ZIP code · Dupo · Illinois · United States
ZIP code 62239 — Dupo
ZIP code 62239 serves Dupo, Illinois.
- Postal code
- 62239Single source Value from one source, not cross-checked.
- City
- Dupo
- County
- St. Clair FIPS 17163
- State
- Illinois
- Country
- United States
- Coordinates
- 38.5162, -90.2104 — precision precise (locality)
View on OpenStreetMap - Population
- 4,381 (ZCTA, ACS 5-year)
- Population density
- 512 / sq mi
- Land area
- 8.5 sq mi (22.1 km²) (ZCTA, ACS 5-year)
- Median household income
- $57,793
- Per-capita income
- $30,268
- Median age
- 41.4
- Households
- 1,761
- Housing units
- 1,813
- Median home value
- $111,700
- Median gross rent
- $935 / month
- Congressional districts
- IL-13 (also 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 62239 with another ZIP · ZIPs within 25 miles · distance from 62239
Map of ZIP code 62239
Climate — monthly normals
Warmest month Jul (avg high 89°F), coldest Jan (avg low 22°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 41 | 46 | 56 | 68 | 76 | 85 | 89 | 87 | 80 | 70 | 56 | 45 |
| Avg low °F | 22 | 26 | 35 | 45 | 56 | 65 | 69 | 67 | 59 | 46 | 35 | 27 |
| Precip in | 2.7 | 2.3 | 3.5 | 4.6 | 4.8 | 4.3 | 5.0 | 3.1 | 3.4 | 3.0 | 3.3 | 2.8 |
NOAA 1991–2020 climate normals from the nearest station: CAHOKIA (3.6 mi) · NOAA NCEI
Places in ZIP 62239
- 1 schools
- 1 doctors & dentists
- 1 pharmacies
- 2 restaurants & cafés
- 4 bars & pubs
- 5 parks
- 6 playgrounds
- 1 gyms & sports centres
- 1 libraries
- 1 post offices
- 3 places of worship
- 4 gas stations
- 3 police & fire stations
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