ZIP code · Johnsonville · Illinois · United States
ZIP code 62850 — Johnsonville
ZIP code 62850 serves Johnsonville, Illinois.
- Postal code
- 62850Single source Value from one source, not cross-checked.
- City
- Johnsonville
- County
- Wayne FIPS 17191
- State
- Illinois
- Country
- United States
- Coordinates
- 38.5223, -88.5370 — precision precise (locality)
View on OpenStreetMap - Population
- 631 (ZCTA, ACS 5-year)
- Population density
- 22 / sq mi
- Land area
- 28.6 sq mi (74.1 km²) (ZCTA, ACS 5-year)
- Median household income
- $101,063
- Per-capita income
- $13,419
- Median age
- 14.9
- Households
- 105
- Housing units
- 138
- Congressional district
- IL-12 (119th Congress)
- USDA hardiness zone
- 6b (-5 to 0 °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
- 618 (from the nearest rate centre)Telephone 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 62850 with another ZIP · ZIPs within 25 miles · distance from 62850
Map of ZIP code 62850
Climate — monthly normals
Warmest month Jul (avg high 89°F), coldest Jan (avg low 21°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 39 | 44 | 55 | 67 | 77 | 86 | 89 | 88 | 82 | 69 | 55 | 43 |
| Avg low °F | 21 | 25 | 33 | 44 | 54 | 63 | 66 | 63 | 55 | 44 | 34 | 26 |
| Precip in | 3.0 | 2.5 | 3.8 | 5.3 | 5.1 | 5.9 | 4.2 | 3.7 | 3.3 | 3.7 | 4.2 | 3.3 |
NOAA 1991–2020 climate normals from the nearest station: FLORA (11.2 mi) · NOAA NCEI
Places in ZIP 62850
- 1 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