Hamburg (formerly Hamburg Bar)f[3] is an unincorporated community in Siskiyou County, California, United States.

The community is along the Klamath River and California State Route 96 22 miles (35 km) west of Yreka,[4] just downstream from the confluence of the Scott and Klamath Rivers.

[5] Hamburg was an important mining town in the 1850s, with several businesses including saloons and stores.

[5] A few private residences remain in the area today.

This Siskiyou County, California-related article is a stub.