Marshall-Shadeland, Pittsburgh, PA Political Map | Democrat & Republican Areas in Marshall-Shadeland

Marshall-Shadeland is a Democratic stronghold. About 78% of voters here vote Democratic and 22% Republican.

 
Marshall-Shadeland, Pittsburgh, PA block-group political-lean map
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About 58% of adults in Marshall-Shadeland typically vote, near the U.S. average of about 62%. Among adults in Marshall-Shadeland, ~46% vote Democratic, ~13% Republican, and ~41% don't vote. The map below shows estimated turnout by block group.

Marshall-Shadeland, Pittsburgh, PA block-group voter-turnout map
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How Marshall-Shadeland compares

Among neighborhoods within 5 miles, Marshall-Shadeland leans more Democratic than 12 of 22 neighbors.

Marshall-Shadeland runs about 58 points more Democratic than Pennsylvania as a whole. Pennsylvania is roughly evenly split, and Marshall-Shadeland sits clearly on the Democratic side.

Politics vary noticeably by block within Marshall-Shadeland. The east side is the most Democratic-leaning (D+63) and the northeast side is the least Democratic-leaning (D+43), a spread of about 20 points.

Why Marshall-Shadeland 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 Marshall-Shadeland, not a ranked or complete list of what matters most.

Marshall-Shadeland votes against the grain of Pennsylvania. Pennsylvania is roughly evenly split, while Marshall-Shadeland runs about 58 points more Democratic. A high never-married share predicts Democratic voting, and about 53% of adults in Marshall-Shadeland have never been married, above 86% of neighborhoods.

Walkability and Democratic lean

Places with a highly walkable street grid tend to lean Democratic; Marshall-Shadeland, Pittsburgh, PA sits in the top quarter 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 Marshall-Shadeland 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. Marshall-Shadeland 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.

Sources and methodology

Precinct-level voting records used to fit the model come from Pennsylvania Department of State, Bureau 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.