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  1. Home
  2. Basilicata
  3. Matera
  4. Grassano

Grassano is a small municipality in the province of Matera, Basilicata region. With a population of 4530 inhabitants and a density of 109 per km², it covers an area of 41.6 km². The average declared income is 17.504 €.

BasilicataMatera

Grassano

ISTAT Code: 077011

40.6335°N, 16.2843°E

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4.5k
Inhabitants
109
Inhabitants/km²
17.504 €
Average Income
13.79 µg/m³
PM2.5
3,2%
Land Consumption
41.6 km²
Area

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Population Trend

Male/Female Ratio

4530Totale
Men
Women

Demographic Statistics

Men2258
Women2272
Year2026

Demographic Indices

-1.05%
Annual change
change from the previous year
282.1
Ageing index
65+ / 0-14 × 100
64.3
Dependency ratio
(0-14 + 65+) / 15-64 × 100
161.1
Workforce replacement
60-64 / 15-19 × 100
122.9
Workforce structure
40-64 / 15-39 × 100
17.2
Child dependency
0-4 / women 15-49 × 100
47.77
Average age
weighted average age

Births (recent years)

Historical Population (1951-present)

Marital Status (2025)

9156Totale
Single
Married
Divorced
Widowed

School-Age Population (2026)

Total 0-18 years: 650

Foreign residents

Foreign presence and top citizenships

Main citizenships
Foreign residents
117
Foreign-resident share: 2.56%
Main citizenships
Romania38
Marocco21
Bangladesh12
Nigeria8
Costa d'Avorio4

Municipalities in the same province

Accettura

Matera, Basilicata

Aliano

Matera, Basilicata

Bernalda

Matera, Basilicata

Calciano

Matera, Basilicata

Cirigliano

Matera, Basilicata

Municipalities in the same region

Abriola

Potenza, Basilicata

Accettura

Matera, Basilicata

Acerenza

Potenza, Basilicata

Albano di Lucania

Potenza, Basilicata

Aliano

Matera, Basilicata

Anzi

Potenza, Basilicata

Municipalities with similar population

Genzano di Lucania

5.183 · Potenza, Basilicata

Lagonegro

4.989 · Potenza, Basilicata

Muro Lucano

4.897 · Potenza, Basilicata

Tursi

4.748 · Matera, Basilicata

Tricarico

4.710 · Matera, Basilicata

Bella

4.666 · Potenza, Basilicata

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