曾大屋是典型的客家圍村之一，是曾氏家族的根據地，始建於1848年，歷時20年才完成。大屋以花崗石、青磚及實心木材造成，是沙田保存得最完整的粵東客籍圍村。Tsang Tai Uk is one of the typical Hakka fortified villages and was built in 1848 as a stronghold for the Tsang Clan. It is the best preserved Hakka fortified village in Sha Tin said to have taken 20 years to build with granite, grey bricks and solid timber.