645 Walnut St, Boulder, CO 80302
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Property image
OFF MARKET

645 Walnut St
Boulder, CO 80302

West Pearl
  • 1 Bed
  • 1 Bath
  • 1,853 sqft

$1,648,100

Trulia Estimate
as of Jul 15, 2026
Est. Refi. Payment $9,137/mo*
Refinance Your Home

$1,648,100

Trulia Estimate
as of Jul 15, 2026
Est. Refi. Payment $9,137/mo*
Refinance Your Home
1 Bed
1 Bath
1,853 sqft

Local Information

  • Map ViewExplore the area around 645 Walnut St.
  • Schools1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Description

RARE OPPORTUNITY IN DOWNTOWN BOULDER ON THE CORNER OF 7TH AND WALNUT! Use as a 2 story office space, or renovate to create a loft style live/work concept. Versatile main level w/ great separation of space and 3/4 bath. Upper level w/ spacious open floor plan, vaulted ceilings, exposed ductwork, skylights, and balcony. Reclaimed pine floors. Plantation shutters. Classic covered front porch w/ mountain views. 58x11ft fenced side yard. 14x11ft storage room. 3-6 carport parking spaces/driveway.
645 Walnut St, Boulder, CO 80302 is a 1 bedroom, 1 bathroom, 1,853 sqft single-family home in West Pearl, built in 1900. It last sold for $1,160,000 on Oct 31, 2016. It is currently off market. The Trulia Estimate is $1,648,100, with a rent estimate of $2,542/month.

Home Highlights

Parking
No Info
Outdoor
No Info
HOA
None
Price/Sqft
No Info
Listed
Less than a day ago

Home Details for 645 Walnut St

Interior Features

Levels, Entrance, & Accessibility
Stories: 2

Property Information

Year Built
Year Built: 1900
Property Type / Style
Property Type: Single Family Home

Lot Information

Lot Area: 3750 sqft

Price History for 645 Walnut St

DatePriceEventSource
10/31/2016$1,160,000Sold
IRES as distributed by MLS GRID #794936
07/26/2016$1,200,000PriceChange
Agent Provided
07/15/2016$1,250,000Listed For SaleAgent Provided

Market trends in Boulder

Last updated June 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
$891K
$60.83KMoM
Sale-to-List Price
98.2%
0.4%MoM
Price per sq ft
$503
$2MoM
Available listings
778
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Comparable Sales for 645 Walnut St

Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
446 Pearl St, Boulder, CO
0.15
Single-Family Home
$1,400,000
08/04/25
2
2.5
1,788
2435 7th St, Boulder, CO
0.39
Single-Family Home
$1,150,000
10/30/25
3
1
1,170
616 Dewey Ave, Boulder, CO
0.54
Single-Family Home
$1,200,000
05/11/26
2
1
1,388
1635 6th St, Boulder, CO
0.23
Single-Family Home
$1,575,000
07/25/25
3
3
1,968
1625 4th St, Boulder, CO
0.38
Single-Family Home
$1,411,000
02/20/26
4
2
1,897
620 Pearl St #C, Boulder, CO
0.04
Single-Family Home
$585,000
04/02/26
1
1
720
819 Grant Pl, Boulder, CO
0.94
Single-Family Home
$1,375,000
08/13/25
1
1
1,931
2424 4th St, Boulder, CO
0.45
Single-Family Home
$1,525,000
08/29/25
3
2
2,234
1010 9th Street, Boulder, CO
0.73
Single-Family Home
$815,000
01/23/26
2
1
1,098
638 Pleasant St, Boulder, CO
0.45
Single-Family Home
$1,400,000
09/12/25
2
2
1,232

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Assigned Schools

These are the assigned schools for 645 Walnut St.
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Neighborhood Overview

West Pearl
See Local Highlights
Neighborhood stats provided by third party data sources.

What Locals Say about West Pearl

  • Michelle Lee
    "We have an antique car show on the block once a month during the summer. We are in walking distance to all the events on Pearl Street."
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Off Market Homes Near 645 Walnut St

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