| County : | Lee County |
| State : | Illinois (IL) |
| Land Area : | 724.89 sq mi |
| Water Area : | 4.06 sq mi |
| Latitude : | 41.7474419 |
| Longitude : | -89.2993505 |
| Population (2010): | 36,031 |
| Population Estimate (2012) : | 35,778 |
| Population Density : | 49.71/sq mi |
| Housing Units (2012) : | 15,049 |
| Median Household Income (2012) : | $50,342 (Illinois : $56,853, USA : $53,046) |
| Median Family Income (2012) : | $63,006 (Illinois : $70,144, USA : $64,585) |
| Median House Price (2012) : | $113,000 (Illinois : $190,800, USA : $181,400) |
Lee County Cities / Towns
| Amboy City (2,500) | Ashton Village (972) | Compton Village (303) |
| Dixon City (15,733) | Franklin Grove Village (1,021) | Harmon Village (120) |
| Lee Village (337) | Nelson Village (170) | Paw Paw Village (870) |
| Steward Village (256) | Sublette Village (449) | West Brooklyn Village (142) |
Lee County Zip Codes
| 60518 (3,580) | 60530 (649) | 60553 (782) |
| 61006 (1,759) | 61021 (23,745) | 61031 (1,656) |
| 61042 (527) | 61057 (168) | 61064 (3,868) |
| 61068 (14,858) | 61071 (14,381) | 61081 (21,934) |
| 61310 (3,970) | 61318 (700) | 61324 (109) |
| 61330 (1,483) | 61331 (55) | 61342 (9,216) |
| 61349 (977) | 61353 (1,333) | 61367 (864) |
| 61376 (2,280) | 61378 (512) |