| Third Municipality of Naples | |
| Native Name: | Municipalità 3 Terza Municipalità |
| Type: | Borough |
| Subdivision Type: | Country |
| Subdivision Name: |  Italy |
| Subdivision Type2: | Municipality |
| Subdivision Name2: | Naples |
| Coordinates: | 40.8738°N 14.2468°W |
| Established Title: | Established |
| Established Date: | 2005 |
| Seat Type: | Seat |
| Seat: | Via Lieti, 91 |
| Leader Title: | President |
| Leader Name: | Ivo Poggiani |
| Leader Title2: | Vice President |
| Area Total Km2: | 9.51 |
| Population Total: | 103,633 |
| Population As Of: | 2007 |
| Population Density Km2: | auto |
| Website: | M3 on Naples site |
The Third Municipality (In Italian: Terza Municipalità or Municipalità 3) is one of the ten boroughs in which the Italian city of Naples is divided.[1]
The municipality is located in central and northern area of the city, including a large bit of the historical center.
Its territory includes the zones of Colli Aminei, Rione Sanità and Capodimonte, famous for the museum, the park and the palace.
The Third Municipality is divided into 2 quarters:
| Quarter | Population | Area (km²) | |
|---|---|---|---|
| San Carlo all'Arena | 72,933 | 7.64 | |
| Stella | 30,700 | 1.87 | |
| Total | 103,633 | 9.51 |