Jackson is a Republican stronghold. About 13% of voters here vote Democratic and 87% Republican.
About 70% of adults in Jackson typically vote, above the U.S. average of about 62%. Among adults in Jackson, ~9% vote Democratic, ~61% Republican, and ~30% don't vote. The map below shows estimated turnout by block group.
How Jackson compares
Among cities within 25 miles, Jackson leans more Republican than 8 of 17 neighbors.
Jackson runs about 37 points more Republican than Idaho as a whole.
Politics vary noticeably by neighborhood within Jackson. The south side is the most Republican-leaning (R+78) and the northwest side is the least Republican-leaning (R+64), a spread of about 14 points.
Why Jackson 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 Jackson, not a ranked or complete list of what matters most.
Areas with many family households vote Republican. About 77% of households in Jackson are family households, about 11 points above the U.S. average of 67%.
Non-English at home and voter turnout
Places with a low non-English-at-home share tend to turn out at a higher rate; Jackson, ID sits in the bottom quarter nationally on this measure.
Why turnout in Jackson looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Jackson is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Rupert, ID R+54
- Acequia, ID R+75
- Declo, ID R+78
- Springdale, ID R+75
- Heyburn, ID R+57
- Paul, ID R+67
- Unity, ID R+68
- Minidoka, ID R+63
- Burley, ID R+54
- View, ID R+75
Cities with Similar Populations
- Yateston, TN R+74
- Rohrersville, MD R+36
- Tecula, TX R+67
- Whistler, MS R+67
- Freeman, IN R+52
- Great Bend, NY R+16
- Bellerose, NY R+10
- Lorimor, IA R+49
- Warner Springs, CA R+19
- Midway, PA R+32
All Local Stats
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Sources and methodology
Precinct-level voting records used to fit the model come from Idaho 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.