84071 is a Republican stronghold. About 15% of voters here vote Democratic and 85% Republican.
About 42% of adults in 84071 typically vote, below the U.S. average of about 62%. Among adults in 84071, ~6% vote Democratic, ~36% Republican, and ~58% don't vote. The map below shows estimated turnout by block group.
How 84071 compares
Among zip codes within 15 miles, 84071 leans more Republican than 2 of 3 neighbors.
84071 runs about 48 points more Republican than Utah as a whole.
Why 84071 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 84071, not a ranked or complete list of what matters most.
Areas with many family households vote Republican. About 88% of households in 84071 are family households, about 21 points above the U.S. average of 67%.
Paved land cover and Republican lean
Places with little paved surface tend to lean Republican; 84071, UT sits in the bottom quarter nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in 84071 looks the way it does
Crowded housing lines up with lower turnout. About 5% of homes in 84071 have more than one occupant per room, above 84% of zip codes. Strong routine healthcare access lines up with higher turnout, and 84071 sits in the top quarter on routine-care measures. 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.