石澳天后廟保存住一塊清朝光緒十七年（1891年）嘅匾額，所以呢間廟唔會遲過1890年代落成。
The Tin Hau Temple in Shek O preserves a plaque dating from the 17th year of Guangxu in the Qing Dynasty (1891), so the temple will not be completed later than the 1890s.