Grass Lake
Grass Lake is a 70-acre lake in Rock County, Wisconsin, up to 3 feet deep, with 13 waterfront parcels on its shore. The DNR lists no public boat landing.
- Size: 70 acres
- Deepest point: 3 ft
- Bottom: 99% muck
- Boating: Full recreation: over 50 acres, so open to water-skiing and boating at speed under state law
- Drive time without traffic: Madison 35 min, Rockford 55 min, Waukesha 1 hr, Milwaukee 1 hr 10 min, Chicago 1 hr 55 min, Appleton 2 hr 5 min, Green Bay 2 hr 35 min, Eau Claire 3 hr, Twin Cities 4 hr 10 min
- Waterfront parcels: 13 waterfront parcels
Questions about Grass Lake
How many waterfront properties are on Grass Lake?
13 waterfront parcels front Grass Lake in Rock County. That counts parcels on the water from county parcel maps, not homes for sale.
How big is Grass Lake?
Grass Lake covers 70 acres in Rock County, Wisconsin.
How deep is Grass Lake?
Grass Lake is 3 feet deep at its deepest point.
Is there public access to Grass Lake?
The Wisconsin DNR lists no public boat landing, beach or park on Grass Lake.
Can you water-ski or run a boat at speed on Grass Lake?
Grass Lake is over 50 acres, so Wisconsin's slow-no-wake rule for small lakes does not apply and boats may run at speed, staying slow within 100 feet of shore, docks and swimmers. No local boating ordinance that limits motorboats is on record.
How long is the drive to Grass Lake?
By car, Grass Lake is about 35 min from Madison, 55 min from Rockford, 1 hr from Waukesha, 1 hr 55 min from Chicago and 4 hr 10 min from the Twin Cities. Those are typical times without traffic, to the nearest road at the lake.
What is the bottom of Grass Lake like?
The lake bottom is 99% muck, by the Wisconsin DNR's record.