Spring Lake Regional Park is a 320-acre (130 ha) public park in southeastern Santa Rosa, Sonoma County, California, United States. Centered on the Santa Rosa Creek Reservoir, the park is administered by the Sonoma County Regional Parks Department. Its coordinates are 38°27′N 122°39′W / 38.45°N 122.65°WCoordinates: 38°27′N 122°39′W / 38.45°N 122.65°W, and its official address is 391 Violetti Drive.
The park is open daily 7am and closes at sunset.
$7 per vehicle for day use. Vehicles with 9 or more are $1.00 per person.
Dogs are permitted on leash no longer than 6 feet (2 m) in length. Rabies certificate required. Dogs are not allowed around the swimming lagoon area including the swimming lagoon itself as well as the beach. Dogs are allowed on the grass, on the paths and in Spring Lake.
Spring Lake offers individual and group camping. The campground is open seven days a week from May 1 through September 30. During the rest of the year, it is only open on weekends and holidays.