| Zip Code : | 43037 |
| City : | Martinsburg village |
| County : | Knox County |
| State : | Ohio (OH) |
| Land Area : | 4.63 sq mi |
| Water Area : | 0.03 sq mi |
| Latitude : | 40.2844689 |
| Longitude : | -82.3234434 |
| Population (2010): | 535 |
| Population Estimate (2012) : | 422 |
| Population Density : | 115.66/sq mi |
| Housing Units (2012) : | 217 |
| Median Household Income (2012) : | $43,250 (Ohio : $48,246, USA : $53,046) |
| Median Family Income (2012) : | $48,333 (Ohio : $61,163, USA : $64,585) |
| Median House Price (2012) : | $85,900 (Ohio : $133,700, USA : $181,400) |