Janesville, IL ZIP Codes
One ZIP code serves Janesville, Illinois: 62440. Together they are home to 1,107 residents in 480 households. That is more than the 39 people counted inside Janesville Census-designated place, because these ZIP codes reach past its boundary.
Janesville Census-designated place
| Measure | Census figure |
|---|---|
| Residents | 39 |
| Households | 17 |
| Median household income | not published |
| Median home value | not published |
| Median age | 50.1 |
| Median rent | not published |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 1,107 |
| Households (sum of ZIP codes) | 480 |
| Median household income, range across ZIP codes | $79,605 (62440) to $79,605 (62440) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $79,605 |
| Homeowners | 95.8% |
| Households with kids under 18 | 22.5% |
| Moved in the past year | 4.0% |
| Carrier routes in EDDM2GO's route library | 1 routes, 431 homes (1 of 1 ZIP codes) |
Every ZIP code in Janesville
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 62440 | Lerna | 1,107 | 480 | $79,605 | $128,000 | 95.8% | 22.5% | 4.0% | 1 | 455 | 0% of its land |
A ZIP code is listed for Janesville when at least 10% of its land lies inside the Janesville Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is Janesville. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Janesville.
Counties
- Coles County — 11 ZIP codes
Price a mailing to Janesville ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Janesville, IL?
- 62440. A ZIP code is listed for Janesville when at least 10% of its land lies inside the Janesville Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is Janesville.
- What is the population of Janesville, IL?
- The Census Bureau counts 39 residents inside Janesville Census-designated place (ACS 2020–2024). The 1 ZIP code that serve Janesville hold 1,107 residents in all.
- What is the median household income in Janesville, IL?
- Across its ZIP codes the medians run from $79,605 to $79,605.
- How many carrier routes and mailboxes are in Janesville, IL?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 1 carrier routes reaching 431 residential and 24 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.