The Ninth Municipality (In Italian: Nona Municipalità or Municipalità 9) is one of the ten boroughs in which the Italian city of Naples is divided.

[1] The municipality is located in the north-western suburb of the city and borders with Marano di Napoli, Quarto and Pozzuoli.

Its territory includes the zones of Guantai, Rione Traiano, La Loggetta, Torre Caracciolo and Masseria Romano.

The Ninth Municipality is divided into 2 quarters: