Assessor 
2530 Arnold Drive
Suite 100
Martinez, CA 94553
Phone:(925) 313-7400
Fax:(925) 313-7488


Agricultural Property 
2530 Arnold Drive
Suite 100
Martinez, CA 94553
Phone:(925) 313-7400

Aircraft and Boats 
2530 Arnold Drive
Suite 100
Martinez, CA 94553
Phone:(925) 313-7605

Business Property 
2530 Arnold Drive
Suite 100
Martinez, CA 94553
Phone:(925) 313-7600

Commercial Industrial 
2530 Arnold Drive
Suite 100
Martinez, CA 94553
Phone:(925) 313-7520

Exemptions - Homeowners 
2530 Arnold Drive
Suite 100
Martinez, CA 94553
Phone:(925) 313-7481

Exemptions - Institutional 
2530 Arnold Drive
Suite 100
Martinez, CA 94553
Phone:(925) 313-7470

Mobile Homes/Residential 
2530 Arnold Drive
Suite 100
Martinez, CA 94553
Phone:(925) 313-7400

Personal Property 
2530 Arnold Drive
Sutie 100
Martinez, CA 94553
Phone:(925) 313-7600