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Samassi is a town and comune in the Province of Medio Campidano in the autonomous island region of Sardinia in Italy, located about 35 kilometres (22 mi) northwest of Cagliari and about 9 kilometres (6 mi) south of Sanluri. It has 4,674 inhabitants.
Samassi borders the municipalities of Furtei, Sanluri, Serramanna, and Serrenti.
Demographics
As of 2026, the population is 4,674, of which 49.3% are male, and 50.7% are female. Minors make up 10.9% of the population, and seniors make up 31.0%.
| Year | Pop. | ±% |
|---|---|---|
| 1861 | 2,509 | — |
| 1871 | 2,316 | −7.7% |
| 1881 | 2,477 | +7.0% |
| 1901 | 2,379 | −4.0% |
| 1911 | 2,827 | +18.8% |
| 1921 | 3,003 | +6.2% |
| 1931 | 3,446 | +14.8% |
| 1936 | 3,525 | +2.3% |
| Year | Pop. | ±% |
|---|---|---|
| 1951 | 4,337 | +23.0% |
| 1961 | 4,534 | +4.5% |
| 1971 | 4,742 | +4.6% |
| 1981 | 5,312 | +12.0% |
| 1991 | 5,463 | +2.8% |
| 2001 | 5,274 | −3.5% |
| 2011 | 5,321 | +0.9% |
| 2021 | 4,836 | −9.1% |
Historical population
Source: ISTAT
Immigration
As of 2025, immigrants make up 5.2% of the population. The 5 largest foreign countries of birth are India, Switzerland, Senegal, Germany, and Romania.
