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  1. Home
  2. Lombardia
  3. Monza e della Brianza
  4. Seveso

Seveso is a medium-sized municipality in the province of Monza e della Brianza, Lombardia region. With a population of 23.982 inhabitants and a density of 3241 per km², it covers an area of 7.4 km². The average declared income is 27.040 €.

LombardiaMonza e della Brianza

Seveso

ISTAT Code: 108040

45.6474°N, 9.1385°E

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24.0k
Inhabitants
3241
Inhabitants/km²
27.040 €
Average Income
13.79 µg/m³
PM2.5
48,9%
Land Consumption
7.4 km²
Area

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Population Trend

Male/Female Ratio

23.982Totale
Men
Women

Demographic Statistics

Men11.802
Women12.180
Year2026

Demographic Indices

+0.33%
Annual change
change from the previous year
171.7
Ageing index
65+ / 0-14 × 100
55
Dependency ratio
(0-14 + 65+) / 15-64 × 100
133
Workforce replacement
60-64 / 15-19 × 100
141.1
Workforce structure
40-64 / 15-39 × 100
17.8
Child dependency
0-4 / women 15-49 × 100
45.06
Average age
weighted average age

Births (recent years)

Historical Population (1951-present)

Marital Status (2025)

47.774Totale
Single
Married
Divorced
Widowed

School-Age Population (2026)

Total 0-18 years: 4144

Foreign residents

Foreign presence and top citizenships

Main citizenships
Foreign residents
2104
Foreign-resident share: 8.8%
Main citizenships
Romania289
Albania268
Pakistan225
Ucraina210
Marocco204

Municipalities in the same province

Agrate Brianza

Monza e della Brianza, Lombardia

Aicurzio

Monza e della Brianza, Lombardia

Albiate

Monza e della Brianza, Lombardia

Arcore

Monza e della Brianza, Lombardia

Barlassina

Monza e della Brianza, Lombardia

Municipalities in the same region

Abbadia Cerreto

Lodi, Lombardia

Abbadia Lariana

Lecco, Lombardia

Abbiategrasso

Milano, Lombardia

Acquafredda

Brescia, Lombardia

Acquanegra Cremonese

Cremona, Lombardia

Acquanegra sul Chiese

Mantova, Lombardia

Municipalities with similar population

Parabiago

28.142 · Milano, Lombardia

Garbagnate Milanese

26.913 · Milano, Lombardia

Buccinasco

26.618 · Milano, Lombardia

Lainate

26.327 · Milano, Lombardia

Bresso

26.282 · Milano, Lombardia

Giussano

26.242 · Monza e della Brianza, Lombardia

Source: ISTAT 2025, MEF 2023, ISPRA 2024, EEA 2022 · Year: 2025