Business District leans Democratic by roughly 16 points: about 58% of voters vote Democratic and 42% Republican.
About 45% of adults in Business District typically vote, below the U.S. average of about 62%. Among adults in Business District, ~26% vote Democratic, ~19% Republican, and ~55% don't vote. The map below shows estimated turnout by block group.
How Business District compares
Among neighborhoods within 5 miles, Business District leans more Democratic than 12 of 32 neighbors.
Politically, Business District sits close to the rest of California.
Politics vary noticeably by block within Business District. The northeast side is the most Democratic-leaning (D+24) and the southwest side is the least Democratic-leaning (D+6), a spread of about 18 points.
Why Business District 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 Business District, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 63% of adults in Business District hold a bachelor's degree, about 34 points above the U.S. average of 28%. A high never-married share predicts Democratic voting, and about 56% of adults in Business District have never been married, above 89% of neighborhoods.
Paved land cover and Democratic lean
Places with extensive paved surfaces tend to lean Democratic; Business District, Irvine, CA sits in the top tenth nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in Business District looks the way it does
Renters vote less often than owners. About 87% of households in Business District rent, about 62 points above the U.S. average of 25%. Crowded housing lines up with lower turnout, and about 7% of homes in Business District have more than one occupant per room, above 86% of neighborhoods. Learn more about the findings and methodology on the political spectrum map.
Nearby Neighborhoods
- Irvine Business Complex, Irvine, CA D+11
- Rancho San Joaquin, Irvine, CA D+33
- West Park, Irvine, CA D+14
- University Town Center, Irvine, CA D+33
- University Park, Irvine, CA D+16
- Sandpointe, Santa Ana, CA D+23
- UC Irvine, Irvine, CA D+70
- Woodbridge, Irvine, CA D+9
- South Coast, Santa Ana, CA D+24
- Delhi, Santa Ana, CA D+33
Neighborhoods with Similar Populations
- Roland Park-Homewood-Guilford, Baltimore, MD D+67
- Chisholm Creek, Wichita, KS D+9
- North Collinwood, Cleveland, OH D+71
- Lower Vailsburg, Newark, NJ D+72
- South West, Washington, DC D+76
- Pacific Heights, San Francisco, CA D+69
- West Boulevard, Cleveland, OH D+30
- Oleander Sunset, Bakersfield, CA D+17
- Downtown Houston, Houston, TX D+49
- Whitmer-Trilby, Toledo, OH D+2
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.