This campground is approximately eight miles north of Birchwood. Sawmill Lake campground is a secluded campground within a County Forest Primitive area.  It is surrounded by many small kettle moraine glacial lakes, which are connected by a canoe portage system. The campground has 25 campsites with picnic tables and fire rings. No electricity is available. Facilities include a dock, open-air shelter, vault toilets, and hand pumps for water. A boat launch is located on Sawmill Lake, although motors are not allowed on this lake.