ZIP code · East Chicago · Indiana · United States
ZIP code 46312 — East Chicago
ZIP code 46312 serves East Chicago, Indiana.
- Postal code
- 46312Single source Value from one source, not cross-checked.
- City
- East Chicago
- County
- Lake FIPS 18089
- State
- Indiana
- Country
- United States
- Coordinates
- 41.6349, -87.4627 — precision precise (locality)
View on OpenStreetMap - Population
- 26,158 (ZCTA, ACS 5-year)
- Population density
- 1,864 / sq mi
- Land area
- 14 sq mi (36.4 km²) (ZCTA, ACS 5-year)
- Median household income
- $41,071
- Per-capita income
- $23,164
- Median age
- 36.5
- Households
- 9,987
- Housing units
- 12,429
- Median home value
- $92,400
- Median gross rent
- $820 / month
- Congressional district
- IN-1 (119th Congress)
- USDA hardiness zone
- 6a (-10 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
- 219Telephone 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 46312 with another ZIP · ZIPs within 25 miles · distance from 46312
Map of ZIP code 46312
Climate — monthly normals
Warmest month Jul (avg high 84°F), coldest Jan (avg low 15°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 31 | 35 | 46 | 59 | 71 | 80 | 84 | 82 | 76 | 63 | 48 | 36 |
| Avg low °F | 15 | 18 | 28 | 38 | 49 | 59 | 64 | 62 | 55 | 42 | 31 | 22 |
| Precip in | 2.5 | 2.1 | 2.6 | 4.0 | 4.6 | 4.9 | 4.7 | 4.0 | 3.4 | 3.6 | 3.0 | 2.5 |
NOAA 1991–2020 climate normals from the nearest station: PARK FOREST (14.9 mi) · NOAA NCEI
Places in ZIP 46312
- 20 schools
- 1 colleges & universities
- 2 hospitals & clinics
- 1 pharmacies
- 1 supermarkets
- 9 restaurants & cafés
- 23 parks
- 13 playgrounds
- 1 gyms & sports centres
- 2 libraries
- 2 post offices
- 59 places of worship
- 1 banks
- 8 gas stations
- 5 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