Marin Conservation League - since 1934

MCL’s success at making the environment a priority in local decision-making depends on the support of our members. As a member, you play a meaningful role in safeguarding Marin County’s natural environment.

Members receive newsletters with updates on environmental issues; invitations to MCL special events - annual dinner, business breakfasts, history walks, summer picnic, holiday party; opportunities to participate in developing positions on issues; and alerts on specific projects.

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Choose your membership level

  • $ 35

    Membership - Steward level

  • $ 50

    Membership - Creeks level

  • $ 100

    Membership - Baylands level

  • $ 250

    Membership - Woodlands level (Woodlands and above receive invitation to Fall Donor Appreciation Picnic)

  • $ 500

    Membership - Redwoods level

  • $ 1000

    Membership - Peter Behr level

  • $ 100

    Business Membership

  • Other

Donation frequency
Recurring donations are the best way to give steady support

One Time Monthly Quarterly Annual

Payment Information

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Your card security code for your MasterCard, Visa or Discover card is a three-digit number on the back of your credit card, immediately following your main card number.
Visa Card
American Express
The card security code for your American Express card is a four-digit number located on the front of your credit card, to the right of your main credit card number.
Visa Card
If your security code is missing or illegible, please call the bank or credit card establishment referenced on your card for assistance.
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Giving Option

Your donation is securely processed by our nonprofit partner, Network for Good, with a 3% transaction fee to cover credit card fees, bank fees, and other processing costs. Please consider chipping in an additional 3% so 100% of your donation amount goes to us.