History Of Contra Costa County, California
   HOME



picture info

History Of Contra Costa County, California
Contra Costa County (; ''Contra Costa'', Spanish language, Spanish for 'Opposite Coast') is a U.S. county, county located in the U.S. state of California, in the East Bay of the San Francisco Bay Area. As of the 2020 United States census, the population was 1,165,927. The county seat is Martinez, California, Martinez. It occupies the northern portion of the East Bay region of the San Francisco Bay Area and is primarily suburban. The county's name refers to its position on the other side of the bay from San Francisco. Contra Costa County is included in the San Francisco Bay Area, San Francisco–Oakland–Berkeley, CA Metropolitan Statistical Area. History Pre-human In prehistoric times, particularly the Miocene epoch (geology), epoch, portions of the landforms now in the area (then marshy and grassy savanna) were populated by a wide range of now extinct mammals, known in modern times by the fossil remains excavated in the southern part of the county. In the northern part of th ...
[...More Info...]      
[...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]  


picture info

County (United States)
In the United States, a county or county equivalent is an Administrative division, administrative subdivision of a U.S. state, state or territories of the United States, territory, typically with defined geographic Border, boundaries and some level of governmental authority. The term "county" is used in 48 states, while Louisiana and Alaska have functionally equivalent subdivisions called List of parishes in Louisiana, parishes and List of boroughs and census areas in Alaska, boroughs, respectively. Counties and other local governments in the United States, local governments exist as a matter of U.S. state law, so the specific governmental powers of counties may vary widely between the states, with many providing some level of services to civil townships, Local government in the United States, municipalities, and Unincorporated area#United States, unincorporated areas. Certain municipalities are List of U.S. municipalities in multiple counties, in multiple counties. Some municip ...
[...More Info...]      
[...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]  


picture info

Suburb
A suburb (more broadly suburban area) is an area within a metropolitan area. They are oftentimes where most of a metropolitan areas jobs are located with some being predominantly residential. They can either be denser or less densely populated than the city and can have a higher or lower rate of detached single family homes than the city as well. Suburbs can have their own political or legal jurisdictions, especially in the United States, but this is not always the case, especially in the United Kingdom, where most suburbs are located within the administrative boundaries of cities. In most English-speaking world, English-speaking countries, suburban areas are defined in contrast to core city, central city or inner city areas, but in Australian English and South African English, ''suburb'' has become largely synonymous with what is called a "neighborhood" in the U.S. Due in part to historical trends such as white flight, some suburbs in the United States have a higher population ...
[...More Info...]      
[...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]  


picture info

County Seat
A county seat is an administrative center, seat of government, or capital city of a county or parish (administrative division), civil parish. The term is in use in five countries: Canada, China, Hungary, Romania, and the United States. An equivalent term, shire town, is used in the U.S. state of Vermont and in several other English-speaking jurisdictions. Canada In Canada, the Provinces and territories of Canada, provinces of Ontario, Quebec, New Brunswick, Prince Edward Island, and Nova Scotia have counties as an administrative division of government below the provincial level, and thus county seats. In the provinces of Prince Edward Island, New Brunswick, and Nova Scotia, the term "shire town" is used in place of county seat. China County seats in China are the administrative centers of the counties in the China, People's Republic of China. They have existed since the Warring States period and were set up nationwide by the Qin dynasty. The number of counties in China proper g ...
[...More Info...]      
[...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]  


picture info

United States Census Bureau
The United States Census Bureau, officially the Bureau of the Census, is a principal agency of the Federal statistical system, U.S. federal statistical system, responsible for producing data about the American people and American economy, economy. The U.S. Census Bureau is part of the United States Department of Commerce, U.S. Department of Commerce and its Director of the United States Census Bureau, director is appointed by the president of the United States. Currently, Ron S. Jarmin is the acting director of the U.S. Census Bureau. The Census Bureau's primary mission is conducting the United States census, U.S. census every ten years, which allocates the seats of the United States House of Representatives, U.S. House of Representatives to the U.S. state, states based on their population. The bureau's various censuses and surveys help allocate over $675 billion in federal funds every year and it assists states, local communities, and businesses in making informed decisions. T ...
[...More Info...]      
[...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]  


East Bay
The East Bay is the eastern region of the San Francisco Bay Area and includes cities along the eastern shores of San Francisco Bay and San Pablo Bay. The region has grown to include inland communities in Alameda and Contra Costa counties. With a population of roughly 2.8 million in 2024, it is the most populous subregion in the Bay Area, containing the second- and third-most populous Bay Area counties of Alameda (1.7 million) and Contra Costa (1.1 million). Oakland is the largest city in the East Bay by population and the third largest in the Bay Area. The city serves as a major transportation hub for the U.S. West Coast, and its port is the largest in Northern California. Increased population has led to the growth of large edge cities such as Alameda, Concord, Emeryville, Fremont, Hayward, Livermore, Pleasanton, San Ramon, and Walnut Creek. History and development Although initial development in the greater Bay Area focused on San Francisco, the coastal East Bay ...
[...More Info...]      
[...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]  


