The Oakland Zoo is located in the Grass Valley neighborhood of Oakland, California, United States. Established on June 6, 1922, it is managed by the Conservation Society of California, a 501 non-profit organization dedicated to the conservation of wildlife both locally and globally. The zoo is home to more than 850 native and exotic animals and is a membeā¦The Oakland Zoo is located in the Grass Valley neighborhood of Oakland, California, United States. Established on June 6, 1922, it is managed by the Conservation Society of California, a 501 non-profit organization dedicated to the conservation of wildlife both locally and globally. The zoo is home to more than 850 native and exotic animals and is a member of the Association of Zoos and Aquariums.