Raritan is a Republican stronghold. About 25% of voters here vote Democratic and 75% Republican.
About 76% of adults in Raritan typically vote, above the U.S. average of about 62%. Among adults in Raritan, ~19% vote Democratic, ~57% Republican, and ~24% don't vote. The map below shows estimated turnout by block group.
How Raritan compares
Among cities within 25 miles, Raritan leans more Republican than 45 of 57 neighbors.
Raritan runs about 61 points more Republican than Illinois as a whole. Illinois leans Democratic overall, while Raritan is one of the few Republican-leaning pockets.
Why Raritan 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 Raritan, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 88% of residents in Raritan drive to work alone, about 14 points above the U.S. average of 74%. A high family-household share predicts Republican voting, and about 77% of households in Raritan are family households, above 82% of cities. Raritan runs against the grain of Illinois, a Republican-leaning pocket in a Democratic-leaning state.
Never-married share, developed land, and voter turnout
Places that combine a low never-married share and a rural land-use pattern tend to turn out at a higher rate, as Raritan, IL does.
Why turnout in Raritan looks the way it does
Turnout in Raritan sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Media, IL R+51
- Stronghurst, IL R+48
- Smithshire, IL R+46
- Swan Creek, IL R+45
- Roseville, IL R+41
- Olena, IL R+44
- Terre Haute, IL R+50
- Blandinsville, IL R+44
- Sciota, IL R+42
- Walnut Grove, IL R+50
Cities with Similar Populations
- Alcova, WY R+74
- Green Grass, SD D+14
- Keensburg, IL R+70
- Kaktovik, AK D+14
- Kemp, OK R+69
- Pineola, NC R+39
- St. Joseph, KY R+64
- Maxbass, ND R+64
- Prindle Corner, VT D+31
- Pea Ridge, TN R+73
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.