Conejo Open Space Foundation

The Conejo Open Space Foundation is dedicated to helping preserve, promote and protect natural open space through community education and involvement. We support these efforts by fundraising and volunteer engagement.

Upcoming Events
The 2024 Conejo Open Space Challenge starts March 1! (2/1/2024) - 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 some trails that  may be new to them. See if you can complete all ten trails! If you do, you will be entered into a raffle and could win a prize donated by some awesome sponsors. View updates to the Challenge activities on the Challenge web page, including galleries of… (read more...)
News from COSF (View all the updates.)

It’s New Map Monday in Dos Vientos: El Encanto Trail (3/4/2024) - 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 Open Space Challenge (https://cosf.org/challenge; colored green on the map) Description… (read more...)
It’s New Map Monday in Conejo Canyons: Long Loop with Lichen, Lizard Rock and Hawk Canyon Trails (1/29/2024) - Highlights This 11.2 mile long route shows off the best of Conejo Canyons Open Space A great workout – it drops into the canyons and climbs out again three times Cross the newest bridge in Hill Canyon, expected to be completed in late winter 2024 Three trails, Hawk Canyon, Lichen and Lizard Rock (colored green on the map below), are… (read more...)
Clearing the Eagle Point Trail in Wildwood during the January Trail Work Day (1/27/2024) - There was a great turnout at today's COSCA monthly trailwork day on the Eagle Point Trail at Wildwood Regional Park! There were about 35 volunteers who worked to cut back brush and smooth this beautiful, hilly trail. If you would like to be notified about upcoming trailwork, please sign up at our website. And if you took part in today's… (read more...)
New Conejo Canyons Vehicle Bridge to Open Soon: Videos of the Construction (1/15/2024) - Years in the planning, the new bridge in Hill Canyon is taking just a few months to construct and will be available for hikers, mountain bikers and equestrians to use as well as official vehicles. With the Hill Canyon Pedestrian Bridge at the north entrance to Hill Canyon, completed in February 2012, some interesting new routes will be possible for… (read more...)
2023 Winter COSF Newsletter (12/30/2023) - The winter edition of the Conejo Open Space Foundation newsletter has been posted. In this edition… Major Arroyo Conejo Cleanup : "TeamConejo" Shirts for Volunteers : Monthly Trail Work Days : Scholarship Program : Plantpalooza : Spotlight on Katrina Nolan : and more… View our Winter Conejo Open Space Newsletter. (read more...)
How your COSF contributions make a difference… (12/26/2023) - Your gift helps both the environment and people! 12 college scholarships have been awarded to environmental studies students to date. Supported needed supplies for 171 Trail Work Day volunteers with over 615 hours of service. Supported Trails Education Days open space education program for Conejo Valley 4th graders, including those with severe mobility challenges for the first year. Educated hundreds… (read more...)
Landscape Expert Shares Guidelines for Gardening with Natives—and Why. See the Recording Here (12/12/2023) - Erik Oberg, owner of native-plant landscape design company Acorn Design Studios and chair of the Conejo Valley Audubon Society's Conservation Committee, gave a talk in December 2023 about native plant gardening to a group of COSF open space enthusiasts. He walked the audience through his "Top 10 Reasons to Go Native," as well as reviewing his 10 favorite landscape plants that will… (read more...)
You can score a TeamConejo T-shirt! (11/12/2023) - The Conejo Open Space Foundation will give you a swank TeamConejo T-shirt when you participate in three COSCA trail work events! We're doing this to recognize and reward our regular volunteers. To get yours, all you need to do is let us know which events you participate in and we'll give you a shirt on or after your third event.… (read more...)

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