ZIP code · South Bend · Indiana · United States

ZIP code 46628 — South Bend

ZIP code 46628 serves South Bend, Indiana.

Postal code
46628
Single source Value from one source, not cross-checked.
City
South Bend
County
St. Joseph FIPS 18141
State
Indiana
Country
United States
Coordinates
41.7015, -86.2949 — precision precise (locality)
View on OpenStreetMap
Population
27,929 (ZCTA, ACS 5-year)
Population density
817 / sq mi
Land area
34.2 sq mi (88.5 km²) (ZCTA, ACS 5-year)
Median household income
$56,889
Per-capita income
$29,639
Median age
36.3
Households
10,871
Housing units
12,266
Median home value
$164,500
Median gross rent
$1,068 / month
Congressional district
IN-2 (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/Indiana/Indianapolis (UTC−5 / UTC−4 DST)
Area code
574
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 83°F), coldest Jan (avg low 17°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F313546597079838174624836
Avg low °F171927374858626153423223
Precip in2.72.32.43.54.24.03.84.03.53.72.82.4

NOAA 1991–2020 climate normals from the nearest station: SOUTH BEND MICHIANA RGNL AP (1.2 mi) · NOAA NCEI

Places in ZIP 46628

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