The office for Public Works Administration is located on the third floor 1010 10th Street, Suite 3500 Modesto, CA 95354. The phone number is (209) 525-6550.

The Administration Division provides leadership, operational coordination, and policy development for all Public Works’ divisions. The finance section provides budgeting, financial, and cost accounting services. The technical staff develops, maintains and provides geographical information and maps (GIS Services) to all divisions of the Public Works Department, other County departments, and other government agencies.