Trieste

Province in Friuli-Venezia Giulia

Province

The population development of Trieste.

Name	Status	Population Census 1981-10-25	Population Census 1991-10-20	Population Census 2001-10-21	Population Census 2011-10-09	Population Census 2021-12-31	Population Estimate 2026-01-01
Trieste	Province	283,641	261,825	242,235	232,601	228,833	227,840	→
Friuli-Venezia Giulia	Autonomous Region	1,235,363	1,199,039	1,185,123	1,220,291	1,194,647	1,193,496

Contents: Communes

The population development of the communes in Trieste.

The Details icon links to further information about a selected place including its population structure (gender, age groups, age distribution, citizenship).

Name	Status	Province	Population Census 1981-10-25	Population Census 1991-10-20	Population Census 2001-10-21	Population Census 2011-10-09	Population Census 2021-12-31	Population Estimate 2026-01-01
Duino-Aurisina (Devin-Nabrežina)	Commune	Trieste	8,255	8,501	8,765	8,586	8,353	8,185	→
Monrupino (Repentabor)	Commune	Trieste	834	847	868	881	857	836	→
Muggia	Commune	Trieste	13,939	13,214	13,306	13,022	12,916	12,627	→
San Dorligo della Valle (Dolina)	Commune	Trieste	6,159	5,956	5,927	5,912	5,693	5,622	→
Sgonico	Commune	Trieste	2,085	2,207	2,185	2,077	1,999	1,948	→
Trieste	Commune	Trieste	252,369	231,100	211,184	202,123	199,015	198,622	→

Source: Istituto Nazionale di Statistica Italia