The marina access cards for 2017 are available at the Community Asset Management office at 9802 FM 1960 Bypass West, Suite 210, Humble, TX 77338. Access cards are changed out in January of each year. You may purchase the cards for $25 at the CAM office Monday - Friday, 8:30-5:30 pm. The office is closed from 12:00 - 1:15 pm for lunch. Please be prepared to show identification confirming you are a resident/property owner in Walden on Lake Houston.