58004 leans heavily Republican by roughly 50 points: about 25% of voters vote Democratic and 75% Republican.
About 88% of adults in 58004 typically vote, above the U.S. average of about 62%. Among adults in 58004, ~22% vote Democratic, ~66% Republican, and ~12% don't vote. The map below shows estimated turnout by block group.
How 58004 compares
Among zip codes within 15 miles, 58004 is the most Republican-leaning.
58004 runs about 13 points more Republican than North Dakota as a whole.
Why 58004 leans the way it does
This analysis examined 14,881 data points per zip code to find what predicts political lean and turnout. The items below are a few correlations that stood out for 58004, not a ranked or complete list of what matters most.
Rural areas with a high white share vote Republican. 58004 sits in the bottom quarter on density and about 98% of residents are non-Hispanic white, about 11 points above the North Dakota average of 87%.
Park access and Republican lean
Places with low park coverage tend to lean Republican; 58004, ND sits in the bottom tenth nationally on this measure. Park access does not change how people vote; it tends to track denser, higher-income areas.
Why turnout in 58004 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 58004 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 72%, about 12 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 89% of households in 58004 own their home, above 85% of zip codes. High high-school completion lines up with higher turnout, and about 97% of adults in 58004 have completed high school, above 90% of zip codes. 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.