September 2027 property tax dates
0 dates announced by counties and 1 dates set by law in the verified sample.
Last updated October 26, 2026, US Central build date. A listed due date is not necessarily the last day to pay without a penalty. Select a date to read its official quotation below. These are county and payment-plan records, not a complete national schedule.
Dates announced by counties
No dates announced by counties on this page. Find the official county page.
Dates set by law
Sources. Checked .
District of Columbia, DC
Second half
Last day to pay without a penalty: same as due date. Set by law.
Sources
Sources. Checked .
Read source quotations (1)
Real property taxes shall be due and payable semiannually in 2 equal installments, the first installment to be paid on or before March 31st, and the second installment to be paid on or before September 15th; provided, that an owner shall have at least 30 days from the date of the issuance of a bill to pay an installment;
Official source 1. Set by law. Checked Oct 25, 2026.
Methodology and coverage limits | Download all report dates
Not tax or legal advice; confirm with your county.