Join Friends of Boulder Open Space!

By joining Friends of Boulder Open Space you’ll become part of a dedicated team of Boulder area environmentalists, scientists and community leaders whose goal is to protect our beautiful natural areas from development, overuse, and poor planning. To join, just fill out the form below and send your annual membership fee ($5), plus any additional donation amount, to:

  • Friends of Boulder Open Space
  • P.O. Box 253
  • Eldorado Springs, CO 80025