Kolka Lighthouse
| Location | Irbe Strait, Latvia |
|---|---|
| Coordinates | 57°48′09″N 22°38′05″E / 57.80238°N 22.63462°E |
| Tower | |
| Constructed | 1875 |
| Foundation | 1873 |
| Construction | cast iron |
| Automated | 1979 |
| Height | 21 metres (69 ft) |
| Shape | octagonal seawalled island with red tower |
| Markings | red tower |
| Heritage | National industrial monument |
| Light | |
| First lit | 1884 |
| Focal height | 20 metres (66 ft) |
| Range | 9.3 nautical miles (17.2 km; 10.7 mi) |
| Characteristic | Fl(2) W 10s |
| Latvia no. | UZ-410 |
Kolka Lighthouse (Latvian: Kolkas bāka) is a lighthouse located in Irbe Strait, 5.2 kilometres (3.2 mi) off the Latvian coast on a specially created artificial island. The lighthouse guides ships around the dangerous Cape Kolka, at the eastern entrance to the Irbe Strait from the Gulf of Rīga.