Store › 2026 Brookside Single Senior Membership 2026 Brookside Single Senior Membership $360.00 2026 Single Senior MembershipNon-CC rate is $350 . We had to add to the price for the 3% credit card processing fees. Single Senior Membership Added! 2026 Single Senior MembershipNon-CC rate is $350 . We had to add to the price for the 3% credit card processing fees.