Sterling, IL
- ZIP codes
- 12
- CBSA code
44580- Type
- Micropolitan statistical area
- States
- IL
- Population
- 54,947
- Combined area
- Dixon-Sterling, IL
Metro areas are defined by the Office of Management and Budget as whole counties, so every ZIP code in a member county is listed here.
Sterling in numbers
About 54,947 people live in the Sterling micropolitan area. The median household income is $67,500 a year (US: $80,734). The median owner-occupied home is valued at $127,100, and median gross rent is $856 a month.
| Population | 54,947 |
|---|---|
| Median household income | $67,500 |
| Median home value | $127,100 |
| Median gross rent | $856 |
U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates. Survey estimates carry margins of error, wider for small places. Sources and methods.
Its county
| County | ZIP codes | Population | Median income |
|---|---|---|---|
| Whiteside County, IL | 12 | 54,947 | $67,500 |
ZIP codes in Sterling
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
61037 | Galt , IL | Standard | 145 | $70,357 | $103,600 |
61071 | Rock Falls , IL | Standard | 13,581 | $60,508 | $102,300 |
61081 | Sterling , IL | Standard | 20,844 | $67,586 | $123,400 |
61230 | Albany , IL | Standard | 1,039 | $62,344 | $138,600 |
61243 | Deer Grove , IL | Standard | 155 | $148,309 | $172,700 |
61250 | Erie , IL | Standard | 2,781 | $84,688 | $167,700 |
61251 | Fenton , IL | Standard | 377 | $79,464 | $190,900 |
61252 | Fulton , IL | Standard | 5,437 | $59,861 | $141,500 |
61261 | Lyndon , IL | Standard | 656 | $64,375 | $134,100 |
61270 | Morrison , IL | Standard | 6,912 | $80,867 | $164,600 |
61277 | Prophetstown , IL | Standard | 3,054 | $70,363 | $148,200 |
61283 | Tampico , IL | Standard | 1,269 | $64,063 | $122,300 |
Cite this page
zipcodes.pro. “Sterling, IL.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/metro/44580-sterling
Underlying data is public domain or openly licensed — sources, vintages and licences.