89021 is a Republican stronghold. About 20% of voters here vote Democratic and 80% Republican.
About 82% of adults in 89021 typically vote, above the U.S. average of about 62%. Among adults in 89021, ~16% vote Democratic, ~65% Republican, and ~19% don't vote. The map below shows estimated turnout by block group.
How 89021 compares
89021 sits in a sparsely populated area with few comparable zip codes nearby.
89021 runs about 58 points more Republican than Nevada as a whole.
Politics vary noticeably by block within 89021. The east side is the most Republican-leaning (R+69) and the southwest side is the least Republican-leaning (R+46), a spread of about 23 points.
Why 89021 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 89021, not a ranked or complete list of what matters most.
Areas with many family households vote Republican. About 84% of households in 89021 are family households, about 18 points above the U.S. average of 67%. Car-dependent areas vote Republican, and about 83% of residents in 89021 drive to work alone, above 81% of zip codes.
High-school completion and voter turnout
Places with high-school-completion-heavy adults tend to turn out at a higher rate; 89021, NV sits in the top tenth nationally on this measure.
Why turnout in 89021 looks the way it does
Areas with high high-school completion turn out at higher rates. About 99% of adults in 89021 have completed high school, about 10 points above the Nevada average of 89%. Homeowners vote more often than renters, and about 89% of households in 89021 own their home, compared to around 69% in nearby 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 Nevada Secretary of State, 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.