Assessor 

2530 Arnold Drive
Suite 100
Martinez, CA 94553

(925) 313-7400

(925) 313-7488




Agricultural Property 

2530 Arnold Drive
Suite 100
Martinez, CA 94553

(925) 313-7400



Aircraft and Boats 

2530 Arnold Drive
Suite 100
Martinez, CA 94553

(925) 313-7605



Business Property 

2530 Arnold Drive
Suite 100
Martinez, CA 94553

(925) 313-7600



Commercial Industrial 

2530 Arnold Drive
Suite 100
Martinez, CA 94553

(925) 313-7520



Exemptions - Homeowners 

2530 Arnold Drive
Suite 100
Martinez, CA 94553

(925) 313-7481



Exemptions - Institutional 

2530 Arnold Drive
Suite 100
Martinez, CA 94553

(925) 313-7470



Mobile Homes/Residential 

2530 Arnold Drive
Suite 100
Martinez, CA 94553

(925) 313-7400



Personal Property 

2530 Arnold Drive
Sutie 100
Martinez, CA 94553

(925) 313-7600