58030 is a Republican stronghold. About 25% of voters here vote Democratic and 75% Republican.
About 79% of adults in 58030 typically vote, above the U.S. average of about 62%. Among adults in 58030, ~20% vote Democratic, ~59% Republican, and ~21% don't vote. The map below shows estimated turnout by block group.
How 58030 compares
Among zip codes within 15 miles, 58030 leans more Republican than 2 of 3 neighbors.
58030 runs about 14 points more Republican than North Dakota as a whole.
Why 58030 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 58030, not a ranked or complete list of what matters most.
Rural areas with a high white share vote Republican. 58030 sits in the bottom quarter on density and about 92% of residents are non-Hispanic white, about 6 points above the North Dakota average of 87%.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; 58030, ND sits in the bottom quarter nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in 58030 looks the way it does
Homeowners vote more often than renters. About 92% of households in 58030 own their home, about 12 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.