| Martinsville Dam | |
| Location Map: | Virginia |
| Coordinates: | 36.6646°N -79.8834°W |
| Country: | United States |
| Location: | Martinsville, Henry County, Virginia |
| Purpose: | Power |
| Status: | O |
| Dam Crosses: | Smith River |
| Dam Length: | 575feet |
| Dam Height: | 32feet |
| Plant Turbines: | 2 |
| Plant Hydraulic Head: | 32feet |
| Plant Capacity: | 1.3 MW |
The Martinsville Dam is a gravity dam on the Smith River in Martinsville, Virginia. The dam was completed in 1924 and houses a 1.3 MW power plant which supplies power to the city of Martinsville. Before the current dam, there was a mill dam in its location.[1] The dam and power plant are operated by the Martinsville Electric Department.[2]