Locks leans heavily Democratic by roughly 30 points: about 65% of voters vote Democratic and 35% Republican.
About 39% of adults in Locks typically vote, below the U.S. average of about 62%. Among adults in Locks, ~25% vote Democratic, ~14% Republican, and ~61% don't vote. The map below shows estimated turnout by block group.
How Locks compares
Among neighborhoods within 5 miles, Locks leans more Democratic than 7 of 46 neighbors.
Locks runs about 19 points more Democratic than Illinois as a whole.
Politics vary noticeably by block within Locks. The southeast side is the most Democratic-leaning (D+49) and the west side is the least Democratic-leaning (D+26), a spread of about 24 points.
Why Locks leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Locks. The lean here lands roughly where demographic data alone would predict.
Population density and Democratic lean
Places with high population density tend to lean Democratic; Locks, Chicago, IL sits in the top tenth nationally on this measure.
Why turnout in Locks looks the way it does
High-crime urban areas turn out at lower rates, mostly because the housing stress common in those areas makes voting harder. Locks sits in the top 15% nationally on a violent-crime measure. See CrimeGrade for more details. Learn more about the findings and methodology on the political spectrum map.
Nearby Neighborhoods
- Bridgeport, Chicago, IL D+27
- Mount Pleasant, Chicago, IL D+28
- Pilsen, Chicago, IL D+62
- Armour Square, Chicago, IL D+16
- Ducktown, Chicago, IL D+35
- Lower West Side, Chicago, IL D+58
- Bronzeville, Chicago, IL D+76
- Canaryville, Chicago, IL R+3
- University Village, Chicago, IL D+67
- Douglas, Chicago, IL D+79
Neighborhoods with Similar Populations
- Hutton Park, West Orange, NJ D+61
- Logan, Ann Arbor, MI D+62
- Bridgetown North, Cincinnati, OH R+26
- Northwest, Garden City, ID Even
- Latah Valley, Spokane, WA D+12
- Sovana, Spring Valley, NV D+15
- Friendly, Eugene, OR D+70
- Curtis, Highland, CA D+22
- Amphi, Tucson, AZ D+37
- Hampton Heights, Milwaukee, WI D+82
Sources and methodology
Precinct-level voting records used to fit the model come from Illinois State Board of 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.