Rockville is a Republican stronghold. About 21% of voters here vote Democratic and 79% Republican.
About 57% of adults in Rockville typically vote, near the U.S. average of about 62%. Among adults in Rockville, ~12% vote Democratic, ~45% Republican, and ~43% don't vote. The map below shows estimated turnout by block group.
How Rockville compares
Among cities within 25 miles, Rockville leans more Republican than 5 of 15 neighbors.
Rockville runs about 36 points more Republican than Utah as a whole.
Politics vary noticeably by neighborhood within Rockville. The south side is the most Republican-leaning (R+65) and the east side is the least Republican-leaning (R+54), a spread of about 12 points.
Why Rockville leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Rockville. The lean here lands roughly where demographic data alone would predict.
Paved land cover and Republican lean
Places with little paved surface tend to lean Republican; Rockville, 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 Rockville looks the way it does
Renters vote less often than owners. About 29% of households in Rockville rent, above 83% of cities. Crowded housing lines up with lower turnout, and about 4% of homes in Rockville have more than one occupant per room, above 82% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Apple Valley, UT R+65
- Springdale, UT R+54
- Hildale, UT R+63
- Colorado City, AZ R+57
- Virgin, UT R+61
- Cane Beds, AZ R+53
- La Verkin, UT R+63
- Toquerville, UT R+71
- Hurricane, UT R+61
- Mount Carmel, UT R+60
Cities with Similar Populations
- Tofte, MN D+28
- Thayer Corners, NY R+36
- Park View, WV R+60
- Alta, UT D+55
- Stonewall, KY R+59
- York, IN R+45
- Big Springs, WV R+69
- Downey, IA R+28
- Pekin Heights, IL R+49
- Payne, GA D+70
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.