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 |
|---|---|---|---|---|---|
Guided Activity | Explorer Hike: Annual Turkey Trot | Wednesday, Nov 18, 2026 10:30 am |
| Rancho San Antonio Preserve | 5 |
Volunteer Project | Habitat Restoration: French Broom Removal | Thursday, Nov 19, 2026 9:30 a.m. | Long Ridge Preserve | ||
Guided Activity | Sawmills to Seminary to Open Space | Thursday, Nov 19, 2026 9:00 am |
| Bear Creek Redwoods Preserve | 3.5 |
Guided Activity | Signs of Fall – Afternoon Edition | Friday, Nov 20, 2026 1:00 pm |
| Pulgas Ridge Preserve | 4.25 |
Volunteer Project | Habitat Restoration: French broom Removal | Saturday, Nov 21, 2026 9:30 a.m. | Coal Creek Preserve | ||
Guided Activity | Manzanita Morning Hike | Sunday, Nov 22, 2026 9:00 am |
| St. Joseph's Hill Preserve | 3.5 |
Volunteer Project | Habitat Restoration: French Broom Removal | Saturday, Nov 28, 2026 9:30 a.m. | Windy Hill Preserve | ||
Guided Activity | Ferns & Other Ancient Plants | Saturday, Nov 28, 2026 10:00 am |
| Monte Bello Preserve | 3.5 |
Guided Activity | Signs of Winter | Wednesday, Dec 02, 2026 9:00 am |
| Pulgas Ridge Preserve | 4.25 |
Guided Activity | Explorer Hike: Wintertime Traditions | Wednesday, Dec 02, 2026 10:30 am |
| Long Ridge Preserve | 4.5 |
Guided Activity | Trail Trek Thursday | Thursday, Dec 03, 2026 9:00 am |
| Skyline Ridge Preserve | 4 |
Guided Activity | Coffee & Spice: A Natural & Cultural History | Friday, Dec 11, 2026 2:00 pm |
| Thornewood Preserve | 3.5 |
Guided Activity | Wonders of Cherry Springs | Saturday, Dec 12, 2026 9:35 am |
| Sierra Azul Preserve | 2.25 |
Guided Activity | Sentinel in the Sky | Sunday, Dec 13, 2026 1:00 pm |
| Sierra Azul Preserve | 0.25 |
Guided Activity | Tails & Twilight Trails | Sunday, Dec 13, 2026 4:00 pm |
| Fremont Older Preserve | 3 |
