In this way the central county region has become a mix of older suburbs, newer developments, small lot "infill" developments, and extensive shopping areas. The road was just wide enough for one car in each direction, and had no shoulders. The towns east of the hills, on or near Highway 24 and their surrounding areas (Lafayette, Moraga and Orinda) are collectively known as Lamorinda. Contra Costa County is located in the state of California in the United States. Owing to the high quality of its public schools (due largely to both demographics and added support from prosperous parents), this area has become a magnet for well–off families with children. Copyright ©, 2020. Prior to 1903 most travel to central Contra Costa County was by boat or rail to Martinez on the northern waterfront and from there to the industrial areas east along the waterfront as well as farming regions to the south. On the reverse side is a photo and description of each point of interest. The Point-in-Time (PIT) ... Data highlights offer a summary of new analyses or sub-populations of interest. The great local mountain Mount Diablo has been formed and continues to be elevated by compressive forces resulting from the action of plate tectonics and at its upper reaches presents ancient seabed rocks scraped from distant oceanic sedimentation locations and accumulated and lifted by these great forces. The Democrats' largest registration advantage in Contra Costa is in the cities of Richmond where there is a 60.3% registration advantage with only 3,192 Republicans (6.2%) out of 51,395 registered voters compared to 34,159 Democrats (66.5%) and 12,095 voters who have no party preference (23.5%), El Cerrito where there is a 59.0% registration advantage with only 1,169 Republicans (7.4%) out of 15,877 registered voters compared to 10,543 Democrats (67.6%) and 3,654 voters who have no party preference (23.0%), and San Pablo where there is a 58.3% registration advantage with only 641 Republicans (6.1%) out of 10,550 registered voters compared to 6,793 Democrats (64.4%) and 2,746 voters who have no party preference (26.0%). Adjoining or nearby these parks are lands of the, This page was last edited on 15 October 2020, at 04:21. San Francisco–Oakland–Berkeley, CA Metropolitan Statistical Area, the Health Officer of Contra Costa County ordered, Rosie the Riveter/World War II Home Front National Historical Park, California's 11th congressional district, California's 15th congressional district, National Register of Historic Places listings in Contra Costa County, California, List of museums in San Francisco Bay Area, California, "Contra Costa County, California Official Website", "Contra Costa County, California Official Website - Visiting", "Contra Costa County Mexican Land Grants", "East Bay Regional Parks | Embrace Life! Contra Costa County; Travel and Transportation; Points of Interest. American Community Survey, 2011 American Community Survey 5-Year Estimates, Table B02001. As an alternative to moving to either the expensive central county, or the too-distant East County, this area is becoming gentrified, with a mix of races and income levels — a character actively sought by some housing purchasers. Latinos were now 21.1% of the county population. [15], According to the U.S. Census Bureau, the county has a total area of 804 square miles (2,080 km2), of which 716 square miles (1,850 km2) is land and 88 square miles (230 km2) (11%) is water.[16]. The loading docks were the site of a devastating explosion in 1944. This county is an agglomeration of several distinct geologic terranes, as is most of the greater San Francisco Bay Area, which is one of the most geologically complex regions in the world. There has recently been a housing boom or tract housing in Richmond and also in the Hercules areas. Since 2003, four Indian gaming casinos have been proposed in Richmond and the surrounding area of West Contra Costa County. The area is mostly residential—although many San Francisco businesses have moved here to avoid high city taxes—and affluent, and consequently considerably more conservative. Contra Costa County Historic Homes & Houses, Site of adobe house, grape arbor, and gardens built in 1842 by Jesús María Castro for his mother, Dona Gabriéla Berryessa de Cast... [click for more], The El Cerrito adobe, as it was known because it was built near the north bank of El Cerrito Creek, was one of the adobes built by the Castro family o... [click for more], One-quarter mile north of this spot is the site of the adobe house constructed in 1843 by Don Fernando Pacheco. A few mansions from the more prosperous farms have been preserved as museums and cultural centers and one of the more rustic examples has been preserved as a working demonstration ranch, Borges Ranch. The West County is the area near or on San Francisco and San Pablo bays. Researchers will find it an invaluable aid. The Danville Hotel, originally the Railroad Hotel, was built in 1891 when the Southern Pacific Railroad Reagan", after the former California Governor. While no longer used for extensive irrigation, it is still possible for adjoining landowners (now large suburban lot owners) to obtain pumping permits. The per capita income for the county was $30,615. [69], Coordinates: 37°56′N 121°57′W / 37.93°N 121.95°W / 37.93; -121.95. Central County, which is itself further divided into three areas: Lamorinda, including of the cities of Lafayette, Moraga, and Orinda (the name being a portmanteau of the three city's names), as well as the unincorporated area of Canyon. Lands outside rancho grants were designated el sobrante, as in surplus or excess, and considered common lands. of Contra Costa County in 1853 ending up with most of the coast opposite San Francisco including Oakland and Berkeley. The new Marsh Creek State Park (California), formerly known as Cowell Ranch State Park, and Black Diamond Mines Regional Preserve, are among the open spaces stretching back to the north. [3] The county seat is Martinez. Contra Costa County Points of Interest. The housing stock in the region was extensively developed after the great San Francisco earthquake of 1906. [7] Contra Costa County is included in the San Francisco–Oakland–Berkeley, CA Metropolitan Statistical Area. [8], The smallest unit was one square league, or about seven square miles, or 4,400 acres (17.8 km2), maximum to one individual was eleven leagues, or 48,400 acres (195.9 km2), including no more than 4,428 acres (17.9 km2) of irrigable land. The following 8 pages are in this category, out of 8 total.