Homes for Sale in Longmont from $3,000,000

View all Longmont homes and real estate priced from $3,000,000. These luxury home listings are updated continually with photos, prices, neighborhood descriptions and more using data from the Multiple Listing Service (MLS). To find out more about any Longmont homes for sale or to schedule a showing, call or text The Principal Team at 720-408-7409 or contact us.

All Longmont Homes & Real Estate For Sale over $3,000,000

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Dollaghan Family Farm

7009 Rozena Drive, Longmont, CO 80503

4Bedroom(s)
7Bathroom(s)
5Parking(s)
50Picture(s)
8,124 SquareFeet
Introducing an unprecedented opportunity to acquire one of the most significant waterfront compounds in Colorado's Front Range. Spanning nearly 50 combined acres of pristine Boulder County landscape, this legacy estate consists of four distinct parcels anchored by a massive 16.6-acre, spring-fed private lake and the invaluable ownership of 1.36 shares of the Palmerton Ditch.
$15,750,000

Dollaghan Family Farm

7007 Rozena Drive, Longmont, CO 80503

4Bedroom(s)
7Bathroom(s)
5Parking(s)
50Picture(s)
8,124 SquareFeet
Discover a masterwork of light, water, and vast Colorado horizons. Spanning over 18 acres across 3-distinct parcels, this rare Boulder County sanctuary offers an immersive connection to the landscape, with views stretching from the snow-capped majesty of Longs Peak to the tranquil, glassy surface of Burch Lake. The estate is defined by its vitality and self-sufficiency, sustained by 1.
$8,450,000

Goose Point Ranch Nupud

6915 Goose Point Court, Longmont, CO 80503

6Bedroom(s)
5Bathroom(s)
3Parking(s)
49Picture(s)
5,688 SquareFeet
Only minutes from downtown Boulder! Majestic views and nature abound in this completely renovated 6BD/5BA residence. Designed to capture its idyllic setting, the home features two expansive levels of outdoor living and sophisticated interiors, all set on a park-like 1.6-acre lot surrounded by conservation easements and commanding front range views.
$4,995,000

Caribou Springs Ranch

5101 Saint Vrain Road, Longmont, CO 80503

5Bedroom(s)
6Bathroom(s)
4Parking(s)
49Picture(s)
6,242 SquareFeet
Welcome to a truly one-of-a-kind property, inside and out. Upon entrance through the gate, a tree-lined drive sets the tone—its canopy lush and vibrant in both summer and fall. The circular driveway makes the arrival all the more elegant. As you approach, you’ll also notice the fantastic mountain vistas and serenity this property offers.
$3,595,000

Caribou Spgs Ranch Exempt

5336 Caribou Springs Trail, Longmont, CO 80503

6Bedroom(s)
5Bathroom(s)
4Parking(s)
42Picture(s)
4,783 SquareFeet
Situated between Boulder and Lyons, on 6.6 pastoral acres within Caribou Springs Ranch, is 5336 Caribou Springs Trail. This striking, organic contemporary home redefines ranch-style luxury with effortless transitions between indoor and outdoor living. Walls of glass dissolve the boundary between home and horizon – inviting slow mornings, wide-open skies, and enchanting moonlit evenings.
$6,000,000

East County

10323 Mineral Road, Longmont, CO 80504

4Bedroom(s)
6Bathroom(s)
4Parking(s)
44Picture(s)
5,086 SquareFeet
Welcome to a rare fusion of modern European elegance and Colorado farmland serenity. Set on 22 sweeping acres with 10 Class A Shares of Boulder White Rock Ditch, this 2023-built estate delivers a lifestyle as dynamic as it is luxurious.
$3,500,000

Unincorporated Boulder County

8642 Mineral Road, Longmont, CO 80503

4Bedroom(s)
5Bathroom(s)
3Parking(s)
42Picture(s)
Step into a world of ranching sophistication in Boulder, Colorado! Built in 2015, this expansive 5,442 sf masterpiece redefines executive farming and ranching. Four spacious bedrooms and 5 luxurious bathrooms. Wet bars both inside and outside are designed for modern comfort and effortless entertaining in a rustic setting with impressively formidable wood beams and other extensive timber accents.
$4,900,000

Northern Plains

12745 N 75th Street, Longmont, CO 80503

4Bedroom(s)
1Bathroom(s)
2Parking(s)
45Picture(s)
2,889 SquareFeet
Set on 56 acres, this exceptional property is being offered for sale for the first time ever-a rare five-generation farmstead rich in history, productivity, and opportunity. Nestled near the foothills, the land boasts beautiful mountain views, irrigated and highly productive hay ground, and well-maintained pasture, making it ideal for a wide range of agricultural or livestock operations.
$4,850,000

Northern Plains

13155 N 75th Street, Longmont, CO 80503

4Bedroom(s)
4Bathroom(s)
3Parking(s)
49Picture(s)
3,743 SquareFeet
Original Owners of this magnificent 35-acre irrigated property with custom built home are now selling for the first time. The moment you approach the entrance to the property you are greeted by an iron security gate and a 900-foot-long driveway with large trees to the right while drawing your attention to the picturesque brick home with the foothills behind.
$3,950,000

Caribou Spgs Ranch Exempt

11562 Eagle Springs Trail, Longmont, CO 80503

6Bedroom(s)
8Bathroom(s)
6Parking(s)
50Picture(s)
7,239 SquareFeet
This Net Zero Sanctuary in Caribou Springs Ranch is a rare convergence of visionary design, environmental intelligence, and uncompromising luxury.Masterfully built by Stringer Construction,this 7,239sqft architectural estate is gracefully set upon 5.4 pristine acres,where privacy,serenity, and natural beauty unfold in every direction.
$13,500,000

Foothills East

7979 N 41st Street, Longmont, CO 80503

5Bedroom(s)
5Bathroom(s)
3Parking(s)
50Picture(s)
5,583 SquareFeet
Experience the perfect blend of rustic charm and modern luxury in this stunning farmhouse-style estate, situated on just over 9 acres of picturesque land. Located just a 10-minute drive from the heart of Boulder, this property offers a rare opportunity to enjoy country living with convenient city access.
$3,750,000

Hygiene Heights 3

12357 N 75th Street, Longmont, CO 80503

4Bedroom(s)
6Bathroom(s)
3Parking(s)
49Picture(s)
4,609 SquareFeet
Large price improvement on new construction luxury. Lakeside living near Boulder is virtually unheard of, making 12357 N 75th Street one of the most exceptional opportunities in the region.
$9,950,000
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