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645 Concord AvenueBoulder, CO 80304

For Sale

$2,800,000

Smart Buyer Rebate $28,000

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.

Listed by Peter Maybee

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License #IRP28642

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Peter Maybee

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303-818-2525

Last updated October 29, 2026

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Source: REColorado #IR1071202

Listing Facts

  • TypeSingle-family
  • NeighborhoodMapleton Hill
  • Bedrooms4
  • Bathrooms4
  • Days on Prevu7
  • Taxes$16,544/year
  • Size2,619 sqft
  • Price per sqft$1,069

Amenities

  • Dishwasher
  • Private Outdoor Space
  • Washer/Dryer
  • Air Conditioning
  • Parking

Location

Mortgage Calculator

Listing History

10/29/2026
Price Decreased
$2,800,000
10/24/2026
Listed by Peter Maybee
$3,350,000
  1. 10/29/2026$2,800,000
    Price Decreased
  2. 10/24/2026$3,350,000
    Listed by Peter Maybee

Property Details for 645 Concord Avenue

Exterior

Construction

  • Roof: Composition
  • Structure Type: House
  • Year Built: 1900
  • Architectural Style: Victorian
  • Construction Materials: Frame

Features

  • Direction Faces: South
  • Fencing: Fenced, Partial
  • Patio And Porch Features: Deck, Patio
  • Road Frontage Type: Public

Measurements

  • Building Area Total: 3,495
  • Lot Features: Level, Sprinklers In Front
  • Lot Size Acres: 0.19
  • Lot Size Square Feet: 8,401

Financial

Taxes

  • Parcel Number: R0005335
  • Tax Annual Amount: $16,544.00
  • Tax Year: 2025

Interior

Features

  • Appliances: Dishwasher, Dryer, Oven, Refrigerator, Washer

Measurements

  • Living Area: 2,619

Rooms

  • Basement: Partial
  • Has Basement: Yes
  • Bathrooms Full: 1
  • Bathrooms Half: 1
  • Bathrooms Three Quarter: 2
  • Bathrooms Total Integer: 4
  • Bedrooms Total: 4
  • Main Level Bathrooms: 2
  • Main Level Bedrooms: 1

Other

Location

  • Subdivision Name: Phillips

Parking

Parking

  • Garage Spaces: 2
  • Parking Total: 2

Schools

Elementary School

  • Elementary School: Whittier E-8
  • Elementary School District: Boulder Valley RE 2

High School

  • High School: Boulder
  • High School District: Boulder Valley RE 2

Middle or Junior School

  • Middle Or Junior School: Casey

Utilities

Equipment

  • Cooling: Air Conditioning-Room, Central Air
  • Heating: Forced Air
  • Sewer: Public Sewer
  • Utilities: Electricity Available, Natural Gas Available
  • Water Source: Public

Frequently Asked Questions

How many bedrooms and bathrooms does this single-family home have?

There are 4 bedrooms and 4 bathrooms in this single-family home at 645 Concord Avenue.

What schools are nearby to 645 Concord Avenue?

Nearby schools include the Whittier E-8 Elementary School, Casey Middle School, and Boulder High School.

Does this single-family home have parking?

Yes, there are 2 parking spaces available for 645 Concord Avenue.

What are the annual taxes for 645 Concord Avenue?

Annual taxes for this single-family home are estimated at $16,544.

How does 645 Concord Avenue compare to other single-family homes in Mapleton Hill?

This single-family home is listed 19% below the average price for single-family homes in Mapleton Hill and has been on the market for 69 less days than the typical home in this area.

What is the square footage on this single-family home?

According to the MLS, this listing is 2,619 sqft.

645 Concord Avenue is a 4-bedroom, 4-bath single-family home for sale in Boulder CO 80304. Listed on Prevu for 7 days at $2,800,000. This includes a recent price decrease of $550,000. This home features 2,619 square feet of living space, located in Mapleton Hill. The median listing price for single-family homes in this area is $2,222,750. Nearby schools include Whittier E-8 Elementary School, Casey Middle School, and Boulder High School. Property amenities include private outdoor space, dishwasher, air conditioning, parking, and washer/dryer. Browse more single-family home listings in Boulder.

The content relating to real estate for sale in this Web site comes in part from the Internet Data eXchange ("IDX") program of METROLIST, INC., DBA RECOLORADO® Real estate listings held by brokers other than Prevu are marked with the IDX Logo. This information is being provided for the consumers' personal, non-commercial use and may not be used for any other purpose. All information subject to change and should be independently verified.

Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.