ZIP code · Oshkosh · Wisconsin · United States
ZIP code 54902 — Oshkosh
ZIP code 54902 serves Oshkosh, Wisconsin.
- Postal code
- 54902Single source Value from one source, not cross-checked.
- City
- Oshkosh
- County
- Winnebago FIPS 55139
- State
- Wisconsin
- Country
- United States
- Coordinates
- 43.9946, -88.5260 — precision precise (locality)
View on OpenStreetMap - Population
- 21,982 (ZCTA, ACS 5-year)
- Population density
- 628 / sq mi
- Land area
- 35 sq mi (90.7 km²) (ZCTA, ACS 5-year)
- Median household income
- $64,548
- Per-capita income
- $36,261
- Median age
- 38.8
- Households
- 10,015
- Housing units
- 10,800
- Median home value
- $163,900
- Median gross rent
- $859 / month
- Congressional district
- WI-6 (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/Chicago (UTC−6 / UTC−5 DST)
- Area code
- 920Telephone 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 54902 with another ZIP · ZIPs within 25 miles · distance from 54902
Map of ZIP code 54902
Climate — monthly normals
Warmest month Jul (avg high 81°F), coldest Jan (avg low 11°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 26 | 30 | 42 | 55 | 67 | 77 | 81 | 79 | 72 | 59 | 44 | 32 |
| Avg low °F | 11 | 14 | 24 | 36 | 47 | 57 | 61 | 60 | 51 | 40 | 29 | 18 |
| Precip in | 1.1 | 0.8 | 1.7 | 2.9 | 3.6 | 4.7 | 3.7 | 3.2 | 3.0 | 2.8 | 1.8 | 1.3 |
NOAA 1991–2020 climate normals from the nearest station: OSHKOSH WITTMAN AP (1.7 mi) · NOAA NCEI
Places in ZIP 54902
- 14 schools
- 3 colleges & universities
- 8 hospitals & clinics
- 6 doctors & dentists
- 2 pharmacies
- 3 supermarkets
- 62 restaurants & cafés
- 6 bars & pubs
- 20 parks
- 22 playgrounds
- 9 gyms & sports centres
- 3 post offices
- 10 places of worship
- 11 banks
- 12 gas stations
- 2 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