The county values the home
Adams and Weld both valued homes in 2025 using sales through June 30, 2024. The value carries into 2026; the next reappraisal is 2027.
Property tax guide
Brighton property tax search for Adams and Weld County homes, 2025 mill levies from 101.886 to 175, metro districts like Prairie Center, and due dates.
A Brighton property tax search usually starts with the Adams County Assessor, because the Adams County Government Center is in Brighton and most of the city is in Adams County. Part of Brighton reaches into Weld County, though, and those homes have a different assessor, a different county levy and a lower base rate. Then there are the metro districts: roughly a third of Brighton's land is inside one, and they can add 35 to 76 mills. Here is how to find the real numbers for a Brighton, CO address. Call or text 303-955-4220. A live person answers.
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Short answer
For tax year 2025 (paid in 2026), a Brighton home in Adams County with no metro district carries 112.638 mills; in the Weld County part of Brighton the plain rate is 101.886 mills. Metro district tax areas run from about 150 to 175 mills.
Illustration only, using the counties' tax year 2025 levies (paid in 2026) and the 2025 state residential assessment rates: 7.05% for the school levy, 6.25% for the rest. $550,000 stands for the Assessor's actual value, not a sale price.
Adams County. The Assessor's Property Look-Up shows ownership, assessment details and parcel data. Pay or view the bill on the Treasurer's online tax site. Notices of value and online appeals are on the Assessor's NOV site. The office is at 4430 S. Adams County Parkway in Brighton, 303-659-2120.
Weld County. Use the Weld Property Portal. The Weld Assessor is in Greeley, 970-400-3650. Weld County's 2025 report lists 14 tax districts that include the City of Brighton.
Not sure which county? The parcel record names it, and the map in the Colorado Property Tax Map shows the districts by address (the state calls its data unaudited, so confirm on the county record).
Adams County side (tax area 1316, 112.638 mills):
Some Adams tax areas add the Central Colorado Water Conservancy District, 0.978 mills, for a 113.616 total.
Weld County side (tax district 2032, 101.886 mills): Weld County's own levy is 15.956 mills, far below Adams County's, and the library is High Plains at 3.044. The school district, the fire district and the City of Brighton levies are the same. That is why two Brighton homes in the same school district can carry very different bills depending on the county line.
The City of Brighton says about a third of the city's land sits inside metropolitan districts, which repay neighborhood infrastructure through their own property tax. Their 2025 levies, from Adams County's tax-area data:
Several Brighton districts levied nothing for 2025, including Brighton Ridge, Case Farms and Parkland. Levies are reset every December, and a new district can start levying once homes are built, so check the current record. Brighton's metropolitan districts page has the city map. Background on how districts work: our metro district tax guide.
Adams and Weld both valued homes in 2025 using sales through June 30, 2024. The value carries into 2026; the next reappraisal is 2027.
7.05% of actual value, times the 27J school levy.
6.25% of actual value for 2025, or 6.8% after taking 10% off the first $700,000 for 2026, times the county, city, fire, library and metro levies.
One mill is $1 per $1,000 of assessed value. The 2025 tax is billed in January 2026.
Both counties mail notices of value by May 1 and take real property appeals from May 1 to June 8. Adams County accepts appeals by mail, email, fax, in person or online, and anyone appealing for an owner needs a notarized authorization letter. Adams mails its decisions by August 15, with appeals to the County Board of Equalization due September 15. 2026 was an off year, so the next full notice comes in 2027.
Adams County taxes are due in halves by February 28 and June 15, or in full by April 30. Late payments carry interest of 1% a month.
Fit check
Owners 65+ with 10 years owning and living in the home get 50% of the first $200,000 of value exempted. Apply to the Assessor by July 15.
Veterans with a 100% permanent VA rating or individual unemployability get the same exemption. Apply by July 1.
A state program for seniors 65+ and active military that pays the tax now as a lien. Apply through the county Treasurer January 1 to April 1.
The Property Tax, Rent and Heat rebate for Coloradans 65+ with lower incomes, filed with the Department of Revenue.
Check on the exact parcel:
These Brighton homes update live. For each address you like, check the county and tax area before you compare payments. See new construction in Brighton, where metro districts are most common, the Brighton area guide, and Brighton ranch homes.
For Adams County homes, use the Adams County Assessor's Property Look-Up and the Treasurer's online tax site. For the Weld County part of Brighton, use the Weld Property Portal.
For tax year 2025, 112.638 mills in a plain Adams County tax area and 101.886 in a plain Weld County tax area. Metro district areas run to about 175 mills.
Weld County's own levy for 2025 is 15.956 mills, compared with Adams County's 27.479, and the Weld side uses High Plains Library instead of Rangeview. The school, fire and city levies are the same.
6.650 mills, unchanged for the 2026 budget year. School District 27J and the county are the biggest pieces of a Brighton bill.
Brighton Crossing, Bromley Park, Prairie Center, The Lakes and Village at Southgate all levied metro district taxes for 2025. A few other districts levied nothing. The parcel record shows any district on a specific home.
Half by February 28 and half by June 15, or the full amount by April 30. Late payments carry interest of 1% a month.
Send us the address. We pull the county record, the tax area and the metro district before you write an offer.
The Kenna Group at Keller Williams DTC checks the county, tax area and metro district on every Brighton home our buyers are serious about. Call or text 303-955-4220. A live person answers.
The Kenna Group is a real estate group with Keller Williams Realty DTC, LLC (Keller Williams DTC), formerly known as Kenna Real Estate Group, serving Denver metro home buyers and sellers.