County of Mendocino Online Resource

About the Department of Transportation

The Department is responsible for the maintenance and operation of 1,014 miles of County maintained roads, 137 bridges, and numerous related features including:  surface drainage facilities, traffic control signs and signals, and pavement markings.  We handle land development applications that impact our County roads, issue transportation and encroachment permits, oversee two County airports - Round Valley and Little River Airports, and oversee our County landfill closures.  Our Surveyor office provides maps, legal description review and other services.

The Department of Transportation consists of four Divisions:

340 Lake Mendocino Drive
Ukiah, CA 95482
P:  (707) 463-4363
F:  (707) 463-5474

Monday - Friday, 8 am to 4:30 pm

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501 Low Gap Road, Ukiah, CA 95482