Overview gunpowder falls state park is a 2.8 mile out and back trail located near Kingsville, Maryland. The trail is good for all skill levels and primarily used for hiking. Reviews Photos Tracks Mark Simmons (237) 7 months ago N/A: 4 Completed 5 Reviews Followed the blue trail to the north, took the first right and the trail eventually followed the river back to the starting point. Great hike. Mark Simmons (237) 11 months ago N/A: 4 Completed 5 Reviews Local favorite. Easy hike. I went south and did a loop on the Lost Pond trail and finished at starting point. I will return and do the north trails and the opposite shore trails.