The Mariner Inn is located at 1602 Seawall Blvd in Galveston, Texas. It is situated beachfront, offering direct access to the shoreline. The venue has 50 guest rooms, making it suitable for hosting small to medium-sized business events. The hotel features amenities such as an outdoor pool available all year, a swimming pool, and free private parking that does not require a reservation. It also provides non-smoking and family rooms. For dining options, a vending machine serving drinks is available. The venue's outdoor spaces and pool facilities can support relaxation or informal gatherings. The address places it within Galveston County, on Seawall Boulevard, a prominent street in the city.