1/28/17 Miner's Ridge Loop Trail is closed due to high arsenic levels and will remain closed for several months as the city conducts further tests.
Black Mountain Open Space Park is a 2,352-acre park located in the Rancho Peñasquitos area of north-county San Diego that offers miles of hiking and mountain biking trails. The park is anchored by the 1,554-foot Black Mountain, which offers stunning 360-degrees views of the ocean, mountains and city. The trail to the top of the mountain can be accessed from two different trailheads that feed into the main trail. There are four trailheads into the park and 11 named trails within the park.
Size: 2,352 square acres