| Year | Pop. | ±% |
|---|---|---|
| 1861 | 2,402,000 | — |
| 1871 | 2,520,000 | +4.9% |
| 1881 | 2,660,000 | +5.6% |
| 1901 | 2,914,000 | +9.5% |
| 1911 | 3,102,000 | +6.5% |
| 1921 | 3,343,000 | +7.8% |
| 1931 | 3,509,000 | +5.0% |
| 1936 | 3,697,000 | +5.4% |
| 1951 | 4,346,000 | +17.6% |
| 1961 | 4,761,000 | +9.5% |
| 1971 | 5,059,000 | +6.3% |
| 1981 | 5,463,000 | +8.0% |
| 1991 | 5,630,000 | +3.1% |
| 2001 | 5,702,000 | +1.3% |
| 2011 | 5,834,000 | +2.3% |
| 2020 | 5,624,260 | −3.6% |
| Source: ISTAT 2001, 2011, 2014 | ||
The resident population in Campania is 5,624,260 inhabitants as of 31 December 2020, which corresponds to 9.6% of the Italian population.[1] The male population on 1 January 2015 reached 2,848,043 units and constituted 48.6% of the population of Campania. The female population was made up of 3,013,486 units and constituted 51.4% of the regional population. As of 1 January 2020, the foreign population residing in Campania reached 254,791 people, with an incidence on the regional population of approximately 4%, below the national average of 8%.[2]