Knox County, Illinois ZIP Codes
16 ZIP codes serving a population of 47,638
Knox County in Illinois encompasses 16 ZIP codes with a combined population of 47,638 residents. The average median household income across the county's ZIP codes is $70,338, and the average median home value is $133,738.
About 21.0% of adults in Knox County hold a bachelor's degree or higher. The average unemployment rate is 5.0%. The county's strongest housing value is ZIP code 61458, where the home-value-to-income ratio is 1.18x. The county includes 16 cities: Abingdon, Altona, Dahinda, East galesburg, Galesburg, Gilson, Henderson, Knoxville, and more .
Cities in Knox County
All ZIP Codes in Knox County
| ZIP Code | City | Population | Median Income | Home Value |
|---|---|---|---|---|
| 61401 | Galesburg | 30,580 | $50,546 | $100,600 |
| 61410 | Abingdon | 3,838 | $62,925 | $104,300 |
| 61414 | Altona | 696 | $48,929 | $134,400 |
| 61428 | Dahinda | 1,278 | $77,143 | $285,100 |
| 61430 | East Galesburg | 713 | $79,333 | $123,700 |
| 61436 | Gilson | 745 | $76,000 | $205,000 |
| 61439 | Henderson | 299 | $59,125 | $113,900 |
| 61448 | Knoxville | 3,947 | $82,500 | $146,100 |
| 61458 | Maquon | 656 | $65,461 | $77,300 |
| 61467 | Oneida | 1,159 | $88,472 | $136,700 |
| 61472 | Rio | 453 | $76,500 | $150,000 |
| 61474 | Saint Augustine | 221 | $59,583 | $79,100 |
| 61485 | Victoria | 417 | $59,306 | $106,100 |
| 61488 | Wataga | 1,084 | $68,333 | $112,900 |
| 61489 | Williamsfield | 820 | $98,125 | $148,500 |
| 61572 | Yates City | 732 | $73,125 | $116,100 |