Boulder County government offices closed Thursday, Nov. 28, and Friday, Nov. 29, for the Thanksgiving holiday.

2023/2024 Non-Residential Sales

Current 2023/2024 Tax Years: Non-Residential Sales

2023/2024 Comparable Sales

2023/2024 Residential Sales

Time Trend Adjustments

Using Time Trending

Base Period Sales from July 1, 2020–June 30, 2022

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
Marshall Fire Land Sales PDF XLSX

Contact Us

Assessor

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

Email

Mailing Address

PO Box 471
Boulder, CO 80306-0471

Hours: 7:30 a.m. to 5 p.m.
Monday-Thursday
Closed Friday

Locations

Assessor Boulder and Longmont Drop Boxes

Boulder

1325 Pearl St., 2nd floor
Boulder, CO 80302
Hours: 7:30 a.m. to 5 p.m.
Monday-Thursday
Map and Directions Boulder Location

Longmont

515 Coffman St., Suite 114
Hours: 7:30 a.m. to 5 p.m.
Monday only
Map and Directions Longmont Location

Lafayette

1755 S Public Road
Hours: 7:30 a.m. to 5 p.m.
Tuesday only
Map and Directions Lafayette Location