Myrtle leans heavily Republican by roughly 34 points: about 33% of voters vote Democratic and 67% Republican.
About 69% of adults in Myrtle typically vote, above the U.S. average of about 62%. Among adults in Myrtle, ~23% vote Democratic, ~46% Republican, and ~31% don't vote. The map below shows estimated turnout by block group.
How Myrtle compares
Among cities within 25 miles, Myrtle leans more Republican than 9 of 38 neighbors.
Politically, Myrtle sits close to the rest of Idaho.
Politics vary noticeably by neighborhood within Myrtle. The north side runs the most Democratic (D+10) and the southeast side runs the most Republican (R+57), a spread of about 67 points.
Why Myrtle 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 Myrtle, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 5% of residents in Myrtle live in densely developed areas, about 13 points below the Idaho average of 18%.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; Myrtle, ID sits in the bottom quarter nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in Myrtle looks the way it does
Turnout in Myrtle 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
- Juliaetta, ID R+49
- Culdesac, ID R+43
- Leland, ID R+65
- Lapwai, ID R+5
- Sweetwater, ID R+23
- Jacques, ID R+18
- Lenore, ID R+59
- Kendrick, ID R+62
- Genesee, ID R+57
- Webb, ID R+16
Cities with Similar Populations
- Ivory, NY R+47
- Brandt, SD R+55
- Sissons Corner, VA R+18
- Smith Mills, NY R+36
- Chapel Hill, MS R+8
- Salt Creek, OR R+25
- Scotland, IN R+61
- Jerrys Run, WV R+62
- Council, VA R+68
- Rea Valley, AR R+63
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.