Find the county first, then search its official portal by address, owner, or parcel number.

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Grand County, ColoradoProperty records & tax offices

Find the right property record

Use the property portal for ownership and assessed value, the collector for a bill or balance, and the map for parcel location. Have the address, owner name, or parcel number ready.

Property lookup help →Find a parcel number →

Tax bills & filing dates

These are the dates and qualifications recorded in the directory. Confirm your tax year and current deadline with the official office and your property’s notice.

Tax bill mailing
January 2027; Grand County says tax notices are mailed once a year, usually in January; the exact 2027 date was not published.
Payment deadline
For 2026 property taxes payable in 2027: taxes are due January 1, 2027; amounts over $25 may be paid in two equal installments, with the first half due by February 28, 2027 and the second half by June 15, 2027, or paid in full by April 30, 2027. Colorado county treasurers apply delinquent interest after the applicable deadline; a statutory weekend/holiday adjustment may apply.
Assessment appeal
May 4 through June 8, 2026 for real property; personal-property protests run June 15 through June 30, 2026, and the official form page states the June 8 deadline.
More payment & deadline guidance →

Exemptions & appeals

View exemption application (opens in a new tab)
Exemption filing

July 15, 2026 for the Senior Citizen Property Tax Exemption; Grand County also lists March 15, 2026 for the Qualified Senior Primary Residence Classification.

Senior relief

Grand County's senior exemption generally requires age 65+ as of January 1, ownership and primary-residence occupancy for at least 10 consecutive years, and provides 50% of the first $200,000 of actual value exempted. Surviving spouses, disabled veterans, and Gold Star spouses have separate eligibility paths.

For a valuation appeal, use the appeal date in the tax and filing section above. Keep your notice, supporting evidence, and proof of submission.

More exemption & appeal guidance →