Check out our event listing below to see everything that’s happening at Midpen! You can join a guided activity along the trails led by one of our docent naturalists, take part in a volunteer project to restore and maintain open space lands, visit with us at a community event or attend a public meeting. Click on the terms in the yellow boxes to create a filtered view by activity type, preserve or level of difficulty.
Some activities require online reservations. Details are provided in the description if reservations are required.
| Activity | Title | Date Sort descending | Category | Preserve | Miles |
|---|---|---|---|---|---|
Volunteer Project | Rancho San Antonio Preserve - Fence Maintenance: Farm Bypass Trail | Thursday, Dec 11, 2025 9:30 a.m. | Rancho San Antonio Preserve | ||
Volunteer Project | Los Trancos Preserve - Trail Maintenance: Lost Creek Trail | Saturday, Dec 13, 2025 9:30 a.m. | Los Trancos Preserve | ||
Volunteer Project | Pulgas Ridge Preserve - Trail Maintenance: Dick Bishop Trail | Thursday, Jan 08, 2026 9:30 a.m. | Pulgas Ridge Preserve | ||
Volunteer Project | Long Ridge Preserve - Trail Maintenance: Achistaca Trail (Pt. 4) | Saturday, Jan 10, 2026 9:30 a.m. | Long Ridge Preserve | ||
Volunteer Project | Picchetti Ranch Preserve - Fence Maintenance: Bear Meadow Trail | Thursday, Jan 15, 2026 9:30 a.m. | Picchetti Ranch Preserve | ||
Volunteer Project | Rancho San Antonio Preserve - Trail Maintenance: Wildcat Loop Trail | Saturday, Jan 17, 2026 9:30 a.m. | Rancho San Antonio Preserve | ||
Volunteer Project | Skyline Ridge Preserve - Trail Maintenance: Ipiwa Trail | Thursday, Jan 22, 2026 9:30 a.m. | Skyline Ridge Preserve | ||
Volunteer Project | Rancho San Antonio Preserve - Fence Maintenance: RSA Service Road | Thursday, Jan 29, 2026 9:30 a.m. | Rancho San Antonio Preserve | ||
Volunteer Project | Windy Hill Preserve - Trail Maintenance: Raiders of the Lost Trail! | Saturday, Jan 31, 2026 9:30 a.m. | Windy Hill Preserve |