The hotel offers a variety of room types including King Rooms, Executive King Rooms, Executive Queen Rooms, Twin Rooms, and Queen Rooms. Smoking is not allowed in any of the rooms. The rooms range in size from 280 to 323 square feet. The occupancy varies, accommodating either 2 adults and 1 child or 4 adults and 3 children. The beds available include King size beds, Double beds, Twin beds, and Queen size beds.

Guests at the Holiday Inn Huntsville - Research Park can spend their time enjoying a variety of leisure amenities. The hotel features both an indoor and outdoor swimming pool, offering guests the option to swim regardless of the season. The indoor pool is heated, providing a comfortable swimming experience for guests.

In addition to the pools, guests can also take advantage of the hotel's golf course, hot tub/Jacuzzi, and sun deck. For those who enjoy live music and entertainment, the hotel offers evening entertainment options. There is also a bar on-site, providing a convenient option for guests to grab a drink.

For guests looking to stay active, the hotel offers a fitness center, as well as activities such as horseback riding, cycling, hiking, canoeing, and fishing. Other amenities include a business center, fitness facilities, board games and puzzles, and executive lounge access. Guests can also dine at the on-site restaurant, Hoppers Bar and Grill, which offers American cuisine in a family-friendly ambiance.

The Holiday Inn Huntsville - Research Park has two pools. Pool 1 is an indoor pool that is available all year round. It has age restrictions for adults only and is heated. Pool 2 is an outdoor pool that is only available during the appropriate season and also has age restrictions for adults only.

At Holiday Inn Huntsville - Research Park, an IHG Hotel, they accept various payment methods including Mastercard, American Express, Discover, Visa, Diners Club, JCB, and Carte Blanche. Unfortunately, they do not accept cash as a form of payment.