The Fitness Center at Welk Resort is Now Open!Located on 450 acres just north of San Diego, California. Welk Resorts San Diego is a gorgeous destination resort for vacations, retreats, and family gatherings. The newly-renovated resort has five separate recreation centers. Our Resort has eight pools featuring watersides, interactive splash zones, and resort activities for all ages. Welk Resort is close to all the attractions in Southern California. Including San Diego Zoo’s Safari Park, LEGOLAND, and the Pacific Ocean beaches. Learn more about San Diego’s Local Attractions.Part of the Interval International (II) family of timeshare properties. Welk Resorts delivers the impeccable quality and variety families have come to expect from II. As a testament to the enduring value of Welk Resorts and its timeshare properties, the organization was recently named a “Gold Crown” resort by Resort Condominiums International.