The organization operates out of the historic Hyatttstown Mill and nearby Miller’s House in Montgomery County’s Little Bennett Regional Park.The Mill, Miller’s House and surrounding grounds occupy 2.5 acres along Hyattstown Mill Road which leads to park trails and other historic sites>. Hyattstown Mill Road intersects Maryland State Route 355, also know as Frederick Road, in Hyattstown.
HMAP sponsors a variety of events and activities throughout the year. Art exhibitions, literary and musical events and classes are held in the mill or in the Miller’s House. Exhibitions are scheduled approximately monthly from April through October and are open to the public on weekends. Invitations are posted on this web site, advertised on flyers, and distributed by e-mail. All HMAP activities, and events are open to the public.