Pierce County leans heavily Republican by roughly 48 points: about 26% of voters vote Democratic and 74% Republican.
About 83% of adults in Pierce County typically vote, above the U.S. average of about 62%. Among adults in Pierce County, ~22% vote Democratic, ~61% Republican, and ~17% don't vote. The map below shows estimated turnout by block group.
How Pierce County compares
Among counties within 50 miles, Pierce County leans more Republican than 3 of 6 neighbors.
Pierce County runs about 11 points more Republican than North Dakota as a whole.
Why Pierce County leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Pierce County. The lean here lands roughly where demographic data alone would predict.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; Pierce County, ND sits in the top quarter nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in Pierce County looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Pierce 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 64%, above 76% of counties. Homeowners vote more often than renters, and about 83% of households in Pierce County own their home, above 91% of counties. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- McHenry County, ND R+61
- Rolette County, ND D+33
- Towner County, ND R+45
- Benson County, ND D+2
- Bottineau County, ND R+50
- Wells County, ND R+58
- Sheridan County, ND R+69
- Ramsey County, ND R+30
- Eddy County, ND R+46
- Ward County, ND R+32
Counties with Similar Populations
- Gregory County, SD R+65
- Edmunds County, SD R+60
- Kearny County, KS R+71
- Wells County, ND R+58
- Mason County, TX R+56
- Columbia County, WA R+51
- Schuyler County, MO R+67
- Red Lake County, MN R+47
- Owsley County, KY R+74
- Meade County, KS R+68
All Local Stats
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Sources and methodology
Precinct-level voting records used to fit the model come from North Dakota 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.