Overview United Verde and Pacific Railroad Grade Trail is a 13.1 mile point-to-point trail located near Chino Valley, Arizona and is good for all skill levels. The trail is primarily used for off road driving and is accessible year-round. Reviews Photos Tracks Ryan Davis (175) about 1 month ago N/A: 4 Completed 4 Reviews Very nice and peaceful out there! Christa Hoffman (109) about 1 month ago N/A: 2 Completed 2 Reviews Rated a 2 but that was 7 years ago. I would rate it a 4 now. The dirt washed out exposing the rocks. Great views but--definitely no longer a 2.