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Population & demographics
All demographic data for Busto Arsizio: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Busto Arsizio.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Busto Arsizio.
Busto Arsizio is a large municipality in the province of Varese, Lombardia region. With a population of 84.595 inhabitants and a density of 2714 per km², it covers an area of 31.2 km². The average declared income is 28.398 €.
Busto Arsizio in numbers: the analysis
Few municipalities in Lombardia are larger: it ranks no. 5 by population out of 1502.
Busto Arsizio is the most populous municipality in the province of Varese, out of 136 in total.
Busto Arsizio has grown substantially since 1951: from 52,607 inhabitants then to 84,595 in 2026, an increase of 60.8%.
The generational balance is in line with the norm: the ageing index of Busto Arsizio is 212 (over-65s per 100 under-14s).
For 2050 the projections point to an essentially unchanged population: about 88,282 inhabitants.
The average municipality in the province of Varese has about 6,506 residents: Busto Arsizio has 13 times as many.
Busto Arsizio is among Italy's major centres: the country's no. 60 municipality by population out of 7896.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 83.549 |
| 2020 | 83.679 |
| 2021 | 83.045 |
| 2022 | 82.754 |
| 2023 | 83.054 |
| 2024 | 83.372 |
| 2025 | 84.005 |
| 2026 | 84.595 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 40.942 | 48.4% |
| Women | 43.653 | 51.6% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 592 |
| 2022 | 543 |
| 2023 | 538 |
| 2024 | 554 |
| 2025 | 519 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 52.607 |
| 1961 | 64.367 |
| 1971 | 78.601 |
| 1981 | 79.728 |
| 1991 | 77.094 |
| 2001 | 75.916 |
| 2011 | 79.692 |
| 2019 | 83.549 |
| 2020 | 83.679 |
| 2021 | 83.045 |
| 2022 | 82.754 |
| 2023 | 83.054 |
| 2024 | 83.372 |
| 2025 | 84.005 |
| 2026 | 84.595 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 73.008 | 43.5% |
| Married | 74.336 | 44.3% |
| Divorced | 8120 | 4.8% |
| Widowed | 12.430 | 7.4% |
School-Age Population (2026)
Total 0-18 years: 13.311
| Valore | |
|---|---|
| Nido (0-2) | 1659 |
| Infanzia (3-5) | 1827 |
| Primaria (6-10) | 3434 |
| Medie (11-13) | 2305 |
| Superiori (14-18) | 4086 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Busto Arsizio population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/busto-arsizio-012026" title="Population pyramid of Busto Arsizio — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/busto-arsizio-012026" alt="Population pyramid of Busto Arsizio — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>