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San Pietro al Natisone is a small municipality in the province of Udine, Friuli-Venezia Giulia region. With a population of 2069 inhabitants and a density of 87 per km², it covers an area of 23.9 km². The average declared income is 22.684 €.

San Pietro al Natisone in numbers: the analysis

Demographic projections to 2050 estimate about 1,831 inhabitants for San Pietro al Natisone: an expected decline of 11.5% from today.

The ageing index is one of the starkest signals: in San Pietro al Natisone there are 327 residents over 65 for every 100 under 14, well above the national average.

The census record tells a story of long decline: in 1951 San Pietro al Natisone had 3,088 inhabitants; today (2026) it has 2,069 — 33% fewer.

Among the 134 municipalities of the province of Udine, San Pietro al Natisone ranks 71 by population.

Compared with the provincial average of Udine (about 3,849 residents per municipality), San Pietro al Natisone is a markedly smaller centre.

Population Trend

Grafico a linee
AnnoPopolazione
20192144
20202124
20212129
20222086
20232070
20242084
20252058
20262069

Male/Female Ratio

Grafico a ciambella
Valore%
Men102249.4%
Women104750.6%

Demographic Statistics

Men1022
Women1047
Year2026

Demographic Indices

+0.53%
Annual change
change from the previous year
327
Ageing index
65+ / 0-14 × 100
61.8
Dependency ratio
(0-14 + 65+) / 15-64 × 100
189.3
Workforce replacement
60-64 / 15-19 × 100
154.3
Workforce structure
40-64 / 15-39 × 100
10.7
Child dependency
0-4 / women 15-49 × 100
49.32
Average age
weighted average age

Births (recent years)

Grafico a barre
Valore
20219
20228
20238
20246
20258

Historical Population (1951-present)

Grafico a linee
AnnoPopulation
19513088
19612842
19712331
19812060
19912173
20012155
20112223
20192144
20202124
20212129
20222086
20232070
20242084
20252058
20262069

Marital Status (2025)

Grafico a ciambella
Valore%
Single182044.2%
Married173842.2%
Divorced2345.7%
Widowed3247.9%

School-Age Population (2026)

Total 0-18 years: 268

Grafico a barre
Valore
Nido (0-2)27
Infanzia (3-5)26
Primaria (6-10)50
Medie (11-13)48
Superiori (14-18)117

Foreign residents

Foreign presence and top citizenships

Main citizenships
Foreign residents
122
Foreign-resident share: 5.93%
Main citizenships
Romania22
Croazia21
Slovenia15
Bosnia-Erzegovina14
Albania12

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Use the San Pietro al Natisone population pyramid on your site or article — the DatiItalia source link is already included.

Population pyramid of San Pietro al Natisone — DatiItalia
<a href="https://datitalia.eu/comune/san-pietro-al-natisone-030103" title="Population pyramid of San Pietro al Natisone — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/san-pietro-al-natisone-030103" alt="Population pyramid of San Pietro al Natisone — 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 San Pietro al Natisone