Stay awhile and live like youre home at the pet-friendly Mainstay Suites hotel in Frederick, MD. We are conveniently located near such points of interest as Fort Detrick, Gettysburg National Military Park, National Museum of Civil War Medicine, Westview Promenade, Frederick Fairgrounds and Frederick Hospital. Enjoy such amenities as free WiFi, free parking, free continental breakfast, fitness center and an indoor pool. Maintain your lifestyle in your spacious suite, which features a fully-equipped kitchen, including a dishwasher. Also, earn rewards including free nights and gift cards with our Choice Privileges Rewards program.