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Population & demographics
All demographic data for Marzano: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Marzano.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Marzano.
Marzano is a small municipality in the province of Pavia, Lombardia region. With a population of 1804 inhabitants and a density of 193 per km², it covers an area of 9.4 km². The average declared income is 22.866 €.
Marzano in numbers: the analysis
Marzano has grown substantially since 1951: from 1,209 inhabitants then to 1,804 in 2026, an increase of 49.2%.
The generational balance is in line with the norm: the ageing index of Marzano is 136 (over-65s per 100 under-14s).
Looking ahead to 2050, projections give Marzano about 2,414 inhabitants, up 33.8% from today.
Compared with the provincial average of Pavia (about 2,951 residents per municipality), Marzano is a markedly smaller centre.
Among the 185 municipalities of the province of Pavia, Marzano ranks 61 by population.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 1657 |
| 2020 | 1637 |
| 2021 | 1663 |
| 2022 | 1684 |
| 2023 | 1665 |
| 2024 | 1703 |
| 2025 | 1771 |
| 2026 | 1804 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 949 | 52.6% |
| Women | 855 | 47.4% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 13 |
| 2022 | 9 |
| 2023 | 13 |
| 2024 | 12 |
| 2025 | 12 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 1209 |
| 1961 | 1121 |
| 1971 | 973 |
| 1981 | 839 |
| 1991 | 812 |
| 2001 | 1025 |
| 2011 | 1559 |
| 2019 | 1657 |
| 2020 | 1637 |
| 2021 | 1663 |
| 2022 | 1684 |
| 2023 | 1665 |
| 2024 | 1703 |
| 2025 | 1771 |
| 2026 | 1804 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 1666 | 47.0% |
| Married | 1522 | 43.0% |
| Divorced | 160 | 4.5% |
| Widowed | 194 | 5.5% |
School-Age Population (2026)
Total 0-18 years: 316
| Valore | |
|---|---|
| Nido (0-2) | 37 |
| Infanzia (3-5) | 48 |
| Primaria (6-10) | 79 |
| Medie (11-13) | 54 |
| Superiori (14-18) | 98 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Marzano population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/marzano-018087" title="Population pyramid of Marzano — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/marzano-018087" alt="Population pyramid of Marzano — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>