Pacific Beach is a neighborhood in San Diego, bounded by La Jolla to the north, Mission Beach and Mission Bay to the south, Interstate 5 to the east and the Pacific Ocean to the west. While formerly largely populated by young people, surfers, and college students, because of rising property and rental costs the population is gradually becoming older and more affluent. "P.B.," as it is known as by local residents, is home to one of San Diego's more developed nightlife scenes, with a great variety of bars, eateries, and clothing stores located along Garnet Avenue and Mission Boulevard.
San Diego is a city in the U.S. state of California located alongside the Pacific Ocean in Southern California. With a population of over 1.3 million residents, the city is the eighth-most populous in the United States and the second-most populous in California after Los Angeles. The city is located immediately adjacent to the Mexico–United States border and is the seat of San Diego County, which has a population of nearly 3.3 million people as of 2021. San Diego is known for its mild year-round Mediterranean climate, extensive beaches and parks, its long association with the United States Navy, and its recent emergence as a healthcare and biotechnology development center.
Southern California is a geographic and cultural region that generally comprises the southern portion of the U.S. state of California. It includes the Los Angeles metropolitan area as well as the Inland Empire. The region generally contains ten of California's 58 counties: Imperial, Kern, Los Angeles, Orange, Riverside, San Bernardino, San Diego, Santa Barbara, San Luis Obispo and Ventura counties.
Encinitas is a beach city in the North County area of San Diego County, California. Located within Southern California, it is approximately 25 miles (40 km) north of San Diego, between Solana Beach and Carlsbad, and about 95 miles (153 km) south of Los Angeles. As of the 2020 United States census, the city had a population of 62,007, up from 59,518 at the 2010 census.
Hermosa Beach is a beachfront city in Los Angeles County in the U.S. state of California, United States. Its population was 19,728 at the 2020 U.S. Census. The city is located in the South Bay region of the Greater Los Angeles area; it is one of the three Beach Cities. Hermosa Beach is bordered by the other two, Manhattan Beach to the north and Redondo Beach to the south and east.
Newport Beach is a coastal city of about 85,000 in southern Orange County, California, United States. Newport Beach is known for swimming and sandy beaches. Newport Harbor once supported maritime industries; however, today it is used mostly for recreation. Balboa Island draws visitors with a waterfront path and easy access from the ferry to the shops and restaurants.
San Clemente is a city in Orange County, California, United States. Located in the Orange Coast region of the South Coast of California, San Clemente's population was 64,293 in at the 2020 census. Situated roughly midway between Los Angeles and San Diego, San Clemente is a popular tourist destination in Southern California, known for its beaches, Spanish Colonial Revival architecture, and hospitality industry. San Clemente's city slogan is "Spanish Village by the Sea".
Coronado is a resort city located in San Diego County, California, United States, across the San Diego Bay from downtown San Diego. It was founded in the 1880s and incorporated in 1890. Its population was 20,192 in 2020, down from 24,697 in 2010.
Rosarito is a coastal city in Playas de Rosarito Municipality, Baja California, on the Pacific Coast of Mexico. As of 2010, the city had a population of 65,278. Located 10 miles (16 km) south of the US-Mexico border, Rosarito is a part of the greater San Diego–Tijuana region and one of the westernmost cities in Mexico. Rosarito is a major tourist destination, known for its beaches, resorts, and events like Baja Beach Fest.
The Tijuana River is an intermittent river, 120 mi (195 km) long, near the Pacific coast of northern Baja California state in northwestern Mexico and Southern California in the western United States. The river is heavily polluted with raw sewage from the city of Tijuana, Mexico.
Ocean Beach is a beachfront neighborhood of San Diego, California.
Tecate is a city in Tecate Municipality, Baja California. It is across the Mexico–US border from Tecate, California. As of 2019, the city had a population of 108,860 inhabitants, while the metropolitan area has a population of 132,406 inhabitants. Tecate is part of the San Diego-Tijuana metropolitan area and the largest city between Tijuana and Mexicali. Tecate is a regional economic hub and popular tourist destination, known as home to the Tecate Port of Entry and to Tecate Beer.
Brian Phillip Bilbray is an American Republican politician who represented parts of San Diego County in the U.S. House of Representatives from 1995 to 2001 and again from 2006 to 2013.
The South Bay, also known as South County, is a region in southwestern San Diego County, California consisting of the cities and unincorporated communities of Bonita, Chula Vista, East Otay Mesa, Imperial Beach, Lincoln Acres, National City, and South San Diego.
San Diego–Tijuana is an international transborder agglomeration, straddling the border of the adjacent North American coastal cities of San Diego, California, United States, and Tijuana, Baja California, Mexico. The 2020 population of the region was 5,456,577, making it the largest bi-national conurbation shared between the United States and Mexico, and the second-largest shared between the US and another country. The conurbation consists of the San Diego metropolitan area, in the United States and the municipalities of Tijuana, Rosarito Beach (126,980), and Tecate (108,440) in Mexico. It is the third most populous region in the California–Baja California region, smaller only than the metropolitan areas of Greater Los Angeles and the San Francisco Bay Area.
South San Diego is a district within the City of San Diego, and is in the larger South Bay region of southwestern San Diego County, California. South San Diego is a practical exclave of San Diego, having no land connection with the rest of the city. It is the only part of the city which borders Mexico. South San Diego includes four of the city's official community planning areas: Otay Mesa, Otay Mesa-Nestor, San Ysidro, and the Tijuana River Valley.
San Diego County, officially the County of San Diego, is a county in the southwestern corner of the U.S. state of California. As of the 2020 census, the population was 3,298,634, making it California's second-most populous county and the fifth-most populous in the United States. Its county seat is San Diego, the second-most populous city in California and the eighth-most populous city in the United States. It is the southwesternmost county in the 48 contiguous United States, and is a border county. It is also home to 18 Native American tribal reservations, the most of any county in the United States.
The Tijuana River Valley is a rural community in the southern section of San Diego, California. It neighbors Imperial Beach to the north and west, Egger Highlands and Nestor to the north, San Ysidro to the east, and the U.S.-Mexico border to the south. Major thoroughfares include Hollister Street, Monument Road, and Dairy Mart Road.
The following is a timeline of the history of the city of San Diego, California, United States.
United States 
California 
San Diego 
