Panorama of Conejo Valley showing open space and trails

Conejo Open Space Conservation Agency


We're Hiring!
We're seeking applicants to fill Ranger I and Ranger II positions. COSCA Rangers work in the front lines of conservation in the Conejo Valley (Thousand Oaks, CA), and daily duties include trail maintenance and repair, maintenance of open space infrastructure, assisting open space visitors and neighbors, supporting first responders, and stewarding natural resources. If you love the outdoors and working with a strong team, being a COSCA Ranger might just be for you.  COSCA Rangers are employees of the Conejo recreation and Park District. Application information is available here:

Conejo Open Space Challenge
The 2022 Conejo Open Space Challenge runs from March 1 to May 31!  This is a great opportunity to explore some fun trails in our local open space that you might not know about.  We're challenging mountain bikers, hikers, trail runners, and equestrians of all ages to try out the trails we're featuring this year.  See if you can complete all 10 by May 31!

Do You Have Questions or Concerns About Fire Safety?
COSCA and the City of Thousand Oaks have collaborated on a Fire Safety page.  Please visit to learn more.