ZIP code · Okemos · Michigan · United States

ZIP code 48864 — Okemos

ZIP code 48864 serves Okemos, Michigan.

Postal code
48864
Single source Value from one source, not cross-checked.
City
Okemos
County
Ingham FIPS 26065
State
Michigan
Country
United States
Coordinates
42.7053, -84.4187 — precision precise (locality)
View on OpenStreetMap
Population
23,548 (ZCTA, ACS 5-year)
Population density
1,172 / sq mi
Land area
20.1 sq mi (52 km²) (ZCTA, ACS 5-year)
Median household income
$113,145
Per-capita income
$62,135
Median age
37.5
Households
9,141
Housing units
9,903
Median home value
$358,100
Median gross rent
$1,281 / month
Congressional district
MI-7 (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
517 (from the nearest rate centre)
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 18°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F323445587079838176624837
Avg low °F181927374858616052423224
Precip in2.11.61.73.54.43.83.43.53.23.12.51.6

NOAA 1991–2020 climate normals from the nearest station: EAST LANSING 4 S (4.0 mi) · NOAA NCEI

Places in ZIP 48864

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