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  1. Home
  2. Molise
  3. Isernia
  4. San Pietro Avellana

San Pietro Avellana is a small municipality in the province of Isernia, Molise region. With a population of 390 inhabitants and a density of 9 per km², it covers an area of 45.0 km². The average declared income is 16.134 €.

MoliseIsernia

San Pietro Avellana

ISTAT Code: 094043

41.7888°N, 14.1835°E

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390
Inhabitants
9
Inhabitants/km²
16.134 €
Average Income
13.79 µg/m³
PM2.5
1,4%
Land Consumption
45.0 km²
Area

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Region page

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Open the full profile page for the province of Isernia.

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Regional income ranking

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Population Trend

Male/Female Ratio

390Totale
Men
Women

Demographic Statistics

Men194
Women196
Year2026

Demographic Indices

-1.52%
Annual change
change from the previous year
572
Ageing index
65+ / 0-14 × 100
75.7
Dependency ratio
(0-14 + 65+) / 15-64 × 100
158.8
Workforce replacement
60-64 / 15-19 × 100
136.2
Workforce structure
40-64 / 15-39 × 100
13.6
Child dependency
0-4 / women 15-49 × 100
52.59
Average age
weighted average age

Births (recent years)

Historical Population (1951-present)

Marital Status (2025)

792Totale
Single
Married
Divorced
Widowed

School-Age Population (2026)

Total 0-18 years: 34

Foreign residents

Foreign presence and top citizenships

Main citizenships
Foreign residents
16
Foreign-resident share: 4.04%
Main citizenships
Polonia5
Marocco4
Francia2
Romania2
Sri Lanka2

Municipalities in the same province

Acquaviva d'Isernia

Isernia, Molise

Agnone

Isernia, Molise

Bagnoli del Trigno

Isernia, Molise

Belmonte del Sannio

Isernia, Molise

Cantalupo nel Sannio

Isernia, Molise

Municipalities in the same region

Acquaviva Collecroce

Campobasso, Molise

Acquaviva d'Isernia

Isernia, Molise

Agnone

Isernia, Molise

Bagnoli del Trigno

Isernia, Molise

Baranello

Campobasso, Molise

Belmonte del Sannio

Isernia, Molise

Municipalities with similar population

Monacilioni

464 · Campobasso, Molise

San Polo Matese

456 · Campobasso, Molise

Pettoranello del Molise

446 · Isernia, Molise

Casalciprano

444 · Campobasso, Molise

Castel San Vincenzo

433 · Isernia, Molise

Ripabottoni

430 · Campobasso, Molise

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