List of bridges on the National Register of Historic Places in Maryland List of bridges on the National Register of Historic Places in Maryland List of bridges on the National Register of Historic Places in Maryland

| Name_ | Built | Listed | Location_ | County |
|---|---|---|---|---|
| B & O Railroad Potomac River Crossing | 1894, 1931 | 1978-02-14 | Harpers Ferry, West Virginia | Washington |
| B & O Bridge | ca.1867 | 1977-11-23 | Keedysville | Washington |
| Bennies Hill Road Bridge | ca.1889 | 1979-06-27 | Middletown | Frederick |
| Bloomington Viaduct | 1851, 1916 | 1976-11-21 | Bloomington | Garrett |
| Bollman Suspension and Trussed Bridge | 1869 | 1972-10-18 | Savage | Howard |
| Bullfrog Road Bridge | 1908 | 1978-11-21 | Taneytown | Carroll |
| Carrollton Viaduct | 1828, 1829 | 1971-11-11 | Baltimore | Baltimore City |
| Casselman`s Bridge, National Road | 1813 | 1966-10-15 | Grantsville | Garrett |
| Crum Road Bridge | ca.1880 | 1978-12-28 | Walkersville | Frederick |
| Fourpoints Bridge | ca.1876 | 1978-11-29 | Emmitsburg | Frederick |
| Gilpin`s Falls Covered Bridge | ca. 1855 | 2008-12-03 | North East | Cecil |