2237 4th Street Boulder, CO ^$ 3,890,000

2237 4th Street

^$ 3,890,000

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2237 4th Street

Boulder, CO, 80302

^$ 3,890,000

Bedrooms4 Baths3.2 Sq 4,108

Monthly Estimate*

^$ 24,562

Listed by Milehimodern

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Single Family Home for sale in Boulder, CO

for $3,890,000 with 4 bedrooms and 3 full baths, 2 half baths. This 4,108 square foot home was built in 2003 on a lot size of 0.17.

Perfectly situated in Boulder's highly coveted Mapleton Hill neighborhood, this exceptional luxury residence seamlessly blends sophisticated design with premium modern amenities. The home boasts a striking custom metal staircase, an elevator servicing all three levels, new 8-inch European French Oak flooring, and curated lighting throughout by Visual Comfort and Pottery Barn. A chef's dream, the kitchen features custom Tharp cabinetry, premium Cristallo stone countertops, and a high-end Forno appliance package. Retreat to the luxurious primary suite, complete with dual walk-in closets and a private deck showcasing stunning views. Designed for wellness and recreation, the lower-level walk-out includes a brand-new private gym equipped with a custom sauna and steam shower, alongside a versatile media room or optional additional bedroom. Outside, a private garden oasis with a custom paver driveway backs directly to the serene Sunshine Canyon Creek. Complete with a 4-car garage, all-new mechanical systems under warranty, and a Class 4 impact-resistant roof, this rare gem offers an unmatched lifestyle just a five-minute walk from downtown Boulder and steps from world-class hiking trails.

Single Family Active

Price

^$ 3,890,000

Bedrooms

Full Bath

Half Bath

Property Type

Single Family

Taxes

^$ 24,852

Style

Contemporary

Lot Size

0.17

Year Built

2003

Town/City

Boulder

County/Region

Boulder

MLS | Web ID

4166979

Features

Interior

Interior Amenities Ceiling Fan(s) Eat-in Kitchen Elevator Entrance Foyer Five Piece Bath Kitchen Island Open Floorplan Pantry Primary Suite Sauna Smoke Free Vaulted Ceiling(s) Walk-In Closet(s)

Basement Walk-Out Access

Flooring Wood

Furnished Y/N Unfurnished

Total Fireplaces 1

Fireplace Features Living Room

Basement (Y/N) Y

Window Features Double Pane Windows

Above Grade Finished Area 3007

Half Baths 2

1/4 Baths 0

3/4 Baths 1

Laundry Features In Unit

Total Bedrooms 4

Below Grade Finished Area 943

Main Level Bedrooms 0

Main Level Bathrooms 1

Total Baths 5

General

Sewer Public Sewer

Heating Forced Air

Cooling Central Air

Utilities Cable Available Electricity Available Electricity Connected Internet Access (Wired) Natural Gas Available Natural Gas Connected

Possession Closing/DOD

Roof Composition

Appliances Bar Fridge Dishwasher Disposal Oven Refrigerator

Zoning SR

Garage Spaces 4

Patio/Porch Features Covered Deck Front Porch Patio Rooftop

Architectural Style Contemporary

Construction Materials Frame Stone

Exclusions Sellers Personal Property + staging items.

Year Built 2003

Electric 220 Volts

Levels Two

Property Subtype Single Family Residence

Tax Year 2025

Ownership Individual

County Boulder

Property Type Residential

HOA N

Attached Garage Y

Subdivision Name Mapleton

Full Baths 2

Status Active

High School Boulder

City Boulder

Senior Community Y/N N

High School District Boulder Valley RE 2

Lot Size Units Square Feet

Lot Size Square Feet 7198

Carport Spaces 0

Listing Terms Cash Conventional

Elementary School Whittier Int'l

Tax Annual Amount 24852

Middle/Junior High School Casey

Property Condition Updated/Remodeled

Structure Type House

Standard Status Active

Middle/Junior School District Boulder Valley RE 2

Elementary School District Boulder Valley RE 2

Exterior

Exterior Amenities Balcony Lighting Private Yard

Parking Features Brick Driveway Dry Walled Exterior Access Door Finished Garage Floor Coating Lighted Storage

Lot Features Historical District Irrigated Landscaped Near Public Transit Sprinklers In Front

Water Source Public

Total Parking 4

Lot Size Area 7198

Building Area Total 4108

Lot Size Acres 0.17

Road Surface Type Paved

Road Frontage Type Public

Road Responsibility Public Maintained Road

Internal Only

Street Number 1 2237

* Excluded Features

List By

Milehimodern

Broker

(303) 641-2049

Phone

Affordability Calculator

$26,633

Per Month

Monthly Principal & Interest: $24,562
Monthly Property Taxes: $2,071
Monthly Home Insurance: --

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Down Payment

Loan Term

Interest Rate

Yearly Property Taxes

Yearly Home Insurance

Default based on a 30-year fixed rate of 6.49% 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

Single family listings in Boulder, CO

Average List Price ^$2,248,334

Percent of Sale Price 42%

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.

3043878 Elementary School

1955678 Middle School

Boulder High School High School

See complete school information

Pricing History

Date	Price	Price Change	Description
8/3/2026	$3,890,000	-2.51%	Price Down
7/22/2026	$3,990,000		Listed Price

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2237 4th Street, Boulder, CO, 80302 is a Single Family Home for sale at $3,890,000 with 4,108 sqft and a lot size of 0.17. 2237 4th Street has 4 bedrooms, 3.2 baths, and was built in 2003. 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 6.49% 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 8/16/2026.

This publication is designed to provide information with regard to the subject matter covered. It is displayed with the understanding that the publisher and authors are not engaged in rendering real estate, legal, accounting, tax, or other professional services and that the publisher and authors are not offering such advice in this publication. If real estate, legal, or other expert assistance is required, the services of a competent, professional person should be sought.

The information contained in this publication is subject to change without notice. REcolorado. MAKES NO WARRANTY OF ANY KIND WITH REGARD TO THIS MATERIAL, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. REcolorado. SHALL NOT BE LIABLE FOR ERRORS CONTAINED HEREIN OR FOR ANY DAMAGES IN CONNECTION WITH THE FURNISHING, PERFORMANCE, OR USE OF THIS MATERIAL.

PUBLISHER’S NOTICE: All real estate advertised herein is subject to the Federal Fair Housing Act and the Colorado Fair Housing Act, which Acts make it illegal to make or publish any advertisement that indicates any preference, limitation, or discrimination based on race, color, religion, sex, handicap, familial status, or national origin.

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2237 4th Street

Single Family Home for sale in Boulder, CO

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