| County : | Twin Falls County |
| State : | Idaho (ID) |
| Land Area : | 1,921.20 sq mi |
| Water Area : | 7.11 sq mi |
| Latitude : | 42.3523090 |
| Longitude : | -114.6656386 |
| Population (2010): | 77,230 |
| Population Estimate (2012) : | 77,122 |
| Population Density : | 40.20/sq mi |
| Housing Units (2012) : | 31,072 |
| Median Household Income (2012) : | $42,639 (Idaho : $47,015, USA : $53,046) |
| Median Family Income (2012) : | $49,724 (Idaho : $55,636, USA : $64,585) |
| Median House Price (2012) : | $150,300 (Idaho : $167,100, USA : $181,400) |
Twin Falls County Cities / Towns
| Buhl City (4,122) | Castleford City (226) | Filer City (2,508) |
| Hansen City (1,144) | Hollister City (272) | Kimberly City (3,264) |
| Murtaugh City (115) | Twin Falls City (44,125) |
Twin Falls County Zip Codes
| 83301 (52,010) | 83302 (196) | 83314 (898) |
| 83316 (9,626) | 83321 (550) | 83328 (5,347) |
| 83332 (2,361) | 83334 (2,060) | 83341 (6,491) |
| 83344 (1,128) |