Lucao Township () is a rural township in Chiayi County, Taiwan.
After the World War II in 1945, the Lucao Township Office was established on 18 January 1946.
It has a population total of 14,579 and an area of 54.3151 km<sup>2</sup>.
Houliao, Lutung, Lucao, Xijing, Lichou, Zhongliao, Shijia, Xiatan, Guangtan, Bitan, Songzhu, Zhushan, Houku, Sanjiao and Xiama Village.