ZIP code · Houghton · Michigan · United States

ZIP code 49931 — Houghton

ZIP code 49931 serves Houghton, Michigan.

Postal code
49931
Single source Value from one source, not cross-checked.
City
Houghton
County
Houghton FIPS 26061
State
Michigan
Country
United States
Coordinates
47.1158, -88.5580 — precision precise (locality)
View on OpenStreetMap
Population
10,229 (ZCTA, ACS 5-year)
Population density
388 / sq mi
Land area
26.4 sq mi (68.3 km²) (ZCTA, ACS 5-year)
Median household income
$47,279
Per-capita income
$28,540
Median age
22.3
Households
3,063
Housing units
3,490
Median home value
$221,200
Median gross rent
$853 / month
Congressional district
MI-1 (119th Congress)
USDA hardiness zone
5b (-15 to -10 °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
906
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 75°F), coldest Feb (avg low 9°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F222534466171757466523828
Avg low °F10917294049555447372616

NOAA 1991–2020 climate normals from the nearest station: HANCOCK HOUGHTON CO AP (5.0 mi) · NOAA NCEI

Places in ZIP 49931

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