Humboldt County, CA is 4,052 sq miles (10,495 km²)
The address of the Humboldt County Historical Society is: Po Box 8000, Eureka, CA 95501-1901
The address of the Humboldt State Univ. Natural History Museum is: Humboldt State University, Arcata, CA 95521
The closest town to the most westerly part of the state of California is Cape Mendocino. This area is located in the county of Humboldt and has been in existence since the 16th century, at least.
The shortest driving distance is 1,534 miles.
The address of the Humboldt Botanical Gardens Foundation is: Po Box 6117, Eureka, CA 95502-6117
The address of the Humboldt Bay Maritime Museum is: Po Box 282, Samoa, CA 95564-0282
Orange County, Ca
(34.456151, -118.571382)
Antioch, CA is in Contra Costa County.
Irvine is part of Orange County!
Fallbrook, CA is in San Diego County. It is very far north in the county and is only about 15 miles away from Temecula, CA which is in (southern) Riverside County.