Enjoy One of the Finest Hotels in Lake Hopatcong/Mt Arlington In Morris County, we boast an ideal location, contemporary comforts and outstanding service, so your trip to northwestern New Jersey can be as stress-free as possible. Visiting for work or military service? You'll find M Mars, Picatinny Arsenal and the International Trade Zone are all within minutes of our property near Lake Hopatcong. Our hotel's 24-hour business center helps you stay connected with free high-speed Internet access and business features like fax, copy and printing services. Enjoy all the amenities you need to be successful, along with a meeting room that can accommodate up to 50 people. During your stay at the Holiday Inn Express® & Suites hotel in Mount Arlington, you can discover the quaint, small towns that surround the largest lake in New Jersey. Since our Lake Hopatcong hotel's near all the best attractions, you can take a colorful road tour to see fall's foliage, ice skate in the winter, go on a family-friendly adventure at the Land of Make Believe or shop at Rockaway and Ledgewood's malls. Minutes from Mt. Olive, Dover, Rockaway, FLanders and Parsippany, our hotel has an ideal location that you'll appreciate. If you need to unwind, relax in the sauna and indoor whirlpool. In the morning, try our free, hot breakfast bar.