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 | Habitat Restoration: Stinkwort Removal | Thursday, Sep 17, 2026 9:30 a.m. | Thornewood Preserve | ||
Volunteer Project | Bear Creek Redwoods Preserve - Trail Maintenance: New Multi-use Trail | Thursday, Sep 17, 2026 9:00 a.m. | Bear Creek Redwoods Preserve | ||
Volunteer Project | Habitat Restoration: Yellow Star Thistle Removal | Saturday, Sep 19, 2026 9:30 a.m. | Sierra Azul Preserve | ||
Volunteer Project | Bench Maintenance: Wilbur's Watch Lookout | Thursday, Sep 24, 2026 9:30 a.m. | Cloverdale Ranch Preserve | ||
Volunteer Project | Trail Maintenance: Fir Knoll Trail (Summer '26) | Saturday, Sep 26, 2026 9:00 a.m. | Skyline Ridge Preserve | ||
Volunteer Project | Trail Maintenance: Oljon Trail (Pt. 3) | Thursday, Oct 01, 2026 9:30 a.m. | El Corte de Madera Creek Preserve | ||
Volunteer Project | Habitat Restoration: French broom Removal | Thursday, Oct 08, 2026 9:30 a.m. | Bear Creek Redwoods Preserve | ||
Volunteer Project | Trail Maintenance: New Trails | Thursday, Oct 08, 2026 9:30 a.m. | Bear Creek Redwoods Preserve | ||
Volunteer Project | Trail Maintenance: South Leaf Trail (Pt. 5) | Saturday, Oct 10, 2026 9:30 a.m. | El Corte de Madera Creek Preserve | ||
Volunteer Project | Pulgas Ridge Preserve - Bench Maintenance: Blue Oak Trail | Thursday, Oct 15, 2026 9:30 a.m | Pulgas Ridge Preserve | ||
Volunteer Project | Habitat Restoration: French Broom Removal | Thursday, Oct 15, 2026 9:30 a.m. | Sierra Azul Preserve | ||
Volunteer Project | Volunteer Program Showcase: French Broom Removal and Interpretive Hike! | Saturday, Oct 17, 2026 9:00 a.m. | Saratoga Gap Preserve | ||
Volunteer Project | Siding Maintenance: Deer Hollow Farm | Monday, Oct 19, 2026 9:30 a.m. | Rancho San Antonio Preserve | ||
Volunteer Project | Habitat Restoration: French Broom Removal | Thursday, Oct 22, 2026 9:30 a.m. | Long Ridge Preserve | ||
Volunteer Project | Siding Maintenance: Deer Hollow Farm (Pt. 2) | Monday, Oct 26, 2026 9:30 a.m. | Rancho San Antonio Preserve |