2128-2130 11th Street Boulder, CO ^$ 2,825,000

2128-2130 11th Street

^$ 2,825,000

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2128-2130 11th Street

Boulder, CO, 80302

^$ 2,825,000

Bedrooms4 Baths4.0 Sq 3,546

Monthly Estimate*

^$ 19,512

Listed by Engel & Volkers Denver

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Multi-Family Home for sale in Boulder, CO

for $2,825,000 with 4 bedrooms and 4 full baths. This 3,546 square foot home was built in 1921 on a lot size of 0.08.

*A Distinguished Mapleton Hill Investment with Exceptional Luxury Redevelopment Potential* Located steps from Boulder’s Pearl Street Mall, this distinctive historic quadplex presents a rare opportunity to own an appreciating asset in the coveted Mapleton Hill neighborhood, with Sundance Film Festival on the horizon making it's permanent home in Boulder. Featuring three one-bedroom residences and a studio, the property offers existing income potential and an exciting vision for future transformation. The property showcases architectural character and captivating mountain scenery. The upper-level residence enjoys impressive views, while the main-floor apartment welcomes residents through a covered front porch framed by iconic Flatiron vistas. Inside, a fireplace adds warmth to the living room, complemented by a light-filled bedroom and adjoining sunroom. The lower-level residence features a private side yard, while the studio provides an efficient, self-contained living space. $150,000 in recent upgrades and renovations enhances the property, including flooring, kitchen improvements, drywall, vents, the building’s furnace, and a rear staircase constructed with Trex materials. Additional features include shared laundry with newer appliances, three off-street parking spaces, and well-maintained interiors. For investors, this is an opportunity to secure a distinctive property in one of Boulder’s most desirable and established neighborhoods. For those envisioning a more transformative future, plans available in the supplemental documents outline the proposed conversion into two sophisticated luxury-style townhomes. Designed by Kari Whitman Designs, the proposed concepts offer a compelling vision for reimagining this historic property into exceptional contemporary residences. Combining substantial recent improvements, historic character, a premier location, and significant redevelopment potential, this is a rare opportunity to invest in Mapleton Hill’s enduring appeal.

Multi-Family Coming Soon

Price

^$ 2,825,000

Bedrooms

Full Bath

Property Type

Multi-Family

Taxes

^$ 10,931

Style

Cottage

Lot Size

0.08

Year Built

1921

Town/City

Boulder

County/Region

Boulder

MLS | Web ID

7757668

Features

General

Living Area 3546

Sewer Public Sewer

Heating Forced Air

Cooling Air Conditioning-Room Attic Fan

Utilities Cable Available Electricity Connected Natural Gas Available

Roof Composition

Appliances Dishwasher Disposal Dryer Microwave Oven Refrigerator Washer

Zoning RH-2

Garage Spaces 0

Patio/Porch Features Front Porch

Architectural Style Cottage

Construction Materials Brick

Year Built 1921

View City Mountain(s)

Levels Two

Property Subtype Quadruplex

Parcel Number R0005789

County Boulder

Property Type Residential Income

HOA N

Attached Garage N

Subdivision Name Boulder O T East & West & North

Facing Direction West

Directions From Broadway (US-36) head east on Spruce Street then turn right onto 11th Street. Proceed to 2128 11th Street; the property is on the right near the alley.

High School Boulder

City Boulder

Entry Location Ground

Senior Community Y/N N

High School District Boulder Valley RE 2

Lot Size Units Acres

Lot Size Square Feet 3484.8

Carport Spaces 0

Elementary School Boulder Community School/Integrated Studies

Property Attached Y/N N

Tax Annual Amount 10931

Middle/Junior High School Casey

Virtual Tour https://www.zillow.com/view-imx/93d34aa2-6714-4a88-9915-03527c7da6db?setAttribution=mls&wl=true&initialViewType=pano&utm_source=dashboard

Standard Status Coming Soon

Middle/Junior School District Boulder Valley RE 2

Elementary School District Boulder Valley RE 2

Freehold IDX

Interior

Interior Amenities Built-in Features Ceiling Fan(s) Smoke Free

Basement Exterior Entry Finished Full Walk-Out Access

Flooring Wood

Laundry Features Common Area In Basement

Total Bedrooms 4

Total Baths 4

Exterior

Exterior Amenities Dog Run Garden Rain Gutters

Fencing None

Parking Features Driveway-Gravel Tandem

Lot Features Corner Lot Landscaped Level Near Public Transit

Lot Size Area 0.08

Foundation Details Slab

Lot Size Acres 0.08

* Excluded Features

List By

Engel & Volkers Denver

Broker

jordan.schwartz@engelvoelkers.com,585-469-7637

Contact

Affordability Calculator

$20,422

Per Month

Monthly Principal & Interest: $19,512
Monthly Property Taxes: $911
Monthly Home Insurance: --

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Default based on a 30-year fixed rate of 7.375% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.

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Nearby

Trends
Schools

Multi-family listings in Boulder, CO

Average List Price ^$2,459,658

Percent of Sale Price 13%

About Boulder, CO

102,151 Population

6% Since 2002

^$65,436 Median Income

31.88 Median Age

18% Households with Children

View more area information

Trends Information provided by ATTOM Data Solutions.

5379956 Elementary School

1955678 Middle School

Boulder High School High School

See complete school information

Pricing History

Date	Price	Price Change	Description
10/31/2026	$2,825,000		Listed Price

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2128-2130 11th Street, Boulder, CO, 80302 is a Multi-Family Home for sale at $2,825,000 with 3,546 sqft and a lot size of 0.08. 2128-2130 11th Street has 4 bedrooms, 4.0 baths, and was built in 1921. The property's zip code is 80302 which is in Boulder, CO

*Information deemed reliable but not guaranteed.

Financial calculator disclaimer: Default based on a 30-year fixed rate of 7.375% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.

The data relating to real estate on this web site comes in part from the Internet Data eXchange (IDX) Program of the REcolorado. Real estate listings held by firms other than Weichert Realtors are marked with the IDX logo and detailed information about them includes the Listing Broker’s Firm Name.

The information being provided is for consumers personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.

Data is updated as of 11/2/2026.

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2128-2130 11th Street

Multi-Family Home for sale in Boulder, CO

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