Mt. Park is a Democratic stronghold. About 76% of voters here vote Democratic and 24% Republican.
About 92% of adults in Mt. Park typically vote, above the U.S. average of about 62%. Among adults in Mt. Park, ~70% vote Democratic, ~22% Republican, and ~8% don't vote. The map below shows estimated turnout by block group.
How Mt. Park compares
Among neighborhoods within 5 miles, Mt. Park leans more Democratic than 11 of 20 neighbors.
Mt. Park runs about 37 points more Democratic than Oregon as a whole.
Politics vary noticeably by block within Mt. Park. The north side is the most Democratic-leaning (D+65) and the southeast side is the least Democratic-leaning (D+40), a spread of about 25 points.
Why Mt. Park 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 Mt. Park, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 72% of adults in Mt. Park hold a bachelor's degree, about 43 points above the U.S. average of 28%.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; Mt. Park, Lake Oswego, OR 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 Mt. Park looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Mt. Park 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 75%, about 15 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and more than 99% of adults in Mt. Park have completed high school, above 92% of neighborhoods. Learn more about the findings and methodology on the political spectrum map.
Nearby Neighborhoods
- Far Southwest, Portland, OR D+61
- Lake Forest, Lake Oswego, OR D+42
- Palisades, Lake Oswego, OR D+39
- Maplewood-Ashcreek, Portland, OR D+61
- Metzger, Tigard, OR D+39
- Hillsdale, Portland, OR D+74
- Hayhurst, Portland, OR D+68
- Denny Whitford, Beaverton, OR D+43
- Garden Home-Raleigh Hills, Portland, OR D+55
- Sellwood-Moreland, Portland, OR D+77
Neighborhoods with Similar Populations
- Aurora Knolls-Hutchinson Heights, Aurora, CO D+25
- Shannon Park, Charlotte, NC D+59
- South Burlington North, South Burlington, VT D+36
- Kingsborough Ridge, San Antonio, TX D+18
- Wilbur, Trenton, NJ D+70
- Kensington, Kansas City, KS D+36
- Ironwood Terrace, Glendale, AZ D+27
- Auburn, Cranston, RI D+18
- Meridian Park, Shoreline, WA D+43
- Arlington Manor, Jacksonville, FL D+15
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.