From southbound Highway 17: exit at Lark Avenue and travel east; turn right on Los Gatos Boulevard and right again onto Blossom Hill Road. The park main entrance will be on the right.
From northbound Hwy 17: take the CA-9 exit to Los Gatos/Saratoga; bear right at Los Gatos Saratoga Rd; go 0.3mi to University Ave and turn right; go 0.5mi to Blossom Hill Rd and turn right; go 0.2mi to the park entrance which will be on the left.
Driving directions are also available from Google Maps.
Click to download a map (pdf) of Vasona Lake Park.
Note that the park has a $6 vehicle entry fee if you want to park inside the park; there is free parking along University Ave.