ZIP code · Simpson · Illinois · United States
ZIP code 62985 — Simpson
ZIP code 62985 serves Simpson, Illinois.
- Postal code
- 62985Single source Value from one source, not cross-checked.
- City
- Simpson
- County
- Johnson FIPS 17087
- State
- Illinois
- Country
- United States
- Coordinates
- 37.4673, -88.7551 — precision precise (locality)
View on OpenStreetMap - Population
- 1,108 (ZCTA, ACS 5-year)
- Population density
- 15 / sq mi
- Land area
- 74.4 sq mi (192.7 km²) (ZCTA, ACS 5-year)
- Median household income
- $69,750
- Per-capita income
- $26,070
- Median age
- 43.9
- Households
- 293
- Housing units
- 509
- Median home value
- $156,300
- Congressional district
- IL-12 (119th Congress)
- USDA hardiness zone
- 7a (0 to 5 °F)Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
- Time zone
- America/Chicago (UTC−6 / UTC−5 DST)
- Area code
- 618Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.
Tools: compare 62985 with another ZIP · ZIPs within 25 miles · distance from 62985
Map of ZIP code 62985
Climate — monthly normals
Warmest month Jul (avg high 88°F), coldest Jan (avg low 26°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 43 | 49 | 59 | 70 | 77 | 85 | 88 | 87 | 82 | 71 | 57 | 46 |
| Avg low °F | 26 | 29 | 37 | 46 | 56 | 63 | 67 | 65 | 58 | 46 | 37 | 29 |
| Precip in | 3.8 | 3.6 | 4.7 | 5.0 | 5.2 | 4.1 | 4.4 | 3.6 | 3.8 | 3.8 | 4.3 | 4.2 |
NOAA 1991–2020 climate normals from the nearest station: DIXON SPRINGS AGRIC CTR (5.2 mi) · NOAA NCEI
Places in ZIP 62985
- 1 parks
- 2 gyms & sports centres
- 1 post offices
- 5 places of worship
Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page