Muscupiabe leans Democratic by roughly 20 points: about 60% of voters vote Democratic and 40% Republican.
About 45% of adults in Muscupiabe typically vote, below the U.S. average of about 62%. Among adults in Muscupiabe, ~27% vote Democratic, ~18% Republican, and ~55% don't vote. The map below shows estimated turnout by block group.
How Muscupiabe compares
Among neighborhoods within 5 miles, Muscupiabe leans more Democratic than 17 of 38 neighbors.
Politically, Muscupiabe sits close to the rest of California.
Why Muscupiabe leans the way it does
This analysis examined 14,881 data points per neighborhood to find what predicts political lean and turnout. The items below are a few correlations that stood out for Muscupiabe, not a ranked or complete list of what matters most.
Dense areas vote Democratic. More than 99% of residents in Muscupiabe live in densely developed areas, about 64 points above the U.S. average of 36%. A high never-married share predicts Democratic voting, and about 55% of adults in Muscupiabe have never been married, above 89% of neighborhoods.
Preventive-care access and voter turnout
Places with limited routine preventive-care access tend to turn out at a lower rate; Muscupiabe, San Bernardino, CA sits in the bottom quarter 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 Muscupiabe looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Muscupiabe 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 48%, about 14 points below the California average of 62%. High food insecurity lines up with lower turnout, and about 31% of adults in Muscupiabe report food insecurity, above 84% of neighborhoods. Low high-school completion lines up with lower turnout, and about 75% of adults in Muscupiabe have completed high school, below 91% of neighborhoods. Learn more about the findings and methodology on the political spectrum map.
Nearby Neighborhoods
- Arrowview, San Bernardino, CA D+15
- Mount Vernon, San Bernardino, CA D+37
- Delman, San Bernardino, CA D+25
- SBHS, San Bernardino, CA D+27
- Sandin Hills, San Bernardino, CA D+15
- Shirrells, San Bernardino, CA D+53
- Wilson-Riverside, San Bernardino, CA D+18
- Arrowhead, San Bernardino, CA D+10
- DMV, San Bernardino, CA D+27
- La Plaza, San Bernardino, CA D+27
Neighborhoods with Similar Populations
- Mechanicsville, Atlanta, GA D+80
- Elvehjem, Madison, WI D+52
- Closeburn-Glenkirk, Charlotte, NC D+24
- Mayfield, Wilmington, DE D+25
- River Dance at Steiner Ranch, Austin, TX D+14
- Westside, South Bend, IN D+41
- Griers Fork, Charlotte, NC D+28
- Charlotte Park, Nashville, TN D+9
- South Fairmount, Cincinnati, OH D+54
- Roebuck, Birmingham, AL D+70
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.