Knox County, IL
IllinoisComprehensive geographic, population, and economic data for Knox County in Illinois.
Total ZIP Codes
17
Total Population
49,261
Avg Household Income
$70,338
Avg Home Value
$128,822
Largest Cities in Knox County
| City | Population |
|---|---|
| Galesburg | 29,481 |
| Abingdon | 3,443 |
| Knoxville | 3,211 |
| Dahinda | 1,278 |
| Oak Run | 800 |
| Oneida | 719 |
| East Galesburg | 713 |
| Wataga | 710 |
| Williamsfield | 531 |
| Yates City | 500 |
| Altona | 498 |
| Henderson | 284 |
| Victoria | 254 |
| Rio | 205 |
| Maquon | 161 |
Most Populated ZIP Codes
| ZIP Code | City | Population |
|---|---|---|
| 61401 | Galesburg | 30,580 |
| 61448 | Knoxville | 3,947 |
| 61410 | Abingdon | 3,838 |
| 61402 | Galesburg | 1,623 |
| 61428 | Dahinda | 1,278 |
| 61467 | Oneida | 1,159 |
| 61488 | Wataga | 1,084 |
| 61489 | Williamsfield | 820 |
| 61436 | Gilson | 745 |
| 61572 | Yates City | 732 |
| 61430 | East Galesburg | 713 |
| 61414 | Altona | 696 |
| 61458 | Maquon | 656 |
| 61472 | Rio | 453 |
| 61485 | Victoria | 417 |
All Cities in Knox County (28)
Abingdon
Pop: 3,443
Altona
Pop: 498
Appleton
Pop: 1,278
Dahinda
Pop: 1,278
DeLong
Pop: 745
East Galesburg
Pop: 713
Elba Center
Pop: 732
Galesburg
Pop: 29,481
Gilson
Pop: 120
Henderson
Pop: 284
Henderson Grove
Pop: 30,580
Hermon
Pop: 656
Knox
Pop: 3,947
Knoxville
Pop: 3,211
Maquon
Pop: 161
Oak Run
Pop: 800
Oneida
Pop: 719
Ontario
Pop: 1,159
Rapatee
Pop: 784
Rio
Pop: 205
Saluda
Pop: 30,580
St. Augustine
Pop: 92
Truro
Pop: 820
Uniontown
Pop: 3,007
Victoria
Pop: 254
Wataga
Pop: 710
Williamsfield
Pop: 531
Yates City
Pop: 500