| First Municipality of Naples | |
| Native Name: | Municipalità 1 Prima Municipalità |
| Type: | Borough |
| Coordinates: | 40.8056°N 14.2033°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Italy |
| Subdivision Type2: | Municipality |
| Subdivision Name2: | Naples |
| Established Title: | Established |
| Established Date: | 2005 |
| Seat Type: | Seat |
| Seat: | Via Santa Maria degli Angeli a Pizzofalcone, 1 |
| Leader Title: | President |
| Leader Name: | Fabio Chiosi |
| Leader Title2: | Vice President |
| Leader Name2: | Maurizio Tesorone |
| Area Total Km2: | 8.80 |
| Population Total: | 84,067 |
| Population As Of: | 2007 |
| Population Density Km2: | auto |
| Website: | M1 on Naples site |
The First Municipality (In Italian: Prima Municipalità or Municipalità 1) is one of the ten boroughs in which the Italian city of Naples is divided.[1] It is the lesser-populated municipality.
The municipality is located by the coast in the south-western area of the city. It is extended from the western branch of the Port of Naples to the borders with Nisida (part of Bagnoli).
Its territory includes the zones of Mergellina, Piedigrotta, Borgo Santa Lucia,, Marechiaro and .
The First Municipality is divided into 3 quarters:
| Quarter | Population | Area (km2) | |
|---|---|---|---|
| Chiaia | 41,423 | 2.71 | |
| Posillipo | 23,311 | 5.17 | |
| San Ferdinando | 17,939 | 0.92 | |
| Total | 84,067 | 8.80 |