All Properties 10536 Hart Rd, Sparta, WI View details 15270 Hart Rd, Sparta, WI 54656 Single Family ResidentialLot: 937.96 acres View details 15289 Hart Rd, Sparta, WI 54656 Single Family ResidentialLot: 545.19 acres View details List of streets in 54656 Water St County Hwy State Highway 27 Main St County Highway I County Highway B Wisconsin St Montgomery St State Highway 71 Court St North St Jefferson Ave