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Lillianes is a small municipality in the province of Valle d'Aosta/Vallée d'Aoste, Valle d'Aosta/Vallée d'Aoste region. With a population of 410 inhabitants and a density of 22 per km², it covers an area of 18.9 km². The average declared income is 21.905 €.

Lillianes in numbers: the analysis

The census record tells a story of long decline: in 1951 Lillianes had 529 inhabitants; today (2026) it has 410 — 22.5% fewer.

The generational balance is in line with the norm: the ageing index of Lillianes is 184 (over-65s per 100 under-14s).

Demographic projections to 2050 estimate about 300 inhabitants for Lillianes: an expected decline of 26.8% from today.

Compared with the provincial average of Valle d'Aosta/Vallée d'Aoste (about 1,656 residents per municipality), Lillianes is a markedly smaller centre.

Among the 74 municipalities of the province of Valle d'Aosta/Vallée d'Aoste, Lillianes ranks 52 by population.

Population Trend

Grafico a linee
AnnoPopolazione
2019449
2020445
2021446
2022432
2023425
2024412
2025419
2026410

Male/Female Ratio

Grafico a ciambella
Valore%
Men19447.3%
Women21652.7%

Demographic Statistics

Men194
Women216
Year2026

Demographic Indices

-2.15%
Annual change
change from the previous year
184.3
Ageing index
65+ / 0-14 × 100
54.7
Dependency ratio
(0-14 + 65+) / 15-64 × 100
178.9
Workforce replacement
60-64 / 15-19 × 100
157.3
Workforce structure
40-64 / 15-39 × 100
18.2
Child dependency
0-4 / women 15-49 × 100
46.74
Average age
weighted average age

Births (recent years)

Grafico a barre
Valore
20211
20222
20234
20245
20254

Historical Population (1951-present)

Grafico a linee
AnnoPopulation
1951529
1961497
1971469
1981450
1991456
2001473
2011465
2019449
2020445
2021446
2022432
2023425
2024412
2025419
2026410

Marital Status (2025)

Grafico a ciambella
Valore%
Single41249.2%
Married31637.7%
Divorced425.0%
Widowed688.1%

School-Age Population (2026)

Total 0-18 years: 64

Grafico a barre
Valore
Nido (0-2)12
Infanzia (3-5)6
Primaria (6-10)17
Medie (11-13)12
Superiori (14-18)17

Foreign residents

Foreign presence and top citizenships

Main citizenships
Foreign residents
30
Foreign-resident share: 7.16%
Main citizenships
Francia10
Romania7
Marocco6
Serbia4
Cina2

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

Population pyramid of Lillianes — DatiItalia
<a href="https://datitalia.eu/comune/lillianes-007042" title="Population pyramid of Lillianes — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/lillianes-007042" alt="Population pyramid of Lillianes — 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 Lillianes