Presenting 1120-1130 Alpine Avenue, an exceptional 0.93-acre (40,349 sq. ft.) redevelopment parcel situated in the heart of Boulder's highly coveted North Broadway neighborhood. Currently improved with two medical office buildings totaling 13,657 SF, the site offers a generational canvas for a landmark mixed-use project in a notoriously high barrier-to-entry submarket. The property is primed for a visionary, 8-level conceptual development. This concept ideal for flexible, live/work loft environments designed to seamlessly integrate with Boulder's dynamic lifestyle. Innovative Residential Design: 56,000 SF of flexible, subdividable living space across four levels. Efficient "paired floor" configuration allowing upper spaces to be accessed from within lower units, permitting for endless combinations, from expansive two-story lofts to single-story studios. Premium Ground-Floor Retail: 16,000 SF of high-bay (12') retail space anchored by an intimate courtyard pocket park. Spaces can be leased separately or combined with residential units for the ultimate live/work amenity. World-Class Rooftop Amenities: 15,000 SF private recreation deck with rooftop pool and lush gardens. Intelligent Parking Solutions: Two levels of underground parking with 140 exceptionally wide (10') spaces for easy access and loading. Strategic Positioning: Located just west of Broadway, the site sits immediately south of the brand-new City of Boulder Municipal Campus, guaranteeing dense, reliable daily foot traffic. Ultimate Walkability: Directly across from the North Boulder Ideal Market Shopping Center, providing residents and tenants with effortless access to Whole Foods, Sweet Cow, Santos, and other essential daily staples.
Lot/land
Price cut: $3M (6/17)
$5,000,000
1120 Alpine Ave, Boulder, CO 80304
--beds
--baths
0.93Acres
Mixed Use
Built in ----
0.93 Acres Lot
$-- Zestimate®
$366/sqft
$-- HOA
What's special
- 107 days |
- 224 |
- 3 |
Zillow last checked:
Listing updated:
Listed by:
Michael-Ryan McCarty 303-442-1040,
Gibbons-White, Inc.
Source: IRES as distributed by MLS GRID,MLS#: 1054469
Facts & features
Interior
Interior area
- Total structure area: 13,657
- Total interior livable area: 13,657 sqft
Video & virtual tour
Property
Features
- Fencing: Partial
Lot
- Size: 0.93 Acres
- Features: Paved, Curbs, Gutters, Sidewalks
Details
- Parcel number: R0000133
- Zoning: BT-1
- Special conditions: Private Owner
Utilities & green energy
- Sewer: Public Sewer
- Water: City
- Utilities for property: Natural Gas Available, Electricity Available
Community & HOA
Community
- Subdivision: North Broadway
HOA
- Has HOA: No
Location
- Region: Boulder
Financial & listing details
- Price per square foot: $366/sqft
- Annual tax amount: $119,990
- Date on market: 3/23/2026
- Electric utility on property: Yes
- Road surface type: Asphalt
Estimated market value
Not available
Estimated sales range
Not available
Not available
Price history
| Date | Event | Price |
|---|---|---|
| 6/17/2026 | Price change | $5,000,000-37.5%$366/sqft |
Source: | ||
| 5/28/2026 | Listed for sale | $8,000,000$586/sqft |
Source: | ||
Public tax history
Tax history is unavailable.
Monthly payment
Estimated monthly payment$1,822
All calculations are estimates and provided by Zillow, Inc. for informational purposes only. Actual amounts may vary.
HOA fees may include property taxes on listings classified as Co-Ops. Contact the listing agent and/or owner for fee details.
Mortgage interest rates are dependent on a number of factors, including credit score, down payment, and repayment length. Interest rate data provided by Zillow Group Marketplace, Inc. as of 1/1/1970 from various mortgage lenders with which we have lead or other similar arrangements; the Estimated Payment is an average of those rates.
See how much you could borrow to make a competitive offer.
Climate risks
Neighborhood: Mapleton Hill
Nearby schools
GreatSchools rating
- 8/10Whittier Elementary SchoolGrades: K-5Distance: 0.8 mi
- 5/10Casey Middle SchoolGrades: 6-8Distance: 0.2 mi
- 10/10Boulder High SchoolGrades: 9-12Distance: 1 mi
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A local lender can help you make sure your offer is ready when you are.
- Colorado
- Boulder County
- Boulder
- 80304
- Mapleton Hill
- 1120 Alpine Ave






