| Klooga | |
| Settlement Type: | Small borough |
| Coordinates: | 59.32°N 36.84°W |
| Pushpin Map: | Estonia |
| Subdivision Type: | Country |
| Subdivision Name: |  Estonia |
| Subdivision Name1: | Harju County |
| Subdivision Type1: | County |
| Subdivision Type2: | Municipality |
| Subdivision Name2: | Lääne-Harju Parish |
Klooga is a small borough in Lääne-Harju Parish in Harju County in northern Estonia. At the 2011 Census, the settlement's population was 1,203, of which the Estonians were 642 (53.4%).[1]
During the German occupation in World War II, Klooga concentration camp, a Nazi labor camp, was situated there as a satellite camp of Vaivara concentration camp. On 19 September 1944, about 2,000 inmates of the Klooga camp were executed and the corpses burned on pyres.
A large area of the settlement is covered by Estonian Defence Forces' military training field Klooga training area.
Klooga has rail stations Klooga and Klooga-Aedlinn on the Elron western route.