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Population & demographics
All demographic data for Agosta: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Agosta.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Agosta.
Agosta is a small municipality in the province of Roma, Lazio region. With a population of 1679 inhabitants and a density of 173 per km², it covers an area of 9.7 km². The average declared income is 22.864 €.
Agosta in numbers: the analysis
The census record tells a story of long decline: in 1951 Agosta had 1,909 inhabitants; today (2026) it has 1,679 — 12% fewer.
The generational balance is in line with the norm: the ageing index of Agosta is 230 (over-65s per 100 under-14s).
Demographic projections to 2050 estimate about 1,567 inhabitants for Agosta: an expected decline of 6.7% from today.
Compared with the provincial average of Roma (about 34,917 residents per municipality), Agosta is a markedly smaller centre.
Among the 121 municipalities of the province of Roma, Agosta ranks 81 by population.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 1713 |
| 2020 | 1717 |
| 2021 | 1703 |
| 2022 | 1704 |
| 2023 | 1706 |
| 2024 | 1684 |
| 2025 | 1675 |
| 2026 | 1679 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 816 | 48.6% |
| Women | 863 | 51.4% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 12 |
| 2022 | 10 |
| 2023 | 14 |
| 2024 | 10 |
| 2025 | 10 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 1909 |
| 1961 | 1579 |
| 1971 | 1280 |
| 1981 | 1217 |
| 1991 | 1450 |
| 2001 | 1617 |
| 2011 | 1760 |
| 2019 | 1713 |
| 2020 | 1717 |
| 2021 | 1703 |
| 2022 | 1704 |
| 2023 | 1706 |
| 2024 | 1684 |
| 2025 | 1675 |
| 2026 | 1679 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 1422 | 42.4% |
| Married | 1574 | 47.0% |
| Divorced | 86 | 2.6% |
| Widowed | 268 | 8.0% |
School-Age Population (2026)
Total 0-18 years: 262
| Valore | |
|---|---|
| Nido (0-2) | 34 |
| Infanzia (3-5) | 38 |
| Primaria (6-10) | 79 |
| Medie (11-13) | 30 |
| Superiori (14-18) | 81 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Agosta population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/agosta-058002" title="Population pyramid of Agosta — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/agosta-058002" alt="Population pyramid of Agosta — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>