635 Alpine Ave, Boulder, CO 80304 - Photo 1

1/1

$1,000,000

Sold
Closed
Single Family
3 Beds
1 Full Bath
1 Partial Bath
1,906 Sq. Ft.
1 Car Garage

1/1

Property Description

A rare and versatile opportunity in the heart of West Boulder's beloved Newlands neighborhood. Set on an expansive 8,400-square-foot lot, this duplex-zoned property directly borders North Boulder Park, offering an exceptional canvas for redevelopment or a custom home in one of the city's most sought-after enclaves. The existing cottage includes a welcoming wraparound front porch, hardwood floors, and a flexible walk-out lower level with a private entrance and second kitchen-ideal for rental income or multi-unit living as you plan your future project. The true value of this property lies in its unbeatable location. With North Boulder Park as your backyard, enjoy year-round recreation, from summer picnics and sports fields to groomed cross-country ski trails in winter. Just minutes away, you'll find Ideal Market, renowned dining, and the vibrant energy of Pearl Street, while nearby Mount Sanitas offers world-class hiking and outdoor adventure. An incredible setting, limitless potential, and a premier Boulder address-this is a rare opportunity to secure a coveted piece of real estate in one of the city's most desirable neighborhoods.

Full Property Details

Full Property Details for 635 Alpine Ave.

General

Sold For: $1,000,000
Taxes: $8,559 (2024)
Status: Closed
Type: Single Family
Source: IRES
MLS ID: 1028307
Added to Site: 314 day(s) ago

Interior

Interior Features: In-Law Floorplan, Separate Dining Room
Appliances: Electric Range/Oven, Refrigerator, Washer, Dryer, Microwave
Flooring: Wood Floors

Rooms

Bathrooms

Total Bathrooms: 2
Full Bathrooms: 1
3/4 Bathrooms: 1

Bedrooms

Total Bedrooms: 3
Bedroom 1: 9 x 12
Bedroom 2: 9 x 9
Bedroom 3: 17 x 9

Other Rooms

Living Room: 11 x 13
Family Room: 11 x 11
Kitchen: 10 x 8
Dining Room: 10 x 12
Laundry: Main Level

Parking

Garage: Yes
Garage Spaces: 1
Garage Description: Detached

Location

Area: Boulder
County: Boulder
Subdivision: Newlands

School Information

School District: Boulder Valley Dist RE2
Elementary School: Foothill
Middle School: Casey
High School: Boulder

Heating & Cooling

Cooling Type: Ceiling Fan(s)
Heating Type: Forced Air

Utilities

Gas: Natural Gas, Xcel
Sewer: City Sewer
Water: City Water, City of Boulder

Structural Information

Exterior Const.: Wood Siding
Basement Desc.: Full, Partially Finished, Walk-Out Access
Stories/Levels: Two
Square Feet: 1,906
Living Area: 1,906 Sq. Ft.
Below Ground: 932 Sq. Ft.
Year Built: 1909

Lot Features

Lot Size (Acres): 0.19
Lot Dimensions: 8414
Lot Features: Corner Lot, Abuts Park
Best Use: Single Family, Multi-Family
Zoning: RES
Fencing (Description): Fenced, Wood

Financial Considerations

Tax Amount: $8,559
Tax Year: 2024

Disclosures and Reports

Exclusions: Seller's personal property.

Listed by Compass - Boulder (303) 487-5472

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Listing agents

— 635 Alpine Ave. —

Compass - Boulder

303-487-5472
Compass - Boulder

303-487-5472

(720) 480-7650

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NMLS#: 1598647

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Schools

Schools serving 635 Alpine Ave.

School District:Boulder Valley School District Re-2

Name	Grades	Distance
Foothill Elementary School 1001 Hawthorn Avenue, Boulder, CO 80304	K-5	0.7 mi
Casey Middle School 1301 High Street, Boulder, CO 80304	6-8	0.4 mi
Boulder High School 1604 Arapahoe Avenue, Boulder, CO 80302	9-12	1.1 mi

Disclaimer: School attendance boundaries provided by Pitney Bowes and are for reference only. Contact the school directly to verify enrollment eligibility.

Price & Sales History for 635 Alpine Ave.

Date

Details

Price

Change

Source

5/23/2025

Sold

$1,000,000

-13.04%

MLS

4/14/2025

Price Reduced

$1,150,000

-3.77%

MLS

3/13/2025

Listed

$1,195,000

—

MLS

Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

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635 Alpine Ave, Boulder, CO 80304 (MLS# 1028307) is a Single Family property that was sold at $1,000,000 on May 23, 2025. Want to learn more about 635 Alpine Ave? Do you have questions about finding other Single Family real estate for sale in Boulder? You can browse all Boulder real estate or contact a Coldwell Banker agent to request more information.

635 Alpine Ave. Boulder, CO 80304