Its name came from Nancai Village, which host the town's government. The village used to be part of a larger settlement named Caicun, which was named after Cai family who founded the settlement in the Song dynasty. During the Yuan dynasty, renovation of the Grand Canal opened a waterway that crossed Caicun, dividing it into Nancaicun and Beicaicun.[2]
^"2022年统计用区划代码和城乡划分代码" [2022 Statistical Division Codes and Urban-rural Differentiation Codes]. www.stats.gov.cn (in Chinese). Archived from the original on 2023-03-21. Retrieved 2023-06-19.