Treasurer's Office  


The Treasurer’s Office collects taxes for real property, mobile homes, and business personal property (business equipment).

**After September 1st, online payments will not be accepted and delinquent tax payments must be paid with CASH, CASHIERS CHECK, OR MONEY ORDER ONLY**
Look Up / Pay Property Taxes » 
  Sign Up For Electronic Tax Notices » 

Paying Your Taxes

To pay your property taxes, you may:

  • Pay your taxes in two halves or one whole payment: due dates
  • Pay Online
  • Pay in person
    • Cash or check 
  • Pay by mail
    • Check

    Electronic Property Tax Notices

    We now offer the option to receive tax notices by e-mail. Please read the instructions, then click the button above to get started!

      Seniors & Veterans 

      The Treasurer’s Office also helps with property tax application applications for:

      Tax Lien Sale Information » 

      Once a year, after the 1st of October, any real properties with unpaid taxes are subject to tax lien placed on the property.

      Paul Weissmann, Treasurer

       Related Links


      Treasurer's Office
      303-441-3598 (fax)

      Mailing Address

      PO Box 471
      Boulder, CO 80306-0471

      Send us an email
      Submit a change of address

      1325 Pearl St, 1st floor
      Map and directions
      Hours: 8 a.m.-4:30 p.m. M-F



      Please note: our Longmont address has changed
      515 Coffman St.
      Suite 113
      Map and directions
      Hours: 8 a.m.-4:30 p.m.
      Mondays Only


      1376 Miners Dr., Unit 105
      Map and directions
      Hours: 8 a.m.-4:30 p.m.
      Tuesdays Only