Plano, TX Political Map | Democrat & Republican Areas in Plano

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

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

 

About 61% of adults in Plano typically vote, near the U.S. average of about 62%. Among adults in Plano, ~32% vote Democratic, ~29% Republican, and ~39% don't vote. The map below shows estimated turnout by block group.

How Plano compares

Among cities within 25 miles, Plano leans more Democratic than 61 of 73 neighbors.

Plano runs about 17 points more Democratic than Texas as a whole. Texas leans Republican overall, while Plano is one of the few Democratic-leaning pockets.

Politics vary noticeably by neighborhood within Plano. The southeast side runs the most Democratic (D+10) and the southwest side runs the most Republican (Even), a spread of about 12 points.

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

Plano votes against the grain of Texas. Texas leans Republican overall, while Plano runs about 17 points more Democratic.

Paved land cover and Democratic lean

Places with extensive paved surfaces tend to lean Democratic; Plano, TX sits in the top tenth nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.

Why turnout in Plano looks the way it does

Renters vote less often than owners. About 37% of households in Plano rent, about 12 points above the U.S. average of 25%. 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 Texas Secretary of State, Elections Division, 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.