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Contra Costa Adult School is fully accredited by the Western Association of Schools and Colleges. Contra Costa Adult School campuses are located in Contra Costa County’s three detention facilities. Our mission is to facilitate successful transitions of adult learners by providing life-changing education and personal development. Courses include but are not limited to Adult Basic Education, High School Diploma, High School Equivalency Testing (HiSET), GED practice testing, Deciding Education Understanding Counseling Evaluation (DEUCE), Commitment to Change, and English Second Language (ESL). Contra Costa Adult School offers pre apprenticeship certification recognized by North American Building Trades Unions, TradesFutures for Multi Craft Core Curriculum (MC3).  
Marsh Creek Detention Facility ­– Clayton
Martinez Detention Facility – Martinez
West County Detention Facility – Richmond
A man wearing a graduation cap and gown. Congratulations Graduate!
 

2024-2025 Calendar | Contra Costa Adult School Catalog 2024-2025

CONTACTS

CONTACTS

Title Phone
Contra Costa Adult School (510) 262-4340
Principal (510) 262-4341
Administrative Assistant (510) 262-4342
See Email Contact Information Below  
 
NEWSLETTER

NEWSLETTER

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