ZIP code · Houghton Lake Heights · Michigan · United States
ZIP code 48630 — Houghton Lake Heights
ZIP code 48630 serves Houghton Lake Heights, Michigan.
- Postal code
- 48630Single source Value from one source, not cross-checked.
- County
- Roscommon FIPS 26143
- State
- Michigan
- Country
- United States
- Coordinates
- 44.3275, -84.7745 — precision precise (locality)
View on OpenStreetMap - Population
- 62 (ZCTA, ACS 5-year)
- Population density
- 328 / sq mi
- Land area
- 0.2 sq mi (0.5 km²) (ZCTA, ACS 5-year)
- Median household income
- $71,518
- Per-capita income
- $35,542
- Median age
- 67.9
- Households
- 33
- Housing units
- 164
- Congressional district
- MI-1 (119th Congress)
- USDA hardiness zone
- 5a (-20 to -15 °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
- 989 (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.
Tools: compare 48630 with another ZIP · ZIPs within 25 miles · distance from 48630
Map of ZIP code 48630
Climate — monthly normals
Warmest month Jul (avg high 81°F), coldest Feb (avg low 9°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 28 | 31 | 41 | 54 | 67 | 77 | 81 | 79 | 71 | 57 | 44 | 33 |
| Avg low °F | 10 | 9 | 17 | 29 | 41 | 51 | 55 | 54 | 46 | 36 | 27 | 18 |
| Precip in | 1.9 | 1.4 | 1.9 | 3.3 | 3.3 | 3.4 | 3.4 | 3.0 | 2.7 | 3.5 | 2.5 | 2.0 |
NOAA 1991–2020 climate normals from the nearest station: HOUGHTON LAKE 2NW (1.1 mi) · NOAA NCEI
Places in ZIP 48630
- 1 supermarkets
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