The map below shows the political leanings of people in and around Alameda County. Darker red areas have almost entirely Republican voters, dark blue areas vote mostly for Democrats, and areas in lighter shades or in light purple are areas where the vote is usually split between parties.

Politics Key
Very liberal
Split evenly
Very conservative
Alameda County tends to be very democratic based on voting results in recent elections. Compared to other nearby counties, Alameda County has more democratic voters. Compared to the nation as a whole, Alameda County leans more democratic.
Highly educated populations with bachelor’s degrees or higher tend to vote for more liberal candidates. In Alameda County, 45.32% of all adults have earned a bachelor’s degree or higher. Educated women are far less likely to vote for conservatives, and in Alameda County women make up 50.89% of the population.
Older Americans tend to vote more conservatively. Members of the Boomer and Silent generations (born 1928-1964) more often vote for republicans while GenX, Millennials (born 1965-1996) and younger generations consistently support democrats. The median age in Alameda County is 38.5, which is older than the national median age of 38.1.
Is Alameda County a political battleground? Across all types of political contests in Alameda County, including state, local and presidential elections, races come within five percentage points 6% of the time.
Note: Federal, local, and state elections are weighed based on the recency of the election and the importance most voters assign to each seat.
Nearby Counties
- Contra Costa County, CA: more conservative voters
- San Mateo County, CA: more conservative voters
- San Francisco County, CA: more liberal voters
- Santa Clara County, CA: more conservative voters
- Marin County, CA: more liberal voters
- Solano County, CA: more conservative voters
- San Joaquin County, CA: more conservative voters
- Napa County, CA: more conservative voters
- Santa Cruz County, CA: more conservative voters
- Stanislaus County, CA: more conservative voters
Counties with Similar Populations
- New York County, NY: more liberal voters
- Philadelphia County, PA: more liberal voters
- Middlesex County, MA: more conservative voters
- Suffolk County, NY: more conservative voters
- Sacramento County, CA: more conservative voters
- Wayne County, MI: more conservative voters
- Bronx County, NY: more liberal voters
- Palm Beach County, FL: more conservative voters
- Nassau County, NY: more conservative voters
- Bexar County, TX: more conservative voters
All Local Stats
Home Services
No other site shows detail at this level for free. We are able to keep this site free by receiving a small commission from the referring links below if you book, rent, or request a lead at no cost to you. Please share or cite this page if you aren't able to otherwise support our work.
Map interface © Mapbox © OpenStreetMap Map data and content © bestneighborhood