Damariscotta Lake State Park is a public recreation area located in the town of Jefferson, Lincoln County Maine.

The park occupies 19 acres (7.7 ha) at the northeast corner of 10-mile-long (16 km) Damariscotta Lake.

It is managed by the Maine Department of Agriculture, Conservation and Forestry.

The park's original group shelter, which dated from 1976, was destroyed by arson in 2009.

[2] The park features sandy beach, swimming, canoeing, picnicking facilities, and fishing.