Trail Closures in San Bruno Mountain Park
Updated Thursday, February 11, 2021
San Bruno Mountain Park's Fire Road 2a will be closed from Monday, February 22 through Tuesday, February 23 as crews work to treat invasive Oxalis. The trailhead of Fire Road 2a is located northeast of Hillside Boulevard just north of Mills Montessori School and intersects the Ridge Trail at the top of the moutain (see map). The trail will reopen on Wednesday, February 24.
Wednesday, February 24 through Thursday, February 25 the San Bruno Mountain Park's Dairy Ravine Trail, Eucalyptus loop Trail, and Summit Loop Trail will be closed for habitat restoration work. The Ridge Trail (connector trail only) will be closed on Wednesday February 24 only. (See map of closed area.) All trails will reopen on Friday, February 26.