Yes, there is parking available at the Holiday Inn San Marcos Convention Center. The parking is free and conveniently located on site. It is accessible to the public, and no prior reservation is required.

The hotel offers different types of rooms, including King Deluxe, Feature Room with Two Double Beds, Queen Room with Two Queen Beds, Standard Room, Queen Feature with Roll in Shower, and Queen Feature with Disability Access Tub. The rooms have a size of 301 sqft and smoking is not allowed in any of the rooms. The rooms can accommodate either 2 adults and 1 child or 4 adults and 3 children, depending on the room type. The bed sizes vary, with options such as King size, Double, and Queen size beds.

Guests at the Holiday Inn San Marcos Convention Center can spend their time enjoying a range of leisure amenities. They can relax and soak up the sun on the outdoor sun deck or in the beach chairs/loungers provided. For those looking to stay active, there is a fitness center on-site as well as a spa lounge/relaxation area for those seeking some relaxation.

The hotel features an outdoor swimming pool with saltwater, a shallow end, and a view. Guests can take a refreshing dip in the pool or simply lounge by the poolside.

When it comes to dining options, guests can visit Spring's Bistro + Bar, which offers American cuisine. Whether guests are looking for a casual bite to eat or a refreshing drink, the bar on-site provides a comfortable and inviting atmosphere.

With these amenities, guests can have an enjoyable and relaxing stay at the hotel.

The Holiday Inn San Marcos Convention Center has an outdoor pool available year-round. The pool is a saltwater pool and includes a shallow end. Additionally, it offers views for guests to enjoy while swimming.