Arlington Beach, SD Political Map | Democrat & Republican Areas in Arlington Beach

Arlington Beach is a Republican stronghold. About 24% of voters here vote Democratic and 76% Republican.

 
Arlington Beach, SD block-group political-lean map
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About 70% of adults in Arlington Beach typically vote, above the U.S. average of about 62%. Among adults in Arlington Beach, ~17% vote Democratic, ~53% Republican, and ~30% don't vote. The map below shows estimated turnout by block group.

Arlington Beach, SD block-group voter-turnout map
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How Arlington Beach compares

Among cities within 25 miles, Arlington Beach leans more Republican than 8 of 28 neighbors.

Arlington Beach runs about 22 points more Republican than South Dakota as a whole.

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

Rural areas with a high white share vote Republican. Arlington Beach sits in the bottom quarter on density and about 96% of residents are non-Hispanic white, about 16 points above the South Dakota average of 81%.

Population density and Republican lean

Places with low population density tend to lean Republican; Arlington Beach, SD sits in the bottom quarter nationally on this measure.

Why turnout in Arlington Beach looks the way it does

Areas with strong routine healthcare access turn out at higher rates. Arlington Beach 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 73%, about 13 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 98% of adults in Arlington Beach have completed high school, above 93% of cities. Learn more about the findings and methodology on the political spectrum map.

Cities with Similar Populations

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Sources and methodology

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