Irvington is a Democratic stronghold. About 92% of voters here vote Democratic and 8% Republican.
About 83% of adults in Irvington typically vote, above the U.S. average of about 62%. Among adults in Irvington, ~76% vote Democratic, ~7% Republican, and ~17% don't vote. The map below shows estimated turnout by block group.
How Irvington compares
Among neighborhoods within 5 miles, Irvington leans more Democratic than 41 of 43 neighbors.
Irvington runs about 70 points more Democratic than Oregon as a whole.
Why Irvington leans the way it does
This analysis examined 14,881 data points per neighborhood to find what predicts political lean and turnout. The items below are a few correlations that stood out for Irvington, not a ranked or complete list of what matters most.
Dense areas vote Democratic. More than 99% of residents in Irvington live in densely developed areas, about 64 points above the U.S. average of 36%. High college attainment predicts Democratic voting, and Irvington sits in the top quarter (about 70%, above 90% of neighborhoods).
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; Irvington, Portland, OR sits in the top tenth nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in Irvington looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Irvington 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 74%, about 14 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 99% of adults in Irvington have completed high school, above 88% of neighborhoods. Learn more about the findings and methodology on the political spectrum map.
Nearby Neighborhoods
- Alameda, Portland, OR D+82
- Eliot, Portland, OR D+79
- Kerns, Portland, OR D+80
- King, Portland, OR D+82
- Buckman, Portland, OR D+80
- Old Town-Chinatown, Portland, OR D+54
- Alberta, Portland, OR D+84
- Boise, Portland, OR D+81
- Pearl District, Portland, OR D+63
- Center, Portland, OR D+80
Neighborhoods with Similar Populations
- Forest Grove, Worcester, MA D+30
- Woodstock, Portland, OR D+78
- Northside, Riverside, CA D+17
- Bitter Lake, Seattle, WA D+57
- Glencove, Vallejo, CA D+40
- South Lamar, Austin, TX D+49
- South Park Hill, Denver, CO D+74
- Southcrest, San Diego, CA D+31
- Black Mountain Ranch, San Diego, CA D+16
- Shearer Hills-Ridgeview, San Antonio, TX D+20
Sources and methodology
Precinct-level voting records used to fit the model come from Oregon Secretary of State, Elections Division, 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.