Mountain Brook
By Jessica Carcoana · Updated September 2026
Dream Finders Homes is actively building Mountain Brook off Bear Springs Circle in northwest Longmont, with single-family plans from 1,525 to 3,095 square feet and attached townhomes from 1,375 to 2,052 square feet, most priced from the $440s to the $560s. The community sits under a mile and a half from the St. Vrain Greenway and has direct Ken Pratt Boulevard access toward Boulder. Rogers Grove Park, along the Greenway itself, is about two-thirds of a mile away for trail access and river frontage. Construction continues across Filing 1 and Filing 2, with quick move-in homes available on interior streets like Buffalo Fork Lane and Crystal Springs Lane.
At a glance
Community Anchors
- NextLight municipal gigabit fiber (city-wide, 1 Gbps symmetrical)
- Main Street Historic District (100+ shops, restaurants, breweries)
- Sandstone Ranch Community Park (260 acres, adventure playground, fields)
- Union Reservoir (swim beach, dog beach, boating, fishing)
- McIntosh Lake (paddleboarding, fishing, lakeside trails)
- Golden Ponds Nature Area (100 acres, fishing, paved trails)
- St. Vrain Greenway (multi-use trail corridor)
- Left Hand Creek Trail (connects south neighborhoods)
- Twin Peaks Golf Course (municipal 18-hole)
- Sunset Golf Course (municipal)
- Fox Hill Club (private 18-hole)
- Boulder County Fairgrounds
- Longmont Museum and Stewart Auditorium
- Left Hand Brewing, Oskar Blues, Wibby Brewing, 300 Suns (craft beer corridor)
- Village at the Peaks (Target, Whole Foods, Costco)
- Longmont United Hospital (Centura Health)
- St. Vrain Valley School District RE-1J (rated B+, 32,000+ students)
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Where it sits
Inside Longmont. Approximate area.
Quick answersQuestions about Mountain Brook
Where is Mountain Brook?
Mountain Brook is in Longmont, about 2.1 miles west of the Longmont center. The map on this page shows its approximate location.
When was Mountain Brook built?
Homes in Mountain Brook were built between 2024 and 2026 (new build). Builders on record include Dream Finders Homes.
Is there an HOA in Mountain Brook, and what does it cost?
Mountain Brook has a homeowners association. Dues run about $50–$100/mo (estimated); confirm the current figure with the association before you buy.
What amenities does Mountain Brook have?
Mountain Brook amenities include new master-planned community, neighborhood parks and play areas, open space and trail connections, and St. Vrain Greenway access (1.5 miles).
How big are the lots in Mountain Brook?
Typical lots in Mountain Brook run 0.08–0.15 acres.
Which schools are near Mountain Brook?
Schools near Mountain Brook include Blue Mountain Elementary, Altona Middle School, and Silver Creek High School. Verify enrollment eligibility by address.
How high is Mountain Brook?
Mountain Brook sits at about 5,000 feet above sea level.
Parks and Schools
- Rogers Grove Park
- St. Vrain Greenway
- Blue Mountain Elementary
- Altona Middle School
- Silver Creek High School
Verify school assignment by address with the district. Attendance boundaries do not follow neighborhood lines.
Commute and Access
- 3 minKen Pratt Blvd
- 5 minUS-287
- 5 minCO-119
Transit in Longmont: RTD regional bus routes (LX, BOLT to Boulder and Denver) · Longmont local bus service (Route 225, Y, Jump) · RTD park-and-ride at 1st and Main · No light rail, nearest station is at US-36 / Flatiron in Louisville
Other Neighborhoods in Longmont
About This Profile
This profile of Mountain Brook was researched in April 2026. It was last reviewed in September 2026. The price range comes from listed and recently sold homes in the neighborhood. Amenity coverage is strong, with several public sources confirming the list. Schools corrected via boundary lookup at the builder's published address.
Data sourced from direct and indirect online resources. Details are subject to change over time as we continue to research this area.