Highway 400 to highway 518 to S.O.P Looking for wooded acreage close to Parry Sound? 571 Highway 518 in the Orrville area of Seguin, you'll find 8.62 acres of mixed hardwoods and softwoods, with Parry Sound about a 10-minute drive away. The lot has 512 feet of frontage along Highway 518 and stretches 932 feet back from the road. If you're exploring off-grid options, hydro is unavailable, and the property has no water or sewer service. Survey is available. (id:27476)