Jefferson County Wisconsin Map and Data

Jefferson County Wisconsin Boundary Map

Jefferson County Wisconsin Profile and Data

NameJefferson County
StateWisconsin
FIPS Code55055
County SeatJefferson
TimezoneCentral Daylight Time (CDT)
Population (2022)83,751
Population Growth Rate(2000-2022)1.45%
Majority EthnicityWhite 97.84%
Public School Majority EthnicityWhite 76%
Partisan Voting IndexRepublican:+9
Unemployment Rate (February 2025)2.6%
Area Code(s)274 / 920 / 262 / 608

Jefferson County Race/Ethnicity Data

Race/EthnicityPercentage of Population (2022)
White97.84%
African American1.24%
Hispanic0.32%
Asian0.54%
Native American0.03%
Hawaiin/Pacific Islander0.03%

Jefferson County Public School Race/Ethnicity Data

Race/EthnicityPercentage of Public School Students (2023)
White76%
African American1.49%
Hispanic17.82%
Asian1%
Native American0.15%
Hawaiin/Pacific Islander0.07%
2025 zipdatamaps.com