Zip Code 62037 — Grafton, IL
62037 is a ZIP Code associated with Grafton, IL, located within Jersey. 62037 ranks #3 out of 8 ZIP codes in Jersey County by population (and #703 out of 1,396 in IL). The area supports an estimated population of 1,814 residents across Data Pending housing units, with a population density of 12.2 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (39.008260, -90.466400)
| Data Metric | Local Statistic |
|---|
| Postal / Zip Code | 62037 |
| Primary City | Grafton |
| State / Province | IL |
| County | Jersey |
| Total Population | 1,814 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 12.2 people/sq mi |
| Timezone | America/Chicago |
How 62037 Compares
| Metric | ZIP 62037 | Jersey County | IL State Average |
|---|
| Population | 1,814 | 24,579 (Total) | 12,694,745 (Total) |
| Average ZIP Income | Data Pending | N/A | N/A |
| Population Density | 12.2 /sq mi | -- | -- |
| County Pop Rank | #3 of 8 | -- | -- |
Nearby ZIP Codes
Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →