84531 leans heavily Democratic by roughly 50 points: about 75% of voters vote Democratic and 25% Republican.
About 56% of adults in 84531 typically vote, below the U.S. average of about 62%. Among adults in 84531, ~42% vote Democratic, ~14% Republican, and ~44% don't vote. The map below shows estimated turnout by block group.
How 84531 compares
84531 runs about 71 points more Democratic than Utah as a whole. Utah leans Republican overall, while 84531 is one of the few Democratic-leaning pockets.
Politics vary noticeably by block within 84531. The south side is the most Democratic-leaning (D+54) and the west side is the least Democratic-leaning (D+42), a spread of about 12 points.
Why 84531 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 84531, not a ranked or complete list of what matters most.
84531 votes against the grain of Utah. Utah leans Republican overall, while 84531 runs about 71 points more Democratic. A high never-married share predicts Democratic voting, and about 50% of adults in 84531 have never been married, above 95% of zip codes.
Preventive-care access and voter turnout
Places with limited routine preventive-care access tend to turn out at a lower rate; 84531, UT sits in the bottom tenth nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in 84531 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 84531 is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 45%, about 23 points below the Utah average of 68%. High food insecurity lines up with lower turnout, and about 45% of adults in 84531 report food insecurity, in the top fraction of zip codes. High-crime urban areas turn out at lower rates, and 84531 sits in the top 15% on a violent-crime measure. 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.