, complete with a large granite island with breakfast bar seating, ample cabinetry, generous counter space and a dedicated dining area—perfect for everyday living and entertaining. The primary suite is a relaxing retreat with a tray ceiling and a spacious ensuite bath featuring dual sinks, a walk-in shower with bench seating and a well-appointed walk-in closet. Additional highlights include a functional mudroom with builder-upgraded mud bench just off the garage entry plus an extra storage closet that can serve as a second pantry. The garage has been upgraded with epoxy flooring and custom wall storage with shelving and overhead racks, offering a clean, organized and highly functional space. Located in Del Webb at Trinity Falls, residents enjoy exclusive 55+ amenities along with resort-style pools, pickleball courts, scenic walking trails, fishing ponds and a clubhouse with a state-of-the-art fitness center creating a vibrant and active lifestyle.

424 Long Pines Dr, McKinney

McKinney, TX 55+ Community Homes for Sale

Newest McKinney, TX 55+ Community Homes for Sale