| Engine Company 31 | |
| Location: | 4930 Connecticut Avenue NW, Washington, D.C., U.S. |
| Coordinates: | 38.9544°N -77.0694°W |
| Built: | 1930 |
| Architect: | Albert L. Harris |
| Added: | May 18, 2011 |
| Mpsub: | Firehouses in Washington DC MPS |
| Refnum: | 11000285 |
| Designated Other1: | DCIHS |
| Designated Other1 Abbr: | DCIHS |
| Designated Other1 Date: | January 27, 2011 |
Engine Company 31, also known as the Forest Hills Firehouse, is a fire station and an historic structure located in the Wakefield neighborhood in Washington, D.C. It was listed on both the DC Inventory of Historic Sites and on the National Register of Historic Places in 2011. The brick building was designed by Albert L. Harris and built in 1931.[1]