ZIP code · Oostburg · Wisconsin · United States
ZIP code 53070 — Oostburg
ZIP code 53070 serves Oostburg, Wisconsin.
- Postal code
- 53070Single source Value from one source, not cross-checked.
- City
- Oostburg
- County
- Sheboygan FIPS 55117
- State
- Wisconsin
- Country
- United States
- Coordinates
- 43.6229, -87.7970 — precision precise (locality)
View on OpenStreetMap - Population
- 5,009 (ZCTA, ACS 5-year)
- Population density
- 170 / sq mi
- Land area
- 29.5 sq mi (76.4 km²) (ZCTA, ACS 5-year)
- Median household income
- $95,714
- Per-capita income
- $42,657
- Median age
- 43.8
- Households
- 1,930
- Housing units
- 2,211
- Median home value
- $264,600
- Median gross rent
- $842 / 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 53070 with another ZIP · ZIPs within 25 miles · distance from 53070
Map of ZIP code 53070
Climate — monthly normals
Warmest month Jul (avg high 80°F), coldest Jan (avg low 12°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 27 | 30 | 41 | 53 | 66 | 75 | 80 | 78 | 71 | 58 | 44 | 33 |
| Avg low °F | 12 | 14 | 24 | 34 | 45 | 55 | 61 | 60 | 52 | 40 | 29 | 19 |
| Precip in | 1.7 | 1.8 | 2.1 | 3.8 | 4.0 | 4.3 | 3.6 | 3.5 | 2.7 | 2.9 | 2.1 | 2.1 |
NOAA 1991–2020 climate normals from the nearest station: HINGHAM WWTP (5.8 mi) · NOAA NCEI
Places in ZIP 53070
- 4 schools
- 2 supermarkets
- 2 restaurants & cafés
- 1 parks
- 3 playgrounds
- 1 libraries
- 1 post offices
- 1 banks
- 3 gas 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