ZIP code · Lake Delton · Wisconsin · United States
ZIP code 53940 — Lake Delton
ZIP code 53940 serves Lake Delton, Wisconsin.
- Postal code
- 53940Single source Value from one source, not cross-checked.
- City
- Lake Delton
- County
- Sauk FIPS 55111
- State
- Wisconsin
- Country
- United States
- Coordinates
- 43.5939, -89.7912 — precision precise (locality)
View on OpenStreetMap - Population
- 0 (ZCTA, ACS 5-year)
- Population density
- 0 / sq mi
- Land area
- 0 sq mi (0.1 km²) (ZCTA, ACS 5-year)
- Households
- 0
- Housing units
- 0
- Congressional district
- WI-2 (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/Chicago (UTC−6 / UTC−5 DST)
- Area code
- 608 (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 53940 with another ZIP · ZIPs within 25 miles · distance from 53940
Map of ZIP code 53940
Climate — monthly normals
Warmest month Jul (avg high 83°F), coldest Jan (avg low 8°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 26 | 31 | 43 | 57 | 69 | 79 | 83 | 81 | 73 | 60 | 44 | 32 |
| Avg low °F | 8 | 11 | 22 | 33 | 45 | 56 | 60 | 57 | 49 | 37 | 26 | 15 |
| Precip in | 1.3 | 1.4 | 2.3 | 4.1 | 4.4 | 5.1 | 4.0 | 4.2 | 3.8 | 2.8 | 2.2 | 1.8 |
NOAA 1991–2020 climate normals from the nearest station: WISCONSIN DELLS (1.6 mi) · NOAA NCEI
Places in ZIP 53940
- 1 restaurants & cafés
- 1 parks
- 1 post offices
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