Boulder County, CO Homestead Exemption: How to File
How the homestead exemption and property tax relief work for homeowners in Boulder County, Colorado: the statewide program, where to file locally and how much you might save.
| Where to file | Boulder County Assessor ↗ |
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| State filing date | By July 15 (statewide rule; confirm locally) |
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| Local add-ons | Counties, cities and school districts in Colorado may add their own exemptions or set different rates. The office above lists what applies to Boulder County homes. |
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The Colorado statewide program
Senior Property Tax Exemption
Colorado Division of Property Taxation
Seniors
- What it does
- Exempts 50% of the first $200,000 of actual value of a qualifying senior's primary residence.
- Who qualifies
- Owners 65 or older who have owned and lived in the home for at least 10 years; surviving spouses may qualify.
- How to apply
- Apply with your county assessor by July 15.
Last checked Oct 23, 2026 · Official source ↗
Estimate your savings
All Colorado relief · Other large counties · Colorado down payment assistance (DPA Finder)
Local office link last checked Oct 23, 2026.
Related guides
New to owning a home? How down payment assistance works (DPA Finder).