卡斯泰纳索（意大利语：Castenaso）是意大利艾米利亚-罗马涅大区博洛尼亚省的一个镇，距离大区首府博洛尼亚约12公里。

Castenaso is a town and comune in the province of Bologna, Emilia-Romagna, Italy. It is located around 12 kilometres (7 miles) away from Bologna, the capital of Emilia Romagna.

The population of Castenaso is 13,607 people after the 2001 Italian census. In the previous census, the population was 13,436 people, thus increasing in population by 1.27%. Castenaso has a population density of 381.15 people per square kilometer. The 13,607 inhabitants have 5,377 families, with, on average, 2.53 people per family.