| County : | Iroquois County |
| State : | Illinois (IL) |
| Land Area : | 1,117.31 sq mi |
| Water Area : | 1.61 sq mi |
| Latitude : | 40.7488665 |
| Longitude : | -87.8336010 |
| Population (2010): | 29,718 |
| Population Estimate (2012) : | 29,689 |
| Population Density : | 26.60/sq mi |
| Housing Units (2012) : | 13,452 |
| Median Household Income (2012) : | $47,908 (Illinois : $56,853, USA : $53,046) |
| Median Family Income (2012) : | $59,297 (Illinois : $70,144, USA : $64,585) |
| Median House Price (2012) : | $99,400 (Illinois : $190,800, USA : $181,400) |
Iroquois County Cities / Towns
| Ashkum Village (761) | Beaverville Village (362) | Buckley Village (600) |
| Chebanse Village (1,062) | Cissna Park Village (846) | Clifton Village (1,468) |
| Crescent City Village (615) | Danforth Village (604) | Donovan Village (304) |
| Gilman City (1,814) | Iroquois Village (154) | Loda Village (407) |
| Martinton Village (381) | Milford Village (1,306) | Onarga Village (1,368) |
| Papineau Village (171) | Sheldon Village (1,070) | Thawville Village (241) |
| Watseka City (5,255) | Wellington Village (242) | Woodland Village (324) |
Iroquois County Zip Codes
| 60911 (1,372) | 60912 (599) | 60918 (898) |
| 60922 (2,459) | 60924 (1,635) | 60926 (67) |
| 60927 (2,404) | 60928 (709) | 60930 (918) |
| 60931 (615) | 60938 (2,131) | 60941 (2,039) |
| 60942 (6,181) | 60945 (153) | 60948 (1,533) |
| 60951 (961) | 60953 (2,469) | 60955 (1,901) |
| 60960 (1,064) | 60964 (4,968) | 60966 (1,526) |
| 60968 (433) | 60970 (7,190) | 60973 (385) |
| 60974 (283) |