JAMES P. WILLETT, DISTRICT ATTORNEY is the elected chief prosecutor for the County and represents the People of the State of California in criminal and some civil cases presented before the unified Superior Court of San Joaquin County. The office has a staff of over 250 employees including 91 attorneys, 49 investigators, and additional support personnel located in downtown Stockton, the Juvenile Justice Center in French Camp, and co-located with branches of the Superior Court in Lodi, Manteca, and Tracy.

SAN JOAQUIN COUNTY is a rapidly growing jurisdiction with over 1/2 million people located throughout seven incorporated cities: Stockton, the urban county seat, Tracy, Manteca, Lodi, Escalon, Lathrop, and Ripon; as well as large areas of unincorporated agricultural land. The County is an hour's drive from the San Francisco Bay Area to the west and a similar distance from the Sierra foothills to the east.