58238 is a Republican stronghold. About 21% of voters here vote Democratic and 79% Republican.
About 66% of adults in 58238 typically vote, near the U.S. average of about 62%. Among adults in 58238, ~14% vote Democratic, ~52% Republican, and ~34% don't vote. The map below shows estimated turnout by block group.
How 58238 compares
Among zip codes within 15 miles, 58238 leans more Republican than 5 of 7 neighbors.
58238 runs about 22 points more Republican than North Dakota as a whole.
Politics vary noticeably by block within 58238. The west side is the most Republican-leaning (R+64) and the south side is the least Republican-leaning (R+48), a spread of about 16 points.
Why 58238 leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in 58238. The lean here lands roughly where demographic data alone would predict.
Population density and Republican lean
Places with low population density tend to lean Republican; 58238, ND sits in the bottom tenth nationally on this measure.
Why turnout in 58238 looks the way it does
Homeowners vote more often than renters. About 90% of households in 58238 own their home, about 10 points above the North Dakota average of 80%. Learn more about the findings and methodology on the political spectrum map.
Nearby Zip Codes
Zip Codes with Similar Populations
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.