Sterling, IL ZIP Codes
One ZIP code serves Sterling, Illinois: 61081. Together they are home to 20,844 residents in 8,884 households. That is more than the 14,717 people counted inside Sterling city limits, because these ZIP codes reach past its boundary.
Sterling city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 14,717 |
| Households | 6,579 |
| Median household income | $57,350 |
| Median home value | $108,700 |
| Median age | 42.6 |
| Median rent | $859 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 20,844 |
| Households (sum of ZIP codes) | 8,884 |
| Median household income, range across ZIP codes | $67,586 (61081) to $67,586 (61081) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $67,586 |
| Homeowners | 72.8% |
| Households with kids under 18 | 26.8% |
| Moved in the past year | 5.2% |
| Carrier routes in EDDM2GO's route library | not loaded yet |
Every ZIP code in Sterling
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 61081 | Sterling | 20,844 | 8,884 | $67,586 | $123,400 | 72.8% | 26.8% | 5.2% | — | — | 5% of its land; mailing city |
A ZIP code is listed for Sterling when at least 10% of its land lies inside Sterling city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Sterling. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Sterling.
Counties
- Whiteside County — 13 ZIP codes
Price a mailing to Sterling ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Sterling, IL?
- 61081. A ZIP code is listed for Sterling when at least 10% of its land lies inside Sterling city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Sterling.
- What is the population of Sterling, IL?
- The Census Bureau counts 14,717 residents inside Sterling city limits (ACS 2020–2024). The 1 ZIP code that serve Sterling hold 20,844 residents in all.
- What is the median household income in Sterling, IL?
- $57,350 inside Sterling city limits, per the Census Bureau. Across its ZIP codes the medians run from $67,586 to $67,586.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.