The City of Concord, California
Concord is a wonderful community with great schools and friendly people. It is the largest city in Contra Costa County with a population of about 123,000. Concord was founded in 1869 as the community of Todos Santos by Salvio Pacheco, the name was changed to Concord within months. The city is a major regional suburban East Bay center within the San Francisco Bay Area, and is 31 miles (50 km) east of San Francisco.