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Population & demographics
All demographic data for Pornassio: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Pornassio.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Pornassio.
Pornassio is a small municipality in the province of Imperia, Liguria region. With a population of 682 inhabitants and a density of 26 per km², it covers an area of 26.5 km². The average declared income is 19.541 €.
Pornassio in numbers: the analysis
Among the 66 municipalities of the province of Imperia, Pornassio ranks 34 by population.
The census record tells a story of long decline: in 1951 Pornassio had 1,075 inhabitants; today (2026) it has 682 — 36.6% fewer.
The generational balance is in line with the norm: the ageing index of Pornassio is 208 (over-65s per 100 under-14s).
Looking ahead to 2050, projections give Pornassio about 740 inhabitants, up 8.5% from today.
Compared with the provincial average of Imperia (about 3,180 residents per municipality), Pornassio is a markedly smaller centre.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 666 |
| 2020 | 654 |
| 2021 | 663 |
| 2022 | 656 |
| 2023 | 626 |
| 2024 | 569 |
| 2025 | 633 |
| 2026 | 682 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 396 | 58.1% |
| Women | 286 | 41.9% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 5 |
| 2022 | 4 |
| 2023 | 6 |
| 2024 | 6 |
| 2025 | 5 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 1075 |
| 1961 | 931 |
| 1971 | 807 |
| 1981 | 694 |
| 1991 | 635 |
| 2001 | 651 |
| 2011 | 584 |
| 2019 | 666 |
| 2020 | 654 |
| 2021 | 663 |
| 2022 | 656 |
| 2023 | 626 |
| 2024 | 569 |
| 2025 | 633 |
| 2026 | 682 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 580 | 45.8% |
| Married | 528 | 41.7% |
| Divorced | 70 | 5.5% |
| Widowed | 88 | 7.0% |
School-Age Population (2026)
Total 0-18 years: 105
| Valore | |
|---|---|
| Nido (0-2) | 17 |
| Infanzia (3-5) | 23 |
| Primaria (6-10) | 24 |
| Medie (11-13) | 22 |
| Superiori (14-18) | 19 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Pornassio population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/pornassio-008046" title="Population pyramid of Pornassio — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/pornassio-008046" alt="Population pyramid of Pornassio — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>