Arthur County is a Republican stronghold. About 21% of voters here vote Democratic and 79% Republican.
About 86% of adults in Arthur County typically vote, above the U.S. average of about 62%. Among adults in Arthur County, ~18% vote Democratic, ~68% Republican, and ~14% don't vote. The map below shows estimated turnout by block group.
How Arthur County compares
Among counties within 50 miles, Arthur County is the least Republican-leaning.
Arthur County runs about 38 points more Republican than Nebraska as a whole.
Why Arthur 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 Arthur County, not a ranked or complete list of what matters most.
Rural areas with a high white share vote Republican. Arthur County sits in the bottom quarter on density and about 93% of residents are non-Hispanic white, about 5 points above the Nebraska average of 88%.
Population density and Republican lean
Places with low population density tend to lean Republican; Arthur County, NE sits in the bottom tenth nationally on this measure.
Why turnout in Arthur County looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Arthur County is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 66%, about 6 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 81% of households in Arthur County own their home, above 81% of counties. High high-school completion lines up with higher turnout, and about 99% of adults in Arthur County have completed high school, in the top fraction of counties. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Grant County, NE R+84
- Keith County, NE R+60
- Garden County, NE R+70
- McPherson County, NE R+84
- Hooker County, NE R+79
- Deuel County, NE R+71
- Perkins County, NE R+76
- Sedgwick County, CO R+50
- Lincoln County, NE R+46
- Logan County, NE R+83
Counties with Similar Populations
- Blaine County, NE R+81
- McPherson County, NE R+84
- Petroleum County, MT R+69
- Kenedy County, TX R+44
- McMullen County, TX R+59
- King County, TX R+86
- Loup County, NE R+72
- Grant County, NE R+84
- Borden County, TX R+93
All Local Stats
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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.