1635 Mariposa Avenue Boulder, CO ^$ 1,800,000

1635 Mariposa Avenue

^$ 1,800,000

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1635 Mariposa Avenue

Boulder, CO, 80302

^$ 1,800,000

Bedrooms5 Baths2.0 Sq 2,698

Monthly Estimate*

^$ 11,083

Listed by RE/MAX Professionals

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Single Family Home for sale in Boulder, CO

for $1,800,000 with 5 bedrooms and 2 full baths. This 2,698 square foot home was built in 1956 on a lot size of 0.26.

Welcome to 1635 Mariposa Avenue — a charm-filled 5 bedroom, 2 bath home nestled in one of Boulder's most coveted locations, just steps from iconic Chautauqua Park. Or walk two blocks and you are in Open Space, with the Four Pines Trail leading to the Enchanted Mesa and the entire Mesa Trail System. Step inside and feel instantly at home as gorgeous wood flooring spans the entire main level and staircase, setting a warm, elegant tone throughout. The beautiful living room features a large picture window that bathes the space in natural light. The inviting dining area flows seamlessly into a spacious, updated kitchen with leathered granite counters, striking tile work, rich alderwood cabinets, and high-end appliances, making weeknight dinners and weekend gatherings an absolute joy. New windows throughout enhance energy efficiency and curb appeal. The private fenced backyard is your personal retreat. Imagine sipping morning coffee beside a seasonal Chautauqua creek, picking apples from mature trees, breathing in fragrant lilac blossoms, and hosting unforgettable evenings with friends. The front yard welcomes you home with a paved pathway leading to an inviting porch made for lazy Sunday afternoons relaxing and enjoying the mountain view. Downstairs, the expansive basement offers incredible flexibility with a fun painted cement floor, two large bedrooms, a walk-in closet, and a huge storage and utility room. A radon mitigation system, French drain, and professional sump pump perimeter system provide complete peace of mind. Located near convenient bus transit, and loads of shopping, this 2,600-square-foot home seamlessly blends Boulder's legendary outdoor lifestyle with everyday convenience.

Single Family Active

Price

^$ 1,800,000

Bedrooms

Full Bath

Property Type

Single Family

Taxes

^$ 8,209

Style

Traditional

Lot Size

0.26

Year Built

1956

Town/City

Boulder

County/Region

Boulder

MLS | Web ID

4446084

Features

Interior

Interior Amenities Smoke Free Stone Counters

Basement Finished Full Sump Pump

Flooring Concrete Tile Wood

Furnished Y/N Unfurnished

Total Fireplaces 1

Fireplace Features Living Room Wood Burning

Basement (Y/N) Y

Window Features Bay Window(s) Double Pane Windows Skylight(s) Window Coverings

Above Grade Finished Area 1350

Half Baths 0

1/4 Baths 0

3/4 Baths 1

Total Bedrooms 5

Below Grade Finished Area 1348

Main Level Bedrooms 3

Main Level Bathrooms 1

Total Baths 2

General

Sewer Public Sewer

Heating Forced Air Natural Gas

Cooling Central Air

Possession Negotiable

Roof Composition

Appliances Dishwasher Disposal Dryer Freezer Microwave Oven Range Range Hood Refrigerator Self Cleaning Oven Sump Pump Washer

Zoning RES 1

Garage Spaces 0

Patio/Porch Features Covered Front Porch Patio

Architectural Style Traditional

Security Features Carbon Monoxide Detector(s) Radon Detector Smoke Detector(s) Video Doorbell

Construction Materials Brick Frame

Exclusions SELLERS PERSONAL PROPERTY STAINED GLASS IN MAIN FLOOR BATHROOM 2 SCONCES IN MASTER BEDROOM REFRIGERATOR IN DOWNSTAIRS UTILITY/STORAGE ROOM FRONT DOOR.

Year Built 1956

Electric 220 Volts

View Mountain(s)

Levels One

Property Subtype Single Family Residence

Tax Year 2025

Current Use Live/Work

Ownership Individual

County Boulder

Property Type Residential

HOA N

Attached Garage N

Subdivision Name Bellevue Hills

Full Baths 1

Status Active

Directions Right off of 17th Street and Mariposa - corner lot.

High School Fairview

City Boulder

Senior Community Y/N N

High School District Boulder Valley RE 2

Lot Size Units Square Feet

Lot Size Square Feet 11173

Carport Spaces 0

Listing Terms Cash Conventional FHA Jumbo USDA Loan

Elementary School Creekside

Tax Annual Amount 8209

Home Warranty Y/N N

Middle/Junior High School Manhattan

Property Condition Updated/Remodeled

Virtual Tour https://www.listingsmagic.com/sps/tour-slider/index.php?property_ID=282058&ld_reg=Y

Structure Type House

Standard Status Active

Occupancy Type Owner

Middle/Junior School District Boulder Valley RE 2

Elementary School District Boulder Valley RE 2

Exterior

Exterior Amenities Private Yard

Fencing Full

Lot Features Corner Lot Irrigated Landscaped Level Many Trees Sprinklers In Rear

Total Parking 4

Lot Size Area 11173

Foundation Details Concrete Perimeter

Building Area Total 2698

Lot Size Acres 0.26

Road Surface Type Paved

Road Frontage Type Public

Road Responsibility Public Maintained Road

Horse Y/N N

Internal Only

Street Number 1 1635

* Excluded Features

List By

Re/Max Professionals

Broker

(303) 514-5066

Phone

Affordability Calculator

$11,767

Per Month

Monthly Principal & Interest: $11,083
Monthly Property Taxes: $684
Monthly Home Insurance: --

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Loan Term

Interest Rate

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Yearly Home Insurance

Default based on a 30-year fixed rate of 6.25% 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 ^$2,516,718

Percent of Sale Price 40%

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.

1957865 Elementary School

1957357 Middle School

Fairview High School High School

See complete school information

Pricing History

Date	Price	Price Change	Description
4/22/2026	$1,800,000		Listed Price

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1635 Mariposa Avenue, Boulder, CO, 80302 is a Single Family Home for sale at $1,800,000 with 2,698 sqft and a lot size of 0.26. 1635 Mariposa Avenue has 5 bedrooms, 2.0 baths, and was built in 1956. 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 6.25% 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 5/21/2026.

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1635 Mariposa Avenue

Single Family Home for sale in Boulder, CO

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