| Undated photograph of Great Wicomico River Light (USCG) | |
| Location | Mouth of the Great Wicomico River |
|---|---|
| Coordinates | |
| Year first lit | 1889 |
| Deactivated | 1967 |
| Foundation | screw-pile |
| Construction | cast-iron/wood |
| Tower shape | hexagonal house |
| Height | 42 ft |
| Original lens | fourth-order Fresnel lens |
| Range | 7 mi |
| Characteristic | Flashing 6 sec |
The Great Wicomico River Light was a lighthouse located at the mouth of the Great Wicomico River, south of the Potomac River on the western side of the Chesapeake Bay.