| County : | Peoria County |
| State : | Illinois (IL) |
| Land Area : | 619.21 sq mi |
| Water Area : | 11.39 sq mi |
| Latitude : | 40.7859987 |
| Longitude : | -89.7673577 |
| Population (2010): | 186,494 |
| Population Estimate (2012) : | 186,399 |
| Population Density : | 301.18/sq mi |
| Housing Units (2012) : | 83,034 |
| Median Household Income (2012) : | $50,925 (Illinois : $56,853, USA : $53,046) |
| Median Family Income (2012) : | $65,194 (Illinois : $70,144, USA : $64,585) |
| Median House Price (2012) : | $124,000 (Illinois : $190,800, USA : $181,400) |
Peoria County Cities / Towns
| Bartonville Village (6,471) | Bellevue Village (1,978) | Brimfield Village (868) |
| Chillicothe City (6,097) | Dunlap Village (1,386) | Elmwood City (2,097) |
| Glasford Village (1,022) | Hanna City Village (1,225) | Kingston Mines Village (302) |
| Lake Camelot (1,686) | Mapleton Village (270) | Norwood Village (478) |
| Peoria City (115,007) | Peoria Heights Village (6,156) | Princeville Village (1,738) |
| Rome (1,738) | West Peoria City (4,458) |
Peoria County Zip Codes
| 61451 (393) | 61489 (900) | 61517 (3,259) |
| 61523 (11,204) | 61525 (9,021) | 61526 (1,088) |
| 61528 (2,668) | 61529 (2,880) | 61531 (3,379) |
| 61533 (2,427) | 61536 (2,919) | 61539 (205) |
| 61547 (3,779) | 61552 (239) | 61559 (3,332) |
| 61562 (46) | 61565 (1,504) | 61569 (1,220) |
| 61602 (1,055) | 61603 (17,600) | 61604 (31,647) |
| 61605 (16,303) | 61606 (8,051) | 61607 (10,941) |
| 61614 (27,628) | 61615 (22,432) | 61616 (6,116) |
| 61625 (385) |