Jefferson County, CO Homestead Exemption: How to File
In Jefferson County, the median owner-occupied home is worth $637,600 and the median homeowner pays $3,082 a year in real estate taxes, an effective rate of about 0.48% (Census ACS 2020-2024).
| Median home value | $637,600 |
|---|---|
| Median real estate taxes | $3,082 a year |
| Effective tax rate | 0.48% (median taxes ÷ median value) |
| Where to file | Jefferson County Assessor ↗ Phone listed on the office page: 303-271-6511 |
| Office filing date | “The application deadline for Senior Property Tax Exemption is July 15 in the tax year of application.” (quoted from the office page, checked 2026-11-10) |
Source: U.S. Census Bureau, ACS 2020-2024 5-year, tables B25077 and B25103 (county FIPS 08059). Local add-on exemptions: not listed here unless the county publishes them; ask the office above.
Who owns homes in Jefferson County
- Jefferson County has 170,969 owner-occupied homes; 70.7% of occupied homes are owned, above the statewide 66.2% for Colorado.
- 53,080 Jefferson County owner households (31.0%) are headed by someone 65 or older, above the statewide 29.4%. Colorado programs in our verified data that cover older owners: Senior Property Tax Exemption.
- About 30,483 veterans live in Jefferson County (6.5% of adults). See veteran property tax relief by state.
- 29.4% of Jefferson County owners have no mortgage (below the statewide 30.6%).
- The median Jefferson County home was built in 1980 (statewide: 1988).
Colorado statewide program
Senior Property Tax Exemption: Exempts 50% of the first $200,000 of actual value of a qualifying senior's primary residence. Who qualifies and how to apply in Colorado →
Other large counties · Colorado down payment assistance (DPA Finder)
Colorado counties with similar home values
Each files through its own office: Douglas County (Douglas County Assessor) · Arapahoe County (Arapahoe County Assessor) · Boulder County (Boulder County Assessor) · Adams County (Adams County Assessor) · El Paso County (El Paso County Assessor)
Related guides
- Homestead Exemption Checklist for First-Time Home Buyers
- Missed the Homestead Exemption Deadline? What You Can Still Do
- Bought a Home Mid-Year: When Does Your Homestead Exemption Start?
- How to Protest Your Property Tax Assessment
New to owning a home? How down payment assistance works (DPA Finder).
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