Bismarck is a Republican stronghold. About 18% of voters here vote Democratic and 82% Republican.
About 67% of adults in Bismarck typically vote, near the U.S. average of about 62%. Among adults in Bismarck, ~12% vote Democratic, ~55% Republican, and ~33% don't vote. The map below shows estimated turnout by block group.
How Bismarck compares
Among cities within 25 miles, Bismarck leans more Republican than 41 of 72 neighbors.
Bismarck runs about 46 points more Republican than Missouri as a whole.
Why Bismarck leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Bismarck. The lean here lands roughly where demographic data alone would predict.
Homeownership and voter turnout
Places with renter-heavy households tend to turn out at a lower rate; Bismarck, MO sits in the bottom quarter nationally on this measure.
Why turnout in Bismarck looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Bismarck is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 47%, about 10 points below the Missouri average of 57%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Rock Springs, MO R+65
- Wortham, MO R+65
- Irondale, MO R+66
- Iron Mountain, MO R+68
- Iron Mountain Lake, MO R+71
- Leadwood, MO R+55
- Doe Run, MO R+62
- Park Hills, MO R+47
- Caledonia, MO R+67
- Frankclay, MO R+61
Cities with Similar Populations
- Oakes, ND R+54
- West Winfield, NY R+45
- Louisville, NE R+42
- East New Market, MD R+48
- West Mansfield, OH R+62
- Humansville, MO R+67
- Walstonburg, NC R+24
- Polk, OH R+59
- Bethune, SC R+41
- Leavitts Hill, NH R+18
All Local Stats
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Sources and methodology
Precinct-level voting records used to fit the model come from Missouri 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.