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Castelnuovo Bormida is a small municipality in the province of Alessandria, Piemonte region. With a population of 636 inhabitants and a density of 47 per km², it covers an area of 13.5 km². The average declared income is 22.145 €.

Castelnuovo Bormida in numbers: the analysis

Among the 187 municipalities of the province of Alessandria, Castelnuovo Bormida ranks 99 by population.

The census record tells a story of long decline: in 1951 Castelnuovo Bormida had 1,416 inhabitants; today (2026) it has 636 — 55.1% fewer.

The ageing index is one of the starkest signals: in Castelnuovo Bormida there are 419 residents over 65 for every 100 under 14, well above the national average.

Demographic projections to 2050 estimate about 557 inhabitants for Castelnuovo Bormida: an expected decline of 12.4% from today.

Compared with the provincial average of Alessandria (about 2,182 residents per municipality), Castelnuovo Bormida is a markedly smaller centre.

Population Trend

Grafico a linee
AnnoPopolazione
2019661
2020626
2021626
2022612
2023627
2024617
2025631
2026636

Male/Female Ratio

Grafico a ciambella
Valore%
Men30447.8%
Women33252.2%

Demographic Statistics

Men304
Women332
Year2026

Demographic Indices

+0.79%
Annual change
change from the previous year
419.2
Ageing index
65+ / 0-14 × 100
73.8
Dependency ratio
(0-14 + 65+) / 15-64 × 100
220.8
Workforce replacement
60-64 / 15-19 × 100
177.3
Workforce structure
40-64 / 15-39 × 100
12
Child dependency
0-4 / women 15-49 × 100
52.35
Average age
weighted average age

Births (recent years)

Grafico a barre
Valore
20214
20222
20231
20242
20254

Historical Population (1951-present)

Grafico a linee
AnnoPopulation
19511416
19611200
1971969
1981755
1991702
2001648
2011680
2019661
2020626
2021626
2022612
2023627
2024617
2025631
2026636

Marital Status (2025)

Grafico a ciambella
Valore%
Single47237.4%
Married58046.0%
Divorced745.9%
Widowed13610.8%

School-Age Population (2026)

Total 0-18 years: 76

Grafico a barre
Valore
Nido (0-2)7
Infanzia (3-5)6
Primaria (6-10)23
Medie (11-13)13
Superiori (14-18)27

Foreign residents

Foreign presence and top citizenships

Main citizenships
Foreign residents
52
Foreign-resident share: 8.24%
Main citizenships
Romania14
Macedonia del Nord10
Ecuador5
Francia4
Marocco3

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Use the Castelnuovo Bormida population pyramid on your site or article — the DatiItalia source link is already included.

Population pyramid of Castelnuovo Bormida — DatiItalia
<a href="https://datitalia.eu/comune/castelnuovo-bormida-006052" title="Population pyramid of Castelnuovo Bormida — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/castelnuovo-bormida-006052" alt="Population pyramid of Castelnuovo Bormida — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>
Source: ISTAT, MEF, ISPRA, EEA · Year: 2025 · updated Jun 28, 2026

Altri dati e servizi a Castelnuovo Bormida