Armstrong County, PennsylvaniaProperty records & tax offices
Links open the listed public-office or service-provider website in a new tab. This directory does not collect payments.
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
- County and municipal real-estate tax bills are sent in spring; school property-tax bills are sent in summer. A single 2026 mailing date is not published.
Exemptions & appeals
View exemption application (opens in a new tab)Senior relief
Pennsylvania Property Tax/Rent Rebate Program: eligible Pennsylvania homeowners age 65 or older, widows/widowers age 50 or older, and people with disabilities may qualify subject to income and residency rules. For property taxes or rent paid in 2025, the official 2026 application deadline is June 30, 2026; see https://www.pa.gov/agencies/revenue/ptrr/ptrr-toolkit
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 →