San Juan 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.

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; San Juan County's official appeal page states tax notices are mailed each January; the exact 2027 date was not published.
Payment deadline
For 2026 property taxes payable in 2027: first half due February 28, 2027; full payment due April 30, 2027; second half due June 15, 2027. San Juan County publishes these Colorado statutory installment dates.
Assessment appeal
May 4 through June 8, 2026; San Juan County's official appeal page identifies May 4 as the 2026 protest start and June 8 as the deadline.
Rate information
1.9001% county tax rate published by San Juan County; property-specific total rates vary by taxing area. The county's 2026 abstract also illustrates 0.24% residential and 0.97% non-residential rates for Tax Area 101.
More payment & deadline guidance →

Exemptions & appeals

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

July 15, 2026 for the Colorado Senior Homestead Exemption; San Juan County's exemption information identifies the senior deadline and county assessor process.

Senior relief

San Juan County follows Colorado's senior homestead program: generally age 65+ on January 1, ownership and primary-residence occupancy for at least 10 consecutive years, and 50% of the first $200,000 of actual value exempt when funded. Applications are generally due July 15.

Valuation limits

No annual assessment-growth cap published; San Juan County says state statutes require market-value appraisal and its appeal page states there is no current limit to how much value may increase.

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 →