Concord, since 1869

Concord is the most populous city in Contra Costa County, California, United States. We’re gathering its old postcards, photos and papers from public archives right now.

Photo: Geraoma

157 years of Concord

Every find lands on the timeline as it comes in. Gaps show where the archives go quiet, and where neighbors can help.

1869established

125,410people today

0old images found

What we’re checking

About a minute, just this once. After that it opens instantly for everyone. Open the Guide in a new tab ↗