| City : | Lake Seneca |
| County : | Barnes County, Charles County, Dillingham Census Area, Mayes County, Williams County |
| State : | Ohio (OH) |
| | |
| Land Area : | 1.73 sq mi |
| Water Area : | 0.06 sq mi |
| Latitude : | 41.6654010 |
| Longitude : | -84.6419861 |
| | |
| Population (2010): | 465 |
| Population Estimate (2012) : | 535 |
| Population Density : | 269.06/sq mi |
| Housing Units (2012) : | 288 |
| Median Household Income (2012) : | $50,972 (Ohio : $48,246, USA : $53,046) |
| Median Family Income (2012) : | $55,417 (Ohio : $61,163, USA : $64,585) |
| Median House Price (2012) : | $143,800 (Ohio : $133,700, USA : $181,400) |