2397 County Rd Z
Friendship, WI 53934 
(608) 339-7713

Castle Rock County Park is open year-round.

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This 70 acre park with the possible expansion up to 130 acres, is on the 4th largest body of water in Wisconsin.  The park includes a new Visitor/Office Center that includes a game room, concession area, and heated shower and restrooms, open 24 hours a day.  The park also has a designated swimming area, improved boat launch, and playground equipment. 

Seasonal boat slip reservations will be accepted on a first come basis annually beginning January 1, by calling the Administration Office at 608-339-4230.  Monthly, weekly, and daily boat slip rentals will only be accepted at the park at the time of use.

The park is located 11 miles southwest of Friendship. To get there, go 3 miles south of Friendship on Highway 13, west 6 miles on County Trunk F, and south 1 mile on County Trunk Z. Located at  2397 Hwy. Z, Friendship, WI 53934. 

Click Here for current fishing report for Castle Rock Lake