To ensure accurate posting, please include the appropriate payment coupon for each property being paid, and write the schedule number(s) on the check. 

Payments must be postmarked by the relevant installment deadline (first, second, or full) to be considered timely.

Pay your property taxes

Online payments will be accepted starting around January 12, 2026 for the Larimer County Treasurer through Municipay.  Payments may be made by Electronic Check, Mastercard, Visa, Discover, and American Express.

There is a convenience fee charged by Municipay for using this service. The fee schedule is as follows:

Roles and Responsibilities

The County Treasurer is responsible for mailing Property Tax Statements to the owner of record, collecting property taxes, and disbursing taxes to the taxing authorities (school districts, cities/towns, the county, special districts, etc.). The Treasurer does NOT determine the amount of tax to be collected.
2020 Delinquent Property Advertising Files

Click to download delinquent real property and mobile home list.

Personal Checks and Electronic Payments No Longer Accepted for 2020

Cash or certified funds (cashiers checks, money orders) now required for all delinquent payments.

All property taxes must be collected in order to meet the budgetary requirements of all certified taxing authorities. The annual tax lien sale is held to collect these unpaid taxes. Liens are placed against the properties and are purchased by investors who, in turn, earn interest against the tax amounts.  

The investor interest rate for 2025 was set by the state at 14%. The investor interest rate for 2026 will be set September 1, 2026. 

Provides tax lien resources for title and mortgage companies, investors, and taxing authorities, including a login portal, payment info, and reports.