| County : | Defiance County |
| State : | Ohio (OH) |
| Land Area : | 411.46 sq mi |
| Water Area : | 2.73 sq mi |
| Latitude : | 41.3216789 |
| Longitude : | -84.4864334 |
| Population (2010): | 39,037 |
| Population Estimate (2012) : | 38,975 |
| Population Density : | 94.87/sq mi |
| Housing Units (2012) : | 16,729 |
| Median Household Income (2012) : | $46,377 (Ohio : $48,246, USA : $53,046) |
| Median Family Income (2012) : | $56,052 (Ohio : $61,163, USA : $64,585) |
| Median House Price (2012) : | $108,600 (Ohio : $133,700, USA : $181,400) |
Defiance County Cities / Towns
| Defiance City (16,494) | Hicksville Village (3,581) | Ney Village (354) |
| Sherwood Village (827) |
Defiance County Zip Codes
| 43506 (14,830) | 43512 (28,674) | 43517 (3,744) |
| 43519 (184) | 43526 (6,072) | 43527 (2,287) |
| 43536 (394) | 43545 (14,034) | 43548 (700) |
| 43549 (1,460) | 43556 (1,860) | 45813 (3,530) |
| 45821 (1,435) | 45831 (3,181) |