Grandview is a true toss-up. About 50% of voters here vote Democratic and 50% Republican.
About 48% of adults in Grandview typically vote, below the U.S. average of about 62%. Among adults in Grandview, ~24% vote Democratic, ~24% Republican, and ~52% don't vote. The map below shows estimated turnout by block group.
How Grandview compares
Among cities within 25 miles, Grandview sits roughly in the middle of the political spectrum, with 9 neighbors leaning further in the place's direction and 4 leaning the other way.
Grandview runs about 17 points more Republican than Washington as a whole.
Politics vary noticeably by neighborhood within Grandview. The east side runs the most Democratic (D+13) and the southeast side runs the most Republican (R+28), a spread of about 40 points.
Why Grandview leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Grandview. The lean here lands roughly where demographic data alone would predict.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; Grandview, WA sits in the top 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 Grandview looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Grandview is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The uninsured rate here is about 27%, about 18 points above the Washington average of 9%. Renters vote less often than owners, and about 40% of households in Grandview rent, above 94% of cities. Low high-school completion lines up with lower turnout, and about 65% of adults in Grandview have completed high school, in the bottom fraction of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Mabton, WA D+3
- Sunnyside, WA D+4
- Prosser, WA R+28
- Whitstran, WA R+44
- Outlook, WA R+28
- Granger, WA D+2
- Paterson, WA R+40
- Zillah, WA R+31
- Kiona, WA R+54
- Benton City, WA R+44
Cities with Similar Populations
- Druid Hills, GA D+61
- South Sioux City, NE R+4
- Fruitland Park, FL R+35
- Casa de Oro-Mount Helix, CA D+11
- Rutherfordton, NC R+46
- Rathdrum, ID R+59
- New Ulm, MN R+28
- New Cumberland, PA R+9
- Alachua, FL R+13
- Trenton, OH R+52
Sources and methodology
Precinct-level voting records used to fit the model come from Washington 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.