Lowell leans Democratic by roughly 26 points: about 63% of voters vote Democratic and 37% Republican.
About 48% of adults in Lowell typically vote, below the U.S. average of about 62%. Among adults in Lowell, ~30% vote Democratic, ~18% Republican, and ~52% don't vote. The map below shows estimated turnout by block group.
How Lowell compares
Among cities within 25 miles, Lowell leans more Democratic than 90 of 156 neighbors.
Politically, Lowell sits close to the rest of Massachusetts.
Politics vary noticeably by neighborhood within Lowell. The north side is the most Democratic-leaning (D+32) and the northwest side is the least Democratic-leaning (D+18), a spread of about 14 points.
Why Lowell 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 Lowell, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 94% of residents in Lowell live in densely developed areas, about 57 points above the U.S. average of 36%. A high never-married share predicts Democratic voting, and about 46% of adults in Lowell have never been married, above 97% of cities.
Population density and Democratic lean
Places with high population density tend to lean Democratic; Lowell, MA sits in the top tenth nationally on this measure.
Why turnout in Lowell looks the way it does
Renters vote less often than owners. About 56% of households in Lowell rent, about 31 points above the U.S. average of 25%. High food insecurity lines up with lower turnout, and about 21% of adults in Lowell report food insecurity, above 83% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Dracut, MA Even
- North Chelmsford, MA D+10
- Chelmsford, MA D+17
- North Billerica, MA D+6
- Tewksbury, MA Even
- Tyngsboro, MA Even
- Pelham, NH R+5
- Billerica, MA D+5
- Westford, MA D+25
Cities with Similar Populations
- Greeley, CO R+5
- Ventura, CA D+22
- East Los Angeles, CA D+41
- Cambridge, MA D+74
- Rock Hill, SC Even
- Pflugerville, TX D+28
- High Point, NC D+22
- Warren, MI D+10
- Charlottesville, VA D+45
- Vista, CA D+10
All Local Stats
Home Services
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.