ZIP code · Rensselaer · Indiana · United States

ZIP code 47978 — Rensselaer

ZIP code 47978 serves Rensselaer, Indiana.

Postal code
47978
Single source Value from one source, not cross-checked.
City
Rensselaer
County
Jasper FIPS 18073
State
Indiana
Country
United States
Coordinates
40.9948, -87.1037 — precision precise (locality)
View on OpenStreetMap
Population
10,097 (ZCTA, ACS 5-year)
Population density
38 / sq mi
Land area
263.7 sq mi (683.1 km²) (ZCTA, ACS 5-year)
Median household income
$71,359
Per-capita income
$33,328
Median age
40.6
Households
3,992
Housing units
4,355
Median home value
$180,900
Median gross rent
$867 / month
Congressional district
IN-4 (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 16°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F323748617281848377644937
Avg low °F161929395160636153413122
Precip in2.62.02.73.94.34.84.54.03.23.22.62.3

NOAA 1991–2020 climate normals from the nearest station: RENSSELAER (6.2 mi) · NOAA NCEI

Places in ZIP 47978

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