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Population & demographics
All demographic data for Assemini: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Assemini.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Assemini.
Assemini is a medium-sized municipality in the province of Cagliari, Sardegna region. With a population of 25.575 inhabitants and a density of 214 per km², it covers an area of 119.5 km². The average declared income is 21.066 €.
Assemini in numbers: the analysis
Demographic projections to 2050 estimate about 23,627 inhabitants for Assemini: an expected decline of 7.6% from today.
Few municipalities in Sardegna are larger: it ranks no. 9 by population out of 377.
Among the 17 municipalities of the province of Cagliari, Assemini ranks 4 by population.
Assemini has grown substantially since 1951: from 6,902 inhabitants then to 25,575 in 2026, an increase of 270.5%.
The generational balance is in line with the norm: the ageing index of Assemini is 237 (over-65s per 100 under-14s).
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 26.173 |
| 2020 | 26.194 |
| 2021 | 26.291 |
| 2022 | 26.159 |
| 2023 | 25.926 |
| 2024 | 25.762 |
| 2025 | 25.630 |
| 2026 | 25.575 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 12.507 | 48.9% |
| Women | 13.068 | 51.1% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 153 |
| 2022 | 138 |
| 2023 | 157 |
| 2024 | 133 |
| 2025 | 128 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 6902 |
| 1961 | 9439 |
| 1971 | 11.627 |
| 1981 | 16.830 |
| 1991 | 20.491 |
| 2001 | 23.973 |
| 2011 | 26.620 |
| 2019 | 26.173 |
| 2020 | 26.194 |
| 2021 | 26.291 |
| 2022 | 26.159 |
| 2023 | 25.926 |
| 2024 | 25.762 |
| 2025 | 25.630 |
| 2026 | 25.575 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 23.690 | 46.3% |
| Married | 22.282 | 43.5% |
| Divorced | 2258 | 4.4% |
| Widowed | 2984 | 5.8% |
School-Age Population (2026)
Total 0-18 years: 3561
| Valore | |
|---|---|
| Nido (0-2) | 413 |
| Infanzia (3-5) | 410 |
| Primaria (6-10) | 874 |
| Medie (11-13) | 655 |
| Superiori (14-18) | 1209 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Assemini population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/assemini-092003" title="Population pyramid of Assemini — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/assemini-092003" alt="Population pyramid of Assemini — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>