Lime Kiln Light
| Location | San Juan Island, Washington |
|---|---|
| Coordinates | 48°30′57″N 123°09′10″W / 48.5157°N 123.1527°W |
| Tower | |
| Constructed | 1914 |
| Foundation | Surface |
| Construction | Concrete |
| Automated | 1962 |
| Height | 38 feet (12 m) |
| Shape | Octagonal |
| Heritage | National Register of Historic Places listed place |
| Light | |
| First lit | 1919 |
| Focal height | 19 m (62 ft) |
| Lens | Fourth order Fresnel lens |
| Range | 15 nautical miles; 27 kilometres (17 mi) |
| Characteristic | White flash every 10 s |
Lime Kiln Light Station | |
| Nearest city | Friday Harbor, Washington |
| Area | 8 acres (3.2 ha) |
| Built | 1917–1919 |
| NRHP reference No. | 78002771 |
| Added to NRHP | December 14, 1978 |
The Lime Kiln Light is a functioning navigational aid located on Lime Kiln Point overlooking Dead Man's Bay on the western side of San Juan Island, San Juan County, Washington, in the United States. It guides ships through the Haro Straits and is part of Lime Kiln Point State Park, which offers tours during summer months.