ZIP code · Watertown · Wisconsin · United States

ZIP code 53098 — Watertown

ZIP code 53098 serves Watertown, Wisconsin.

Postal code
53098
Single source Value from one source, not cross-checked.
City
Watertown
County
Dodge FIPS 55027
State
Wisconsin
Country
United States
Coordinates
43.2764, -88.7154 — precision precise (locality)
View on OpenStreetMap
Population
11,505 (ZCTA, ACS 5-year)
Population density
113 / sq mi
Land area
101.6 sq mi (263.2 km²) (ZCTA, ACS 5-year)
Median household income
$73,147
Per-capita income
$36,643
Median age
45.3
Households
4,521
Housing units
4,753
Median home value
$239,700
Median gross rent
$1,100 / month
Congressional district
WI-5 (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
920
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.

Climate — monthly normals

Warmest month Jul (avg high 81°F), coldest Jan (avg low 11°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F263042566878818073604532
Avg low °F111324354757615951402817
Precip in1.41.41.93.74.25.84.54.13.53.02.11.8

NOAA 1991–2020 climate normals from the nearest station: WATERTOWN WWTP (7.1 mi) · NOAA NCEI

Places in ZIP 53098

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