See Marshall Fire Recovery or call 303-413-7730 for assistance, resources and information on the Marshall Fire.

COVID Information | Información sobre COVID — COVID Vaccine Providers | Proveedores de Vacunas Contra COVID

County offices are closed for Martin Luther King, Jr. Day on Jan. 17. Public safety services continue on a regular schedule and the DAC is open.

Assessor Forms

Assessor Forms

Abatements

Address Change

Agents

Agricultural Land

Apartments

Business Personal Property

Declarations

Downloadable Forms

Commercial Property

Property Questions

Subdivision Land

Transfer Declarations

Contact Us

Assessor
Main phone: 303-441-3530
Main fax: 303-441-4996

Business Personal Property
fax: 303-441-1783

Email

Schedule a meeting

Mailing Address
Main: PO Box 471
Boulder, CO 80306-0471

Locations

Assessor Boulder & Longmont Drop Boxes

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

Longmont
515 Coffman Street, Suite 114
Mondays ONLY
Hours: 7:30 am–5 pm
Map & Directions

Lafayette
1376 Miners Drive, Unit 105
Tuesdays ONLY
Hours: 7:30 am–5 pm
Map & Directions

Website
www.BoulderCountyAssessor.org

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