In person tours and virtual tours are available! Call us today for more information! Plenty of space in your home. Plenty of amenities in your community. A location close to everything you need. At Assembly Watkins Mill, you'll find all the comfort you want, in a great Gaithersburg, MD location. With some of the largest apartment homes in the area, Assembly Watkins Mill offers you the chance to spread out and live well. Here, you'll enjoy incredible details everywhere you look, from the boutique-sized buildings with only six apartment homes each to the manicured landscaping throughout the community to the numerous amenities, including our beautifully designed pool and sundeck. Please call for an appointment today.