Access the record of your Washington DC Property tax bills and make the payments online using this service. You can find out more about the tax rates and the calculations here.
Washington, District of Columbia Real Property tax bill payments are due twice a year, as follows:
Billing Period Due Date**
1st Half October 1 - March 31 March 31
2nd Half April 1 - September 30 September 15
** Most real property tax bills are mailed at the same time, a range of issues can delay the mailing of some of these bills. The due date for these delayed real property tax bills is adjusted accordingly.