Sloughhouse leans Republican by roughly 20 points: about 40% of voters vote Democratic and 60% Republican.
About 76% of adults in Sloughhouse typically vote, above the U.S. average of about 62%. Among adults in Sloughhouse, ~30% vote Democratic, ~46% Republican, and ~24% don't vote. The map below shows estimated turnout by block group.
How Sloughhouse compares
Among cities within 25 miles, Sloughhouse leans more Republican than 31 of 71 neighbors.
Sloughhouse runs about 40 points more Republican than California as a whole. California leans Democratic overall, while Sloughhouse is one of the few Republican-leaning pockets.
Politics vary noticeably by neighborhood within Sloughhouse. The west side is the most Republican-leaning (R+37) and the north side is the least Republican-leaning (R+14), a spread of about 23 points.
Why Sloughhouse leans the way it does
This analysis examined 14,881 data points per city to find what predicts political lean and turnout. The items below are a few correlations that stood out for Sloughhouse, not a ranked or complete list of what matters most.
Sloughhouse votes Republican even though it is densely developed (about 40%, well below the California average of 58%). Here an older population outweighs the Democratic lean that density usually predicts. Sloughhouse runs against the grain of California, a Republican-leaning pocket in a Democratic-leaning state.
Cancer-screening access and voter turnout
Places with high colon-cancer-screening access tend to turn out at a higher rate; Sloughhouse, CA sits in the top quarter nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in Sloughhouse looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Sloughhouse is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 76%, about 16 points above the U.S. average of 60%. Homeowners vote more often than renters, and more than 99% of households in Sloughhouse own their home, compared to around 82% in nearby cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Latrobe, CA R+26
- Wilton, CA R+33
- Carbondale, CA R+52
- Mather, CA Even
- Rancho Cordova, CA D+10
- Gold River, CA D+16
- Folsom, CA D+9
- Plymouth, CA R+38
- Shingle Springs, CA R+24
- El Dorado Hills, CA R+9
Cities with Similar Populations
- Riverdale, NJ R+8
- Portage Lakes, OH R+11
- Denton, NC R+64
- Troy, NC R+45
- Johnson Lane, NV R+43
- Islip Terrace, NY R+26
- San Leon, TX R+26
- Bandera, TX R+61
- Catasauqua, PA Even
- Rossford, OH R+7
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.