Gables San Marcos Apartments for rent in San Marcos, CA on ForRent.com: (866) 769-3599 - Availability, pricing and special promotions subject to change daily. Discover Peace of Mind at Gables San Marcos Apartment Homes! All of our apartments come with a washer and dryer inside the unit! We are pet friendly and a close distance to Cal State University San Marcos. Enjoy our tennis court and afterwards relax in our soothing spa and sparkling pool. - 506 E.