Ten Hills is a Democratic stronghold. About 76% of voters here vote Democratic and 24% Republican.
About 47% of adults in Ten Hills typically vote, below the U.S. average of about 62%. Among adults in Ten Hills, ~36% vote Democratic, ~11% Republican, and ~53% don't vote. The map below shows estimated turnout by block group.
How Ten Hills compares
Among neighborhoods within 5 miles, Ten Hills leans more Democratic than 9 of 48 neighbors.
Ten Hills runs about 27 points more Democratic than Massachusetts as a whole.
Politics vary noticeably by block within Ten Hills. The west side is the most Democratic-leaning (D+62) and the northeast side is the least Democratic-leaning (D+38), a spread of about 24 points.
Why Ten Hills 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 Ten Hills, not a ranked or complete list of what matters most.
Areas with many never-married adults vote Democratic. About 51% of adults in Ten Hills have never been married, modestly above similar-sized neighborhoods (around 45%).
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; Ten Hills, Somerville, MA sits in the top tenth nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in Ten Hills looks the way it does
Renters vote less often than owners. About 63% of households in Ten Hills rent, about 38 points above the U.S. average of 25%. Low high-school completion lines up with lower turnout, and about 84% of adults in Ten Hills have completed high school, below 79% of neighborhoods. Learn more about the findings and methodology on the political spectrum map.
Nearby Neighborhoods
- Winter Hill, Somerville, MA D+65
- East Somerville, Somerville, MA D+59
- Spring Hill, Somerville, MA D+75
- Union Square, Somerville, MA D+75
- Ball Square, Somerville, MA D+70
- Wellington-Harrington, Cambridge, MA D+72
- Aggasiz-Harvard, Cambridge, MA D+78
- Tufts, Somerville, MA D+71
- East Cambridge, Cambridge, MA D+65
- Mid-Cambridge, Cambridge, MA D+77
Neighborhoods with Similar Populations
- Riviera Bay, St. Petersburg, FL R+7
- Via Marina, Oxnard, CA D+25
- Elmhurst Park, Oakland, CA D+56
- Ridgewood, Madison, WI D+58
- Forestdale, Hammond, IN D+29
- Woodlands Village, Flagstaff, AZ D+38
- California, Louisville, KY D+86
- Vista del Norte, Albuquerque, NM D+17
- Schnitzelburg, Louisville, KY D+53
- Silver Rock, Rockville, MD D+46
Sources and methodology
Precinct-level voting records used to fit the model come from Massachusetts Secretary of the Commonwealth, 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.