Nueva Paz () is a municipality and town in the Mayabeque Province of Cuba. It was founded in 1802.
The municipality is divided into 8 consejos populares (i.e. "people's councils): the town of Nueva Paz and the villages of Bagáez, Jagua, Navarra, Palos, San Luis, Las Vegas and Yaya.
In 2022, the municipality of Nueva Paz had a population of 24,277. With a total area of , it has a population density of .
Nueva Paz is served by the A1 motorway, the Autopista Nacional, linking Havana to Santa Clara and Sancti SpÃÂritus. The villages of Vegas and Palos are served by a line of the Havana Suburban Railway.