Florida The main article for this category is Boonsboro, Maryland. Pages in category "Boonsboro, Maryland" The following 8 pages are in this category, out of 8 total. This list may not reflect recent changes. Boonsboro, MarylandB Boonsboro High School Boonsboro Historic District Bowman House (Boonsboro, Maryland)I Ingram–Schipper FarmK Keedy HouseS St. Mark's Episcopal Church (Lappans, Maryland)U U.S. Route 40 Alternate (Hagerstown–Frederick, Maryland)