Brown County is a Republican stronghold. About 13% of voters here vote Democratic and 87% Republican.
About 63% of adults in Brown County typically vote, near the U.S. average of about 62%. Among adults in Brown County, ~8% vote Democratic, ~55% Republican, and ~37% don't vote. The map below shows estimated turnout by block group.
How Brown County compares
Among counties within 50 miles, Brown County leans more Republican than 2 of 4 neighbors.
Brown County runs about 54 points more Republican than Nebraska as a whole.
Why Brown County leans the way it does
This analysis examined 14,881 data points per county to find what predicts political lean and turnout. The items below are a few correlations that stood out for Brown County, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 2% of residents in Brown County live in densely developed areas, about 15 points below the Nebraska average of 17%.
Paved land cover and Republican lean
Places with little paved surface tend to lean Republican; Brown County, NE sits in the bottom tenth nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in Brown County looks the way it does
Turnout in Brown County sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Rock County, NE R+74
- Keya Paha County, NE R+82
- Blaine County, NE R+81
- Cherry County, NE R+67
- Gregory County, SD R+65
- Loup County, NE R+72
- Thomas County, NE R+76
- Tripp County, SD R+58
- Holt County, NE R+69
- Boyd County, NE R+75
Counties with Similar Populations
- Edwards County, KS R+65
- Franklin County, NE R+69
- Glascock County, GA R+80
- Baker County, GA R+16
- Jewell County, KS R+73
- Lincoln County, KS R+67
- Perkins County, NE R+76
- Rush County, KS R+62
- Clay County, GA D+18
- Sherman County, NE R+64
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Sources and methodology
Precinct-level voting records used to fit the model come from Nebraska Secretary of State, Elections, distributed by the Voting and Election Science Team. Demographic inputs come from the U.S. Census Bureau (ACS 5-year estimates and the 2020 Decennial Census). Health and environmental inputs come from the CDC (PLACES and the Environmental Justice Index). Land cover comes from the USGS and EPA. Election-day and lead-up weather come from PRISM 4km daily grids and the NOAA Global Historical Climatology Network. Mail-voting and election-administration patterns come from the MIT Election Lab's Survey of the Performance of American Elections. Block-group crime detail comes from CrimeGrade. Internet data and modeling support provided by ISPreports.org.
Modeling and analysis by the BestNeighborhood data science team. Full methodology and findings: political spectrum map.
Methodology reviewed by the BestNeighborhood data team. Last updated May 2026.