Blaine County is a Republican stronghold. About 9% of voters here vote Democratic and 91% Republican.
About 87% of adults in Blaine County typically vote, above the U.S. average of about 62%. Among adults in Blaine County, ~8% vote Democratic, ~79% Republican, and ~13% don't vote. The map below shows estimated turnout by block group.
How Blaine County compares
Among counties within 50 miles, Blaine County leans more Republican than 5 of 6 neighbors.
Blaine County runs about 61 points more Republican than Nebraska as a whole.
Why Blaine 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 Blaine County, not a ranked or complete list of what matters most.
Rural areas with a high white share vote Republican. Blaine County sits in the bottom quarter on density and more than 99% of residents are non-Hispanic white, about 12 points above the Nebraska average of 88%. A high family-household share predicts Republican voting, and about 74% of households in Blaine County are family households, above 92% of counties.
High-school completion, developed land, and voter turnout
Places that combine high-school-completion-heavy adults and a rural land-use pattern tend to turn out at a higher rate, as Blaine County, NE does.
Why turnout in Blaine County looks the way it does
Areas with high high-school completion turn out at higher rates. About 97% of adults in Blaine County have completed high school, about 7 points above the U.S. average of 90%. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Thomas County, NE R+76
- Loup County, NE R+72
- Logan County, NE R+83
- Custer County, NE R+68
- Brown County, NE R+74
- Garfield County, NE R+66
- Rock County, NE R+74
- Hooker County, NE R+79
- McPherson County, NE R+84
- Valley County, NE R+67
Counties with Similar Populations
- Arthur County, NE R+59
- McPherson County, NE R+84
- Petroleum County, MT R+69
- Kenedy County, TX R+44
- King County, TX R+86
- McMullen County, TX R+59
- Loup County, NE R+72
- Grant County, NE R+84
- Borden County, TX R+93
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.