Wikipedia:WikiProject U.S. Roads/California/County by County statistics/County reports

Santa Barbara
No reports generated for this county.

Ventura
No reports generated for this county.

Butte
No reports generated for this county.

Calaveras
No reports generated for this county.

Fresno
No reports generated for this county.

Glenn
No reports generated for this county.

Humboldt
No reports generated for this county.

Kings
No reports generated for this county.

Madera
No reports generated for this county.

Mariposa
No reports generated for this county.

Merced
No reports generated for this county.

Monterey
No reports generated for this county.

Napa
No reports generated for this county.

Plumas
No reports generated for this county.

San Benito
No reports generated for this county.

Santa Cruz
No reports generated for this county.

Shasta
No reports generated for this county.

Stanislaus
No reports generated for this county.

Tehama
No reports generated for this county.

Tuolumne
No reports generated for this county.