ZIP code · Holly · Michigan · United States
ZIP code 48442 — Holly
ZIP code 48442 serves Holly, Michigan.
- Postal code
- 48442Single source Value from one source, not cross-checked.
- City
- Holly
- County
- Oakland FIPS 26125
- State
- Michigan
- Country
- United States
- Coordinates
- 42.7905, -83.6127 — precision precise (locality)
View on OpenStreetMap - Population
- 22,720 (ZCTA, ACS 5-year)
- Population density
- 265 / sq mi
- Land area
- 85.9 sq mi (222.4 km²) (ZCTA, ACS 5-year)
- Median household income
- $80,281
- Per-capita income
- $43,223
- Median age
- 43
- Households
- 9,352
- Housing units
- 9,722
- Median home value
- $252,500
- Median gross rent
- $1,243 / month
- Congressional districts
- MI-9 (also MI-8, 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)
Tools: compare 48442 with another ZIP · ZIPs within 25 miles · distance from 48442
Map of ZIP code 48442
Climate — monthly normals
Warmest month Jul (avg high 80°F), coldest Jan (avg low 13°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 29 | 32 | 42 | 55 | 67 | 76 | 80 | 78 | 71 | 58 | 45 | 33 |
| Avg low °F | 13 | 14 | 23 | 33 | 44 | 53 | 57 | 55 | 49 | 39 | 29 | 20 |
| Precip in | 2.6 | 1.8 | 2.3 | 3.3 | 3.9 | 3.5 | 3.6 | 3.1 | 3.5 | 3.0 | 2.6 | 2.3 |
NOAA 1991–2020 climate normals from the nearest station: WHITE LAKE 4E (9.6 mi) · NOAA NCEI
Places in ZIP 48442
- 8 schools
- 1 hospitals & clinics
- 3 doctors & dentists
- 1 pharmacies
- 2 supermarkets
- 20 restaurants & cafés
- 6 bars & pubs
- 17 parks
- 14 playgrounds
- 3 gyms & sports centres
- 1 libraries
- 2 post offices
- 12 places of worship
- 9 gas stations
- 1 EV charging stations
- 6 police & fire stations
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