Please fill out the online application below the membership information table if you are interested in becoming a member of Citizens for a Sustainable Future.
| Membership Level | Annual Dues | Student Rate (Undergraduate) | |
| Level 1 “Friend” | $25 | $15 | |
| Level 2 “Ally” | $50 | $25 | |
| Level 3 “Advocate” | $75 | $50 | |
| Level 4 “Member” | $100 | $75 | |
| Level 5 “Community Leader” | $150 | $100 | |
| Level 6 “Community Builder” | $200 | $150 | |
| Level 7 “Community Sustainer” | $500 | $250 |