United States Department of Justice, Federal Bureau of Investigation. Santa Clara County borders the county on the south. The poverty rate among those that worked full-time for the past 12 months was 1.48%. The average household size was 2.71 and the average family size was 3.31. The change in Alameda County has been unfolding slowly for years. Percent Population Change: 2010 to 2020. Email. At the heart of the nine-county San Francisco Bay Area, Alameda County is the second-largest county, with a population of over 1. Population by Age Group. Males had a median income of $47,425 versus $36,921 for females.  Much of the Government of California is in practice the responsibility of county governments such as the Government of Alameda County, while municipalities such as the city of Oakland and the city of Berkeley provide additional, often non-essential services. Ranking Tables for Counties: 1990 and 2000", "2010 Census P.L. Population by Sex. , Asian Americans remain the largest minority group at either 30.8% (including Asian Hispanics) or 30.6% (excluding Asian Hispanics). Much of what is now an intensively urban region was initially developed as a trolley car suburb of San Francisco in the late 19th and early 20th centuries. Source: 2019 Novel Coronavirus COVID-19 Data Repository by Johns Hopkins CSSE. Some cases are assigned to no state but are included in the total number of the USA. , Coordinates: 37°39′N 121°55′W / 37.65°N 121.91°W / 37.65; -121.91, Images, from top down, left to right: Looking southwest across, California's location within the United States, Places adjacent to Alameda County, California, 2018 United States Census American Community Survey estimates, Cities by population and voter registration, Other = Some other race + Two or more races, Native American = Native Hawaiian or other Pacific Islander + American Indian or Alaska Native. U.S. Census Bureau. Get Morning Report and other email newsletters. QuickFacts data are derived from: Population Estimates, American Community Survey, Census of Population and Housing, Current Population Survey, Small Area Health Insurance Estimates, Small Area Income and Poverty Estimates, State and County Housing Unit Estimates, County Business Patterns, Nonemployer Statistics, Economic Census, Survey of Business Owners, Building Permits. Counties Where Racial Diversity Is Highest—and Lowest", "Population of Counties by Decennial Census: 1900 to 1990", "Census 2000 PHC-T-4. Map Alameda County, California United States Chart View Selected Locations Alameda County, California United States Dashboard Alameda County, California United States More. Among those working part-time, it was 13.91%, and for those that did not work, the poverty rate was 20.29%. Further information about the population structure: Gender (E 2019) Males: 823,247: Females: 848,082: Age Groups (E 2019) 0-14 years: Embed. The County government provides countywide services such as elections and voter registration, law enforcement, jails, vital records, property records, tax collection, and public health. Leonardo Castañeda is a reporter covering demographics and the income divide as part of The Mercury News’ Living in the Bay Area team. The fair runs for four weekends from June to July. A 2014 analysis by The Atlantic found Alameda County to be the fourth most racially diverse county in the United States—behind Aleutians West Census Area and Aleutians East Borough in Alaska, and Queens County in New York—as well as the most diverse county in California. Office of the Attorney General, Department of Justice, State of California. QuickFacts data are derived from: Population Estimates, American Community Survey, Census of Population and Housing, Current Population Survey, Small Area Health Insurance Estimates, Small Area Income and Poverty Estimates, State and County Housing Unit Estimates, County Business Patterns, Nonemployer Statistics, Economic Census, Survey of Business Owners, Building Permits. Alameda Township – now essentially coterminous with the City of Alameda. The race most likely to be in poverty in Alameda County, California is Black, with 20.88% below the poverty level. The San Francisco Bay Trail, a project of the Association of Bay Area Governments, will run along the bay shore of the county. “These patterns of racial segregation are not ‘natural,’ or simply the result of individual housing preferences, but the byproduct of exclusionary policies as well as private housing discrimination,” Gambhir said.