Housing & Human Services locations in Boulder & Longmont are closed until Feb. 13. Call 303-441-1000, text 303-441-1069

2019/2020 Non-Residential Sales

Prior 2019/2020 Tax Years: Non-Residential Sales

2019/2020 Comparable Sales

2019/2020 Residential Sales

Base Period Sales from July 1, 2016–June 30, 2018

Commercial Properties

Commercial Sales by Use PDF XLSX

Commercial Condominiums

Commercial Condominium Sales PDF XLSX

Commercial & Industrial Detailed Valuation Information

Data used to determine the actual value of Commercial and Industrial properties and includes detailed valuation information on cost, income, and market approaches. This is not a comprehensive list of all properties in Boulder County, and is provided in addition to the lists of comparable commercial property sales.

Commercial & Industrial Property Summary Data XLSX

Vacant Land Sales

Sorted by market area. The land size under “acres” is not necessarily the surveyed land size, but may only be a GIS (Geographic Information systems) measurement. Sales include residential, commercial, and industrial lands, and vacant land with minor structures.

Vacant Property Sales PDF XLSX

Listings for 2017/2018 Tax Years: Comparable Sales

Contact Us

Phone: 303-441-3530
Fax: 303-441-4996


Mailing Address
PO Box 471
Boulder, CO 80306-0471

*New as of Jan 4, 2021*
Monday thru Thursday
Hours: 7:30 am–5 pm


Assessor Boulder & Longmont Drop Boxes

1325 Pearl Street, 2nd floor
Boulder, CO 80302
Monday thru Thursday
Hours: 7:30 am–5 pm
Map & Directions

515 Coffman Street, Suite 114
Monday ONLY
Hours: 7:30 am–5 pm
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1376 Miners Drive, Unit 105
Tuesday ONLY
Hours: 7:30 am–5 pm
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