645 Concord Avenue
Boulder, CO, 80304 $ 2,800,000
Bedrooms4 Baths3.1 Sq 2,619 Monthly Estimate*
$ 19,339
for $2,800,000 with 4 bedrooms and 3 full baths, 1 half bath. This 2,619 square foot home was built in 1900 on a lot size of 0.19.
Victorian charm meets modern comfort at 645 Concord Avenue in Boulder's sought-after Mapleton Hill area. Originally built in 1900 and substantially rebuilt in 2000, this beautifully maintained four-bedroom, four-bath home blends historic character with spacious, thoughtfully designed interiors on an exceptional approximately 8,500-square-foot lot.An inviting covered front porch welcomes you inside, where custom bookshelves, hardwood and tile floors, distinctive lighting, and a skylit staircase create a home filled with warmth and personality. The generous kitchen features a wood-topped island, professional-style range, stainless steel appliances, and abundant storage. Open dining and living spaces flow naturally to the covered rear patio, making indoor and outdoor entertaining effortless. Upstairs, vaulted ceilings, dormer windows, and beautifully appointed baths complement the home's distinctive architecture.Beautiful landscaping, mature trees, and a broad backyard lawn create a peaceful outdoor retreat, with inviting spaces to gather or unwind at both the front and rear of the home. Two detached garages-one single-car and one approximately 1 1/2-car-offer ample room for parking, storage, and outdoor gear.In excellent condition throughout, this special home brings together character, comfort, and an unusually generous lot, with convenient access to Mount Sanitas trails and Pearl Street's shops and restaurants.
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FeaturesGeneralLiving Area 2619
Sewer Public Sewer
Heating Forced Air
Cooling Air Conditioning-Room Central Air
Utilities Electricity Available Natural Gas Available
Roof Composition
Appliances Dishwasher Dryer Oven Refrigerator Washer
Zoning RL-1
Garage Spaces 2
Patio/Porch Features Deck Patio
Architectural Style Victorian
Construction Materials Wood Frame
Year Built 1900
Levels Two
Property Subtype Single Family Residence
Parcel Number R0005335
County Boulder
Property Type Residential
HOA N
Attached Garage N
Subdivision Name Phillips
Facing Direction South
Possible Use Residential
Full Baths 1
High School Boulder
City Boulder
Senior Community Y/N N
High School District Boulder Valley RE 2
Lot Size Square Feet 8401
Elementary School Whittier E-8
Property Attached Y/N N
Tax Annual Amount 16544
Middle/Junior High School Casey
Standard Status Active
Elementary School District Boulder Valley RE 2
Freehold IDX
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InteriorBasement Partial
Half Baths 1
3/4 Baths 2
Total Bedrooms 4
Total Baths 4
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ExteriorFencing Fenced Partial
Lot Features Level Sprinklers In Front
Water Source Public
Lot Size Acres 0.19
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* Excluded FeaturesAffordability Calculator
- Monthly Principal & Interest
- $19,339
- Monthly Property Taxes
- $1,379
- Monthly Home Insurance
- --
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.
Learn more about how to save NearbySingle family listings in Boulder, CO
Average List Price $2,253,341
Percent of Sale Price 20%
About Boulder, CO 102,151 Population
6% Since 2002
$ 65,436 Median Income
31.88 Median Age
18% Households with Children
Trends Information provided by ATTOM Data Solutions.
3187605 Elementary School
1955678 Middle School
Boulder High School High School
Pricing History| Date | Price | Price Change | Description |
|---|
| 10/29/2026 | $2,800,000 | -16.42% | Price Down |
| 10/24/2026 | $3,350,000 | | Listed Price |