| African-American Historic Resources of Prince George's County, Maryland (5) |
| Asian American Communities in Maryland MPS (1) |
| Cast Iron Architecture of Baltimore MPS (14) |
| Chesapeake Bay Sailing Log Canoe Fleet TR (18) |
| Chesapeake Bay Skipjack Fleet TR (24) |
| Civil Rights in Baltimore, Maryland, 1831-1976 MPS (4) |
| Civil War Era National Cemeteries MPS (2) |
| Covered Bridges in Frederick County TR (3) |
| Delaware Chalcedony Complex TR (5) |
| ECW Architecture in Catoctin Mountain Park MPS (3) |
| Historic Highway Bridges of Maryland, 1694-1965 MPS (3) |
| Maryland National Guard Armories TR (11) |
| Parkways of the National Capital Region MPS (1) |
| Prehistoric Human Adaptation to the Coastal Plain Environment of Anne Arundel County MPS (3) |
| Providence, MD: Archeology of a Puritan-Quaker Settlement Near the Severn River MPS (1) |
| Quaker Sites in the West River Meeting, Anne Arundel County, Maryland c. 1650-1785 (1) |
| Rosenwald Schools of Anne Arundel County, Maryland MPS (4) |
| Rosenwald Schools of Maryland MPS (1) |
| South Mountain Battlefields-September 14, 1862, MPS (2) |
| Subdivisions and Architecture Planned and Designed by Charles M. Goodman Associates in Montgomery County, MD MPS (2) |
| Subdivisions by Edmund Bennett and Keyes, Lethbridge and Condon in Montgomery County, MD, 1956-1973, MPS (2) |
| The Women’s Suffrage Movement in Maryland MPS (2) |
| Tobacco Barns of Southern Maryland MPS (2) |
| Women In Maryland Architecture, 1920-1970 MPS (2) |
