84058 leans Republican by roughly 20 points: about 40% of voters vote Democratic and 60% Republican.
About 53% of adults in 84058 typically vote, below the U.S. average of about 62%. Among adults in 84058, ~21% vote Democratic, ~32% Republican, and ~47% don't vote. The map below shows estimated turnout by block group.
How 84058 compares
Among zip codes within 15 miles, 84058 leans more Republican than 4 of 16 neighbors.
Politically, 84058 sits close to the rest of Utah.
Politics vary noticeably by block within 84058. The north side is the most Republican-leaning (R+27) and the east side is the least Republican-leaning (R+14), a spread of about 14 points.
Why 84058 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 84058, not a ranked or complete list of what matters most.
84058 votes Republican even though it is densely developed (about 99%, far above the Utah average of 32%). State and regional patterns outweigh the Democratic lean that density usually predicts here.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; 84058, UT sits in the top tenth 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 84058 looks the way it does
Renters vote less often than owners. About 53% of households in 84058 rent, about 29 points above the U.S. average of 25%. Crowded housing lines up with lower turnout, and about 4% of homes in 84058 have more than one occupant per room, above 84% 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 Utah Lieutenant Governor's Office, 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.