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: Bull Thistle Removal | Thursday, Apr 02, 2026 9:30 a.m. | Cloverdale Ranch Preserve | ||
Volunteer Project | Trail Maintenance: Horseshoe Loop Trail (Pt. 2) | Saturday, Apr 04, 2026 9:30 a.m. | Skyline Ridge Preserve | ||
Volunteer Project | Habitat Restoration: French Broom Removal | Saturday, Apr 04, 2026 9:30 a.m. | Bear Creek Redwoods Preserve | ||
Guided Activity | Ride the Wildflowers | Saturday, Apr 04, 2026 10:00 am |
| Russian Ridge Preserve | 7 |
Guided Activity | Infinite Wonders | Sunday, Apr 05, 2026 9:15 am |
| Sierra Azul Preserve | 4.5 |
Guided Activity | Geology & Earthquakes! | Sunday, Apr 05, 2026 11:00 am |
| Los Trancos Preserve | 2 |
Guided Activity | Ramble from Rancho to Black Mountain | Monday, Apr 06, 2026 9:00 am |
| Rancho San Antonio Preserve | 11 |
Guided Activity | Scenic Aerobic Hike | Wednesday, Apr 08, 2026 10:00 am |
| Sierra Azul Preserve | 4.5 |
Volunteer Project | Fence Maintenance: Page Mill Rd Split Rail/Wire Repair (Pt. 2) | Thursday, Apr 09, 2026 9:30 a.m. | Los Trancos Preserve | ||
Volunteer Project | Habitat Restoration: Thistle Removal | Thursday, Apr 09, 2026 9:30 a.m. | Sierra Azul Preserve | ||
Guided Activity | Wandering the Hawthorns Area | Thursday, Apr 09, 2026 10:00 am |
| Windy Hill Preserve | 2 |
Guided Activity | Spineless Wonders | Friday, Apr 10, 2026 6:30 pm |
| Windy Hill Preserve | 3 |
Volunteer Project | Trail Maintenance: Dusky-footed Woodrat Trail | Saturday, Apr 11, 2026 9:30 a.m. | Pulgas Ridge Preserve | ||
Volunteer Project | Habitat Restoration: Teasel Removal | Saturday, Apr 11, 2026 9:30 a.m. | Russian Ridge Preserve | ||
Guided Activity | Scenic Amble Between Lake & Pond | Saturday, Apr 11, 2026 10:00 am |
| Skyline Ridge Preserve | 4.5 |
