| Flag Adopted: | 1938 |
| Area: | 68.25 square miles (176.75 square km) |
| Highest Point: | Tenleytown - 410 feet (125 m) above sea level |
| Official Motto: | "Justia Omnibus" - Justice for All |
| Nickname: | D.C |
| Highest Point: | Ebright Road - 442 feet (135 m) above sea level |
| Official Song: | The Star-Spangled Banner, words by Francis Scott Key |
| Official Bird: | Wood thrush |
| Official Flower: | American beauty rose |
| Official Tree: | Scarlet Oak |