Pima County-managed trailheads open at dawn and close at dusk, except as otherwise noted (link below). Be aware that trailhead hours may vary according to location and managing agency. The following trailheads allow after hours parking with a permit: Avenida de Suzenu, Bear Canyon, Campbell, El Camino del Cerro, Pima Canyon, Finger Rock, and Ventana Canyon. No after hours parking is allowed at the other Pima County trailheads. Trailhead parking permits are available at no cost.
Permits are required for Cienega Creek Natural Preserve, Empirita Ranch Access, and overnight parking at Pima County trailheads. Please call 520-877-6158 to request a permit or come in to the Natural Resources, Parks and Recreation Administration Building at 3500 West River Road Monday – Friday, 8:00 a.m. – 4:30 p.m. Permits are not issued on Saturdays, Sundays, or county holidays. Vist pima.gov
for more information.