picture info

Spanish Language
Spanish () or Castilian () is a Romance languages, Romance language of the Indo-European languages, Indo-European language family that evolved from the Vulgar Latin spoken on the Iberian Peninsula of Europe. Today, it is a world language, global language with 483 million native speakers, mainly in the Americas and Spain, and about 558 million speakers total, including second-language speakers. Spanish is the official language of List of countries where Spanish is an official language, 20 countries, as well as one of the Official languages of the United Nations, six official languages of the United Nations. Spanish is the world's list of languages by number of native speakers, second-most spoken native language after Mandarin Chinese; the world's list of languages by total number of speakers, fourth-most spoken language overall after English language, English, Mandarin Chinese, and Hindustani language, Hindustani (Hindi-Urdu); and the world's most widely spoken Romance language ...
[...More Info...]      
[...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]  


picture info

California's 10th Congressional District
California's 10th congressional district is a congressional district in the U.S. state of California. Currently, the 10th district encompasses parts of the eastern San Francisco Bay Area. It is currently represented by Democratic Party (United States), Democrat Mark DeSaulnier. The district previously included all of Stanislaus County, California, Stanislaus County and part of San Joaquin County, California, San Joaquin County. It was centered on Modesto, California, Modesto. Cities in the district included Oakdale, California, Oakdale, Manteca, California, Manteca, Modesto, Tracy, California, Tracy, and Turlock, California, Turlock. Redistricting before the 2022 elections moved the district to the San Francisco Bay Area. It includes the cities of Concord, California, Concord, Walnut Creek, California, Walnut Creek, Danville, California, Danville, San Ramon, California, San Ramon, Brentwood, California, Brentwood, and southern Antioch, California, Antioch in Contra Costa County ...
[...More Info...]      
[...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]  


picture info

California's 9th Congressional District
California's 9th congressional district is a congressional district in the U.S. state of California. Josh Harder, a Democratic Party (United States), Democrat, has represented the district since January 2023. Prior to redistricting by the California Citizens Redistricting Commission of 2011, the 9th district encompassed part of the East Bay (California), East Bay region of the San Francisco Bay Area. Cities in the district included Oakland, California, Oakland, Berkeley, California, Berkeley and Castro Valley, California, Castro Valley. Most of that area became parts of California's 13th congressional district, 13th district, while the 9th district in 2012 through 2022 was primarily made up of portions of the California's 18th congressional district, 18th and California's 11th congressional district, 11th districts from the 2002 through 2012. After the redistricting of 2011, the 9th district centered on Stockton, California, Stockton. It consisted of most of San Joaquin County ...
[...More Info...]      
[...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]  


picture info

California's 8th Congressional District
California's 8th congressional district is a List of United States congressional districts, congressional district in the U.S. state of California. As of 2023, Democratic Party (United States), Democrat John Garamendi represents the district. Currently, the 8th district includes parts of the Bay Area counties of Contra Costa County, California, Contra Costa County and Solano County, California, Solano County, including the cities of Vallejo, California, Vallejo, Fairfield, California, Fairfield, Richmond, California, Richmond and parts of Martinez, California, Martinez. Competitiveness Before the 2011 redistricting, the 8th district was a Democratic Party (United States), Democratic stronghold. It gave John Kerry his best performance in California in 2004 United States presidential election, 2004, backing the Democrat with 84.2% of the vote. Barack Obama continued on this trend in 2008 United States presidential election, 2008 when he received 85.22% of the vote in the district ...
[...More Info...]      
[...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]  


picture info

Geographic Names Information System
The Geographic Names Information System (GNIS) is a database of name and location information about more than two million physical and cultural features, encompassing the United States and its territories; the Compact of Free Association, associated states of the Marshall Islands, Federated States of Micronesia, and Palau; and Antarctica. It is a type of gazetteer. It was developed by the United States Geological Survey (USGS) in cooperation with the United States Board on Geographic Names (BGN) to promote the standardization of feature names. Data were collected in two phases. Although a third phase was considered, which would have handled name changes where local usages differed from maps, it was never begun. The database is part of a system that includes topographic map names and bibliographic references. The names of books and historic maps that confirm the feature or place name are cited. Variant names, alternatives to official federal names for a feature, are also recor ...
[...More Info...]      
[...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]  


Federal Information Processing Standard
The Federal Information Processing Standards (FIPS) of the United States are a set of publicly announced standards that the National Institute of Standards and Technology (NIST) has developed for use in computer systems of non-military United States government agencies and contractors. FIPS standards establish requirements for ensuring computer security and interoperability, and are intended for cases in which suitable industry standards do not already exist. Many FIPS specifications are modified versions of standards the technical communities use, such as the American National Standards Institute (ANSI), the Institute of Electrical and Electronics Engineers (IEEE), and the International Organization for Standardization (ISO). Specific areas of FIPS standardization The U.S. government has developed various FIPS specifications to standardize a number of topics including: * Codes, e.g., FIPS county codes or codes to indicate weather conditions or emergency indications. In 1994, ...
[...More Info...]      
[...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]