| County : | Clay County |
| State : | Nebraska (NE) |
| Land Area : | 572.29 sq mi |
| Water Area : | 1.25 sq mi |
| Latitude : | 40.5236688 |
| Longitude : | -98.0510501 |
| Population (2010): | 6,542 |
| Population Estimate (2012) : | 6,497 |
| Population Density : | 11.43/sq mi |
| Housing Units (2012) : | 3,001 |
| Median Household Income (2012) : | $45,711 (Nebraska : $51,381, USA : $53,046) |
| Median Family Income (2012) : | $55,518 (Nebraska : $64,820, USA : $64,585) |
| Median House Price (2012) : | $75,900 (Nebraska : $126,700, USA : $181,400) |
Clay County Cities / Towns
| Clay Center City (760) | Deweese Village (67) | Edgar City (498) |
| Fairfield City (387) | Glenvil Village (310) | Harvard City (1,013) |
| Inland (62) | Ong Village (63) | Saronville Village (47) |
| Sutton City (1,502) | Trumbull Village (205) |
Clay County Zip Codes
| 68452 (86) | 68818 (5,475) | 68901 (26,354) |
| 68933 (932) | 68934 (188) | 68935 (750) |
| 68938 (582) | 68941 (832) | 68944 (1,323) |
| 68954 (94) | 68975 (160) | 68979 (1,888) |
| 68980 (388) |