ZIP code · Dyer · Indiana · United States

ZIP code 46311 — Dyer

ZIP code 46311 serves Dyer, Indiana.

Postal code
46311
Single source Value from one source, not cross-checked.
City
Dyer
County
Lake FIPS 18089
State
Indiana
Country
United States
Coordinates
41.4920, -87.5108 — precision precise (locality)
View on OpenStreetMap
Population
23,405 (ZCTA, ACS 5-year)
Population density
1,857 / sq mi
Land area
12.6 sq mi (32.6 km²) (ZCTA, ACS 5-year)
Median household income
$109,167
Per-capita income
$51,803
Median age
43.2
Households
8,868
Housing units
9,128
Median home value
$300,000
Median gross rent
$1,221 / 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
219
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.

Climate — monthly normals

Warmest month Jul (avg high 84°F), coldest Jan (avg low 15°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F313546597180848276634836
Avg low °F151828384959646255423122
Precip in2.52.12.64.04.64.94.74.03.43.63.02.5

NOAA 1991–2020 climate normals from the nearest station: PARK FOREST (8.8 mi) · NOAA NCEI

Places in ZIP 46311

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