ZIP code · Hartford · Michigan · United States

ZIP code 49057 — Hartford

ZIP code 49057 serves Hartford, Michigan.

Postal code
49057
Single source Value from one source, not cross-checked.
City
Hartford
County
Van Buren FIPS 26159
State
Michigan
Country
United States
Coordinates
42.2088, -86.1687 — precision precise (locality)
View on OpenStreetMap
Population
6,405 (ZCTA, ACS 5-year)
Population density
130 / sq mi
Land area
49.2 sq mi (127.5 km²) (ZCTA, ACS 5-year)
Median household income
$56,375
Per-capita income
$26,467
Median age
34.1
Households
2,225
Housing units
2,433
Median home value
$111,300
Median gross rent
$746 / month
Congressional district
MI-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/Detroit (UTC−5 / UTC−4 DST)
Area code
269
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 85°F), coldest Jan (avg low 20°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F333748617381858376644938
Avg low °F202230405160646356453525
Precip in2.41.92.03.53.53.83.84.53.34.33.02.4

NOAA 1991–2020 climate normals from the nearest station: EAU CLAIRE 4 NE (13.9 mi) · NOAA NCEI

Places in ZIP 49057

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