Saturday March 2, Red Flag Warning. No Open Burning in Boulder County

2021 Time Trend Adjustments

2021/2022 Comparable Sales

Using Time Trending for Property Valuation

Residential Time Trends July 1, 2015 through June 30, 2020

Market Area Factor Tables
2021 Apartment Time Trends
Market Areas: 640, 641, 642, 643, 644, 645
PDF XLSX
2021 Condominium Residential Time Trends
Market Areas: 630, 632, 633, 634
PDF XLSX
2021 Boulder Residential Time Trends
Market Areas: 101, 102, 103, 104, 105, 106, 107, 108, 109
PDF XLSX
2021 Erie, Gunbarrel, Lafayette, Louisville, Niwot, & Superior Residential Time Trends
Market Areas: 401, 402, 403, 404, 405, 407, 501
PDF XLSX
2021 Longmont Residential Time Trends
Market Areas: 502, 503, 504, 505, 506, 507
PDF XLSX
2021 Mountain Residential Time Trends
Market Areas: 201, 202
PDF XLSX
2021 Unincorporated Plains Residential Time Trends
Market Areas: 301, 302, 303, 304
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