Lavon Lake Corps of EngineersThis facility is now a day use area and is closed to camping. It will be deleted from the next editions of Guide to Free Campgrounds and Camping With the Corps of Engineers. State: Texas City: Wylie Nearest Town: Princeton Status; Official Cost: 10 or less Nearest Road: Unknown Scenery Rating: Months Opened: Unknown Extras: None Number of Camp Sites: Unknown Max Stay : Unknown -