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Population & demographics
All demographic data for Trivolzio: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Trivolzio.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Trivolzio.
Trivolzio is a small municipality in the province of Pavia, Lombardia region. With a population of 2494 inhabitants and a density of 648 per km², it covers an area of 3.9 km². The average declared income is 28.519 €.
Trivolzio in numbers: the analysis
The generational balance is in line with the norm: the ageing index of Trivolzio is 141 (over-65s per 100 under-14s).
Looking ahead to 2050, projections give Trivolzio about 3,423 inhabitants, up 37.2% from today.
Among the 185 municipalities of the province of Pavia, Trivolzio ranks 49 by population.
Trivolzio has grown substantially since 1951: from 1,035 inhabitants then to 2,494 in 2026, an increase of 141%.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 2274 |
| 2020 | 2313 |
| 2021 | 2316 |
| 2022 | 2364 |
| 2023 | 2386 |
| 2024 | 2437 |
| 2025 | 2441 |
| 2026 | 2494 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 1266 | 50.8% |
| Women | 1228 | 49.2% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 21 |
| 2022 | 16 |
| 2023 | 17 |
| 2024 | 13 |
| 2025 | 19 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 1035 |
| 1961 | 997 |
| 1971 | 992 |
| 1981 | 1037 |
| 1991 | 1084 |
| 2001 | 1204 |
| 2011 | 2036 |
| 2019 | 2274 |
| 2020 | 2313 |
| 2021 | 2316 |
| 2022 | 2364 |
| 2023 | 2386 |
| 2024 | 2437 |
| 2025 | 2441 |
| 2026 | 2494 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 2244 | 46.0% |
| Married | 2122 | 43.5% |
| Divorced | 220 | 4.5% |
| Widowed | 296 | 6.1% |
School-Age Population (2026)
Total 0-18 years: 437
| Valore | |
|---|---|
| Nido (0-2) | 48 |
| Infanzia (3-5) | 58 |
| Primaria (6-10) | 117 |
| Medie (11-13) | 85 |
| Superiori (14-18) | 129 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Trivolzio population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/trivolzio-018163" title="Population pyramid of Trivolzio — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/trivolzio-018163" alt="Population pyramid of Trivolzio — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>