Luxury Homes for Sale in the 80503 Zip Code
View all luxury homes and real estate for sale now in the 80503 zip code. These luxury 80503 home listings are updated daily with data from our local Multiple Listing Service (MLS). Information here includes photos, property descriptions, pricing information and details about the homes and neighborhoods. You’ll also see maps and nearby properties for sale. Schedule a tour online anytime. To learn more about any 80503 homes for sale, call or text The Principal Team at 720-408-7409 or contact us.
All Luxury 80503 Homes & Real Estate For Sale
Summit Of Longmont Estates
1690 Brown Court, Longmont, CO 80503
6Bedroom(s)
4Bathroom(s)
3Parking(s)
30Picture(s)
3,800 SquareFeet
Seller will entertain all offers! Rare opportunity near Lake McIntosh! Set on nearly half an acre with NO HOA, this custom home offers the space, craftsmanship and location that are increasingly difficult to find.
$860,000
Lake Valley Estates
4061 Spy Glass Lane, Longmont, CO 80503
4Bedroom(s)
4Bathroom(s)
3Parking(s)
43Picture(s)
3,289 SquareFeet
The Shore at Lake Valley. Fewer than a handful of properties in all of Boulder offer accessible waterfront living. This is one of them. Walk out the back gate to the lake shore, open water and swimming docks. Enjoy paddleboarding and swimming without leaving the neighborhood.
$1,999,000
Somerset Meadows
2204 Sedgwick Court, Longmont, CO 80503
4Bedroom(s)
5Bathroom(s)
3Parking(s)
44Picture(s)
5,600 SquareFeet
Seller is offering up to $24, 000 toward a 2-1 mortgage rate buydown—ask your agent or the listing agent for details! Set in sought-after Somerset Meadows, this beautifully finished ranch combines luxury, privacy and effortless main-floor living in a peaceful, park-like setting. Offering 5, 600 finished sq. ft.
$1,795,000
Brigadoon Glen
6048 Dhu Court, Longmont, CO 80503
4Bedroom(s)
3Bathroom(s)
2Parking(s)
47Picture(s)
3,952 SquareFeet
Incredible ranch with striking flatiron mountain views on a spacious top-of-cul-de-sac lot in Brigadoon Glen, with NO HOA, offering exceptional privacy, valuable recent updates, and an entertainer's backyard! One of just two homes on the cul-de-sac, this peaceful property welcomes you with a spacious front yard, extended driveway with room for RV parking, and charming front patio.
$1,219,000
Lake Valley Estates
6686 Fairways Drive, Niwot, CO 80503
5Bedroom(s)
5Bathroom(s)
3Parking(s)
40Picture(s)
5,290 SquareFeet
Open House Sat & Sun 1-3pm. LIVE THE COLORADO LUXURY LIFESTYLE WITH A PRIVATE SWIM LAKE! This 5br/4.5Ba is just minutes from Boulder surrounded by coveted Lake Valley Golf Course just 8 min from Central Boulder along the edge of the Rocky Mountains.
$1,475,000
Morton Heights
6766 Audubon Avenue, Niwot, CO 80503
6Bedroom(s)
3Bathroom(s)
2Parking(s)
50Picture(s)
3,264 SquareFeet
Outside is where this home makes its statement. Set on a hill in Niwot, the backyard is designed around Colorado living. A heated saltwater pool anchors the space, finished with a smooth, nonporous thermoplastic surface built to withstand sun & pool chemicals. A pergola creates a covered outdoor dining room. An outdoor shower makes post-swim life easy.
$1,325,000
Foothills East
11742 N 59th Street, Longmont, CO 80503
2Bedroom(s)
1Bathroom(s)
22Picture(s)
1,128 SquareFeet
Discover this special 5 acre equestrian property hidden along Hygiene road and surrounded by beautiful agricultural properties and Boulder County Open Space. Check out the new price! Larger parcels in this highly desirable area in northern Boulder county are increasingly rare.
$850,000
Lake Valley Estates
4080 Greens Place, Longmont, CO 80503
4Bedroom(s)
4Bathroom(s)
3Parking(s)
30Picture(s)
3,944 SquareFeet
Welcome to Lake Valley Estates, where country serenity meets refined living. This custom raised ranch delivers over 5, 100 sq. ft. of beautifully curated space on a generous .3 acre lot, surrounded by custom homes and sweeping natural views.
$1,249,000
S33 T04 R70
16450 Dakota Ridge Road, Longmont, CO 80503
4Bedroom(s)
2Bathroom(s)
3Parking(s)
28Picture(s)
2,232 SquareFeet
A rare opportunity to own 42+ acres of breathtaking Colorado landscape just outside Old Town Lyons. Offering privacy, stunning views, and easy access to outdoor recreation, this property is just a short bike ride to Rabbit Mountain Open Space and only 20 minutes from Old Town Lyons, known for its charming restaurants, shops, and music festivals.
$925,000
Renaissance Flg 1
3739 Florentine Circle, Longmont, CO 80503
4Bedroom(s)
4Bathroom(s)
3Parking(s)
36Picture(s)
3,512 SquareFeet
BRING ALL OFFERS – MOTIVATED SELLER – REDUCED RATE, through CMG Home Loans, as low as 5.990% (APR 6.411%) as of 9/1/2026 through List & Lock . This is a seller paid rate-buydown that reduces the buyer's interest rate and monthly payment. Terms apply, see disclosures for more information.
$879,000
Somerset Meadows
2186 Lombardy Street, Longmont, CO 80503
4Bedroom(s)
3Bathroom(s)
2Parking(s)
37Picture(s)
2,440 SquareFeet
Mountain views, extensive builder upgrades, abundant natural light, mature landscaping and a private backyard backing to open space make this exceptional 2019 home, situated on one of Somerset Meadows' largest premier corner lots, truly stand apart.
$875,000
Goose Point Ranch Nupud
7047 Goose Point Court, Longmont, CO 80503
7Bedroom(s)
7Bathroom(s)
3Parking(s)
50Picture(s)
6,888 SquareFeet
Welcome to 7047 Goose Pt, this extraordinary estate offers unobstructed Front Range mountain views and a modern renovation that brings elegance and style to this stunning property. Set on 4.66 acres and surrounded by 60 acres of protected open space, this is a rare opportunity to enjoy your own private sanctuary within 20 minutes of Downtown Boulder.
$4,850,000