Ortonville is in Southern Minnesota. It lies on Big Stone Lake, and is across the lake from Big Stone City, South Dakota. Understand Get in US Highways 12 and 75, Minnesota Highway 7. Get around See Big Stone County Museum, 985 US Hwy 12, +1 320 839-3359. M-Sa 10AM-5PM, Su 1PM-4PM. Do Big Stone Lake State Park, north of town on MN Hwy 7, +1 320 839-3663. Buy Eat Headwaters Grill and Bar, 17 2nd St NW, +1 320 839-2270. The Granary Food Co-op, 47 2nd St NW, +1 320 839-6204. M-Sa 10AM-3PM. Cooperative grocery store selling organic and natural foods. Drink Sleep Econo Lodge, 650 US Hwy 75, +1 320 839-2414. Check-in: 2PM, check-out: 11AM. Rustling Elms Resort, 74637 Rustling Elms Rd W (north of town on MN Hwy 7), +1 320 839-3845. Campgrounds, RV hookups, and cabins. Vali Vu Motel, 960 US Hwy 75, +1 320 839-2558. Connect Go next