 They kept some valuable lands and gave much of the land over to municipal authorities for water usage.In 1935, the East Bay Regional Parks District acquired the land that formed Tilden Park to the South and continued to acquire land to the north of Tilden until in 1976 it had sufficient land to form Wildcat Canyon Regional Park.EBRPD announced on February 17, 2014 that it had acquired of woodland on the east side of Wildcat Canyon Regional Park, which will be added to the existing park.