11860 Pecos Street, #2324
Westminster, Co 80234

Full property tax collection office offering services that include: 

  • Hours – Tuesday, Wednesday, and Thursday from 7:30-5 (for now)

  • Property tax collection for all property classifications, 

  • Senior exemption and property tax deferral assistance,

  • Mobile Home ownership transfers and relocation services,

  • Free income tax program for income qualifying residents (January –April)


Click here to make a tax payment online, view your parcel details, obtain current and prior year payment history and receipts, and view or print your current year tax statement. 


The Adams County Treasurer is a constitutional officer elected for a four-year term and is charged with collecting all county property taxes, distributing those taxes to the various underlying taxing authorities, and investing the difference on behalf of the county.


Property taxes are collected one year in arrears. In 2018 the Treasurer's Office will collect the 2017 taxes for a total value over $700 million on approximately 180,000 tax bills.
By June 30th each year, the Treasurer's Office collects about 95% of all taxes billed. By December 31st, 99.9% of all taxes will be collected.
IMPORTANT:  The Assessor maintains the mailing addresses for tax statement notifications. Click here to print the form.  When completed, mail the form to:
Adams County Assessor’s Office
4430 South Adams County Parkway
2nd Floor, Suite C2100
Brighton, CO 80601
Once updated, the Assessor’s file rolls to the Treasurer’s system, therefore notification to the Treasurer’s office is not necessary. 


The Treasurer’s office will distribute property taxes to approximately 350 underlying taxing authorities with the following breakdown for 2017:
Type of Levy Tax % Distributed
School Districts 52%
County 24%
Special Districts 19%
Cities 5%
Total 100%


The office prepares monthly statements reflecting amounts collected and disbursed to all underlying authorities. Click here to view statements.


The Treasurer manages the County’s investment portfolio in accordance with Colorado State Statutes and the Adams County Investment Policy.  Our primary objective of investment activities, in order of priorty, is always safety, liquidity, and lastly yields. Our diverse portfolio holds; Federal Agencies, US Treasuries, CDs, Money Markets, Commercial Paper, and Corporate Bonds.  Our liquidity needs are met with deposits through COLOTRUST, Colorado’s authorized local government investment pool.  


In addition to the collection of taxes, the Treasurer’s Office also performs tax deferment applications, manufactured home authentications, prepares Certificates of Taxes Due, prepares tax sale, processes redemptions, and responds to all other inquiries related to taxation.
Reports of the fiscal activities of the Treasurer's Office are submitted to the County Commissioners and published semi-annually.
The Treasurer enforces collection of delinquent taxes by conducting an annual delinquent real estate and mobile home property tax sale. Personal property is subject to distraint, seizure, and sale of the property.
The Treasurer is also a member of the Adams County Retirement Board.
Lastly, the Adams County Treasurer’s office sponsors the Free IRS Income Tax Preparation Program – serving our income qualifying residents with free income tax preparation.


Please contact me by email at or by phone at 720.523.6160 with any comments, questions, or suggestions on how we can better serve you.


To see “What’s New” and our annual “Newsletters” click here
Brigitte Grimm
4430 S. Adams County Pkwy.
Suite C2436
Brighton, CO 80601
Ph: 720.523.6160
Fx: 720.523.6175


Monday - Friday
7 a.m. - 5 p.m.
(excluding holidays)


Treasurer Grimm Swearing In Photo