Griffith, IN Political Map | Democrat & Republican Areas in Griffith

By the BestNeighborhood data science team. Last updated May 2026.

Griffith is a true toss-up. About 52% of voters here vote Democratic and 48% Republican.

 

About 65% of adults in Griffith typically vote, near the U.S. average of about 62%. Among adults in Griffith, ~34% vote Democratic, ~31% Republican, and ~35% don't vote. The map below shows estimated turnout by block group.

How Griffith compares

Among cities within 25 miles, Griffith leans more Democratic than 57 of 102 neighbors.

Griffith runs about 23 points more Democratic than Indiana as a whole. Indiana leans Republican overall, while Griffith is one of the few Democratic-leaning pockets.

Politics vary noticeably by neighborhood within Griffith. The northeast side runs the most Democratic (D+38) and the southeast side runs the most Republican (R+13), a spread of about 51 points.

Why Griffith 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 Griffith, not a ranked or complete list of what matters most.

Griffith votes against the grain of Indiana. Indiana leans Republican overall, while Griffith runs about 23 points more Democratic.

Population density and Democratic lean

Places with high population density tend to lean Democratic; Griffith, IN sits in the top tenth nationally on this measure.

Why turnout in Griffith looks the way it does

Areas with strong routine healthcare access turn out at higher rates. Griffith 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 60%, below 57% of cities. High high-school completion lines up with higher turnout, and about 96% of adults in Griffith have completed high school, above 80% of cities. Learn more about the findings and methodology on the political spectrum map.

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Sources and methodology

Precinct-level voting records used to fit the model come from Indiana 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.