Jefferson County Montana Map and Data

Jefferson County Montana Boundary Map

Jefferson County Montana Profile and Data

NameJefferson County
StateMontana
FIPS Code30043
County SeatBoulder
TimezoneMountain Standard Time (MST)
Population (2022)11,360
Population Growth Rate(2000-2022)5.95%
Majority EthnicityWhite 98.06%
Public School Majority EthnicityWhite 90%
Partisan Voting IndexRepublican:+18
Unemployment Rate (January 2025)2.5%
Area Code(s)406

Jefferson County Race/Ethnicity Data

Race/EthnicityPercentage of Population (2022)
White98.06%
African American0.32%
Hispanic1.2%
Asian0.42%
Native American0%
Hawaiin/Pacific Islander0%

Jefferson County Public School Race/Ethnicity Data

Race/EthnicityPercentage of Public School Students (2023)
White90.4%
African American0.27%
Hispanic4.46%
Asian0.27%
Native American1.38%
Hawaiin/Pacific Islander0.11%
2025 zipdatamaps.com