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Population & demographics
All demographic data for Ottobiano: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Ottobiano.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Ottobiano.
Ottobiano is a small municipality in the province of Pavia, Lombardia region. With a population of 1083 inhabitants and a density of 44 per km², it covers an area of 24.6 km². The average declared income is 22.975 €.
Ottobiano in numbers: the analysis
The ageing index is one of the starkest signals: in Ottobiano there are 257 residents over 65 for every 100 under 14, well above the national average.
For 2050 the projections point to an essentially unchanged population: about 1,049 inhabitants.
Compared with the provincial average of Pavia (about 2,951 residents per municipality), Ottobiano is a markedly smaller centre.
Among the 185 municipalities of the province of Pavia, Ottobiano ranks 94 by population.
The census record tells a story of long decline: in 1951 Ottobiano had 2,093 inhabitants; today (2026) it has 1,083 — 48.3% fewer.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 1093 |
| 2020 | 1087 |
| 2021 | 1068 |
| 2022 | 1073 |
| 2023 | 1076 |
| 2024 | 1070 |
| 2025 | 1099 |
| 2026 | 1083 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 532 | 49.1% |
| Women | 551 | 50.9% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 4 |
| 2022 | 2 |
| 2023 | 9 |
| 2024 | 5 |
| 2025 | 5 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 2093 |
| 1961 | 1854 |
| 1971 | 1438 |
| 1981 | 1190 |
| 1991 | 1092 |
| 2001 | 1131 |
| 2011 | 1181 |
| 2019 | 1093 |
| 2020 | 1087 |
| 2021 | 1068 |
| 2022 | 1073 |
| 2023 | 1076 |
| 2024 | 1070 |
| 2025 | 1099 |
| 2026 | 1083 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 982 | 44.7% |
| Married | 864 | 39.3% |
| Divorced | 106 | 4.8% |
| Widowed | 246 | 11.2% |
School-Age Population (2026)
Total 0-18 years: 151
| Valore | |
|---|---|
| Nido (0-2) | 18 |
| Infanzia (3-5) | 23 |
| Primaria (6-10) | 32 |
| Medie (11-13) | 21 |
| Superiori (14-18) | 57 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Ottobiano population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/ottobiano-018106" title="Population pyramid of Ottobiano — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/ottobiano-018106" alt="Population pyramid of Ottobiano — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>