84148 leans heavily Democratic by roughly 36 points: about 68% of voters vote Democratic and 32% Republican.
About 24% of adults in 84148 typically vote, below the U.S. average of about 62%. Among adults in 84148, ~16% vote Democratic, ~8% Republican, and ~76% don't vote. The map below shows estimated turnout by block group.
How 84148 compares
Among zip codes within 15 miles, 84148 leans more Democratic than 28 of 38 neighbors.
84148 runs about 58 points more Democratic than Utah as a whole. Utah leans Republican overall, while 84148 is one of the few Democratic-leaning pockets.
Why 84148 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 84148, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 98% of residents in 84148 live in densely developed areas, about 62 points above the U.S. average of 36%. High college attainment predicts Democratic voting, and 84148 sits in the top quarter (about 66%, above 96% of zip codes). 84148 runs against the grain of Utah, a Democratic-leaning pocket in a Republican-leaning state.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; 84148, 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 84148 looks the way it does
Renters vote less often than owners. More than 99% of households in 84148 rent, about 75 points above the U.S. average of 25%. Limited routine healthcare access lines up with lower turnout, and 84148 sits in the bottom quarter on routine-care measures. Crowded housing lines up with lower turnout, and about 14% of homes in 84148 have more than one occupant per room, above 98% 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.