Conejo Open Space Foundation
  • About Us
    • Our Story…
      • Our Story
      • Board of Directors
      • Accomplishments
    • History…
      • History of the Conejo Open Space
      • Historic Conejo Open Space Promotional Videos
    • Connect With Us
    • Links to Our Friends
    • What are these: COSCA, COSTAC, COSF, CRPD…
    • Privacy Policy as of 2019-06-04
  • Support Us!
    • Overview
    • Volunteer
    • Make a Donation
    • More Ways To Give
  • Get Involved
    • Open Space Programs
    • Event Signup
    • Volunteer!
    • Conejo Open Space Challenge 2025: March 1 to May 31
    • Speaker Series
    • Native Plantpalooza & Eco Fest
    • Trail Building and Restoration
    • Trails Education Days for 4th Graders
      • Video Overview
      • Recent Updates for Trails Education Days
      • Trails Education Days Videos
    • “Four Seasons” photo contest
      • Sign up for notifications!
    • Scholarships for Environmental Studies
      • How to Apply
      • Scholarships News
  • Volunteering
    • Volunteering Overview
    • Apply to Volunteer
    • Volunteer Report Forms
      • Adopt-A-Trail Report Form
      • Bike Bell Report Form
      • Trail Ambassadors Report
      • Trail Watch Report
      • Log your Trail Work Events
    • Trail Work Notification Signup
    • COSCA Volunteer Manual
  • News
    • Latest News
    • Current Newsletter
    • Newsletter Archive
    • Sign up for our Newsletter!
    • Press Releases
    • Get COSF news on your phone via RSS
  • Explore Open Spaces
    • Open Space Trails and Maps
      • Map Overview
      • Compact Trail Route Guides
      • Conejo Canyons Open Space (Western Plateau)
      • Dos Vientos and Rancho Potrero Open Spaces
      • Lang Ranch, Woodridge and Oakbrook Regional Park
      • Los Robles Open Space area
      • Wildwood Park
      • Other Trails including North Ranch
      • List of Maps
    • Things to do and see
      • Open Space Activities
      • Native Plants
      • Non-Native Plants
      • Wildlife
      • Flora and Fauna Videos
    • Be Prepared
    • Rules of the Trails

Steve Clark

_Special Announcement Accomplishments Trails Trailwork

The May Trail Work Day: Working to restore the Glider Hill South Trail

An old trail has re-emerged for your enjoyment! You can help ensure the trail remains in place by hiking or riding it. As well as enjoying a piece of history, you will help pack the dirt down and thus slowing vegetation regrowth. On May 18, about 25 volunteers worked to Read more…

By Steve Clark, 1 year05/28/2024 ago
_Special Announcement Conejo OS Challenge

The Challenge ends May 31! See recent photos from participants

More and more people are finishing the 10 trails of the 2024 Conejo Open Space Challenge, submitting photos of the amazing views as they do. The Challenge finishes at the end of this week, so if you’re planning to complete it but haven’t yet, you better get your feet in Read more…

By Steve Clark, 1 year05/28/2024 ago
_Special Announcement Conejo OS Challenge

Photos from the 2024 Conejo Open Space Challenge

Here are some of the hundreds of photos of the Conejo Open Spaces that have been submitted so far from participants of the 2024 Conejo Open Space Challenge. These 48 images come from 20 people who have accepted the Challenge and are working their way through the ten designated trails. Read more…

By Steve Clark, 1 year ago
_Special Announcement Conejo OS Challenge

The 2024 Conejo Open Space Challenge

Here’s your chance to explore some of the best trails in the Conejo Open Space that many people are not familiar with! From March 1st through May 31st the Conejo Open Space Conservation Agency (COSCA) is challenging mountain bikers, hikers, trail runners and equestrians of all ages to try out Read more…

By Steve Clark, 1 year05/01/2024 ago
Photo Contest Current Photo Contest Past

Our new “Four Seasons” quarterly photo contest starts now! Spring photo: Spider web with dew.

Starting in 2024,  we are challenging you with the “Four Seasons” contest! We want to find out how good you are at locating specific kinds of sights in our Open Space. Each season, we’ll post the name of something that you can find in the Conejo Open Space, such as Read more…

By Steve Clark, 1 year04/30/2024 ago
_Special Announcement Social Media ONLY

It’s New Map Monday in Lang Ranch: Woodridge Loop with Longer Options

Highlights Four possible routes of varying difficulty: 2.8 miles with 550′ of climbing for the Woodbridge Loop alone 4.1 miles with 750′ of climbing, starting in Wood Ranch 4.4 miles with 750′ of climbing, starting on Westlake Blvd. 6.7 miles with 1300′ of climbing, starting on Erbes Rd. The Woodridge Read more…

By Steve Clark, 1 year04/01/2024 ago
_Special Announcement Social Media ONLY

It’s New Map Monday in Oakbrook/Lang Ranch: Sandstone Hills Trail

Highlights The rocky scenery is beautiful as the trail cuts across the towering and rugged south flank of Simi Peak and the Simi Hills View deposits from the Middle Miocene period (14 million years ago) and Upper Cretaceous period (100 million to 66 million years ago when the dinosaurs went Read more…

By Steve Clark, 1 year03/25/2024 ago
_Special Announcement Newsletter

2024 Spring COSF Newsletter

The spring edition of the Conejo Open Space Foundation newsletter has been posted. In this edition… Conejo Canyons Bridge Nears Completion : COSF Scholarships Update : 2024 Conejo Open Space Challenge : Spotlight on Tom Becker : News in Brief : and more… View our Spring Conejo Open Space Newsletter.

By Steve Clark, 1 year03/20/2024 ago
_Special Announcement Social Media ONLY

It’s New Map Monday in Wildwood: Lizard Rock and Hidden Rim Trails Figure 8 Double Loop

Highlights From the Lizard Rock Trail, there are great views into three different canyons See the volcanic legacy of the Conejo Valley firsthand on the Stagecoach Bluff Trail Cross the new Conejo Canyons Vehicle Bridge, expected to be completed in late winter 2024 The Lizard Rock Trail is included in Read more…

By Steve Clark, 1 year03/18/2024 ago
Social Media ONLY

It’s New Map Monday in Dos Vientos: El Encanto Trail

Highlights Fairly easy 1.9 mile loop with 300′ of climbing If you want a harder work out, travel out-and-back for 2.4 miles and 550′ of climbing Other trails are nearby if you want to take a longer route El Encanto Trail is one of the segments of the 2024 Conejo Read more…

By Steve Clark, 1 year03/04/2024 ago

Posts pagination

Previous 1 … 3 4 5 … 35 Next

Hestia | Developed by ThemeIsle

Lions and fires and humans, Oh deer!
How mule deer in the Santa Monica Mountains and Conejo Valley navigate a dynamic landscape of risks and rewards

A virtual presentation by
Ellie Bolas

on Wednesday July 9 at 7:00 pm.

Register to watch!