Upland is a true toss-up. About 51% of voters here vote Democratic and 49% Republican.
About 60% of adults in Upland typically vote, near the U.S. average of about 62%. Among adults in Upland, ~31% vote Democratic, ~29% Republican, and ~40% don't vote. The map below shows estimated turnout by block group.
How Upland compares
Among cities within 25 miles, Upland sits roughly in the middle of the political spectrum, with 29 neighbors leaning further in the place's direction and 52 leaning the other way.
Upland runs about 19 points more Republican than California as a whole.
Politics vary noticeably by neighborhood within Upland. The southwest side runs the most Democratic (D+17) and the north side runs the most Republican (R+16), a spread of about 33 points.
Why Upland leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Upland. The lean here lands roughly where demographic data alone would predict.
Paved land cover and Democratic lean
Places with extensive paved surfaces tend to lean Democratic; Upland, CA sits in the top tenth 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 Upland looks the way it does
Renters vote less often than owners. About 40% of households in Upland rent, about 15 points above the U.S. average of 25%. Crowded housing lines up with lower turnout, and about 7% of homes in Upland have more than one occupant per room, above 93% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Claremont, CA D+34
- Montclair, CA D+15
- Ontario, CA D+13
- Alta Loma, CA R+14
- Rancho Cucamonga, CA Even
- La Verne, CA D+3
- Pomona, CA D+28
- Chino, CA Even
- Mount Baldy, CA R+19
- San Dimas, CA D+4
Cities with Similar Populations
- Lithonia, GA D+81
- Alhambra, CA D+28
- Santa Clarita, CA Even
- Castle Rock, CO R+15
- Apple Valley, CA R+26
- Camarillo, CA D+8
- Muncie, IN Even
- Evanston, IL D+76
- Pasco, WA R+9
- Waipahu, HI D+10
All Local Stats
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Sources and methodology
Precinct-level voting records used to fit the model come from California 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.