58058 leans heavily Republican by roughly 50 points: about 25% of voters vote Democratic and 75% Republican.
About 72% of adults in 58058 typically vote, above the U.S. average of about 62%. Among adults in 58058, ~18% vote Democratic, ~54% Republican, and ~28% don't vote. The map below shows estimated turnout by block group.
How 58058 compares
Among zip codes within 15 miles, 58058 is the most Republican-leaning.
58058 runs about 13 points more Republican than North Dakota as a whole.
Why 58058 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 58058, not a ranked or complete list of what matters most.
Areas with low college attainment vote Republican. About 16% of adults in 58058 hold a bachelor's degree, about 11 points below the North Dakota average of 26%. Rural areas vote Republican, and 58058 sits in the bottom quarter on density (about 4%, below 86% of zip codes).
Population density and Republican lean
Places with low population density tend to lean Republican; 58058, ND sits in the bottom tenth nationally on this measure.
Why turnout in 58058 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 58058 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 65%, about 5 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 90% of households in 58058 own their home, above 86% of zip codes. High high-school completion lines up with higher turnout, and about 97% of adults in 58058 have completed high school, above 91% 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.