Castalina HOA is located in Ft. Myers, close to beautiful sandy beaches and plenty of shops and restaurants. Castalina Homeowners Association, Inc. 21101 Design Parc Lane, Ste. 102. Estero, FL 33928. Professionally Managed by Castle Group. www.castlegroup.com. Contact Us. DECLARATION OF ESTABLISHMENT. OF CONDITIONS AND RESTRICTIONS OF. SANTA CATALINA ESTATES (Subdivision No. 1) KNOW ALL MEN BY THESE PRESENTS: 1. We, the undersigned, being the owners of fifty-one percent (517.) of the Lots within Santa Catalina Estates, (Subdivision No. 1) a subdivision of the West half of the Southwest Quarter of Section. All things Catalina 30 and 309! Sponsored by the International Catalina 30 Assn IC30A. FAQs, Q&A, comments, and experiences especially fixes and modifications invited. Share with over 2200 other owners. Connect with the Catalina 30/309 Association: Link to: Catalina30.com website Link to: Association Email and other Contact Info.