Morro Bay leans Democratic by roughly 16 points: about 58% of voters vote Democratic and 42% Republican.
About 73% of adults in Morro Bay typically vote, above the U.S. average of about 62%. Among adults in Morro Bay, ~42% vote Democratic, ~31% Republican, and ~27% don't vote. The map below shows estimated turnout by block group.
How Morro Bay compares
Among cities within 25 miles, Morro Bay leans more Democratic than 18 of 23 neighbors.
Morro Bay runs about 4 points more Republican than California as a whole.
Politics vary noticeably by neighborhood within Morro Bay. The south side is the most Democratic-leaning (D+30) and the east side is the least Democratic-leaning (D+4), a spread of about 26 points.
Why Morro Bay 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 Morro Bay, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 54% of residents in Morro Bay live in densely developed areas, about 17 points above the U.S. average of 36%. High college attainment predicts Democratic voting, and Morro Bay sits in the top quarter (about 47%, above 92% of cities).
Population density and Democratic lean
Places with high population density tend to lean Democratic; Morro Bay, CA sits in the top tenth nationally on this measure.
Why turnout in Morro Bay looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Morro Bay 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 71%, about 11 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 96% of adults in Morro Bay have completed high school, above 81% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Los Osos, CA D+21
- Cayucos, CA D+14
- Harmony, CA D+5
- Atascadero, CA R+7
- San Luis Obispo, CA D+39
- Klau, CA R+19
- Avila Beach, CA D+19
- Templeton, CA R+18
- Garden Farms, CA R+22
- Shell Beach, CA D+16
Cities with Similar Populations
- Montpelier, VT D+42
- Lutherville-Timonium, MD D+21
- Annapolis Neck, MD D+27
- Prince George, VA D+7
- North Logan, UT R+25
- St. Clair, MI R+33
- Ellisville, MO Even
- Athol, MA R+8
- Strasburg, VA R+42
- Holbrook, MA D+12
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Sources and methodology
Precinct-level voting records used to fit the model come from California 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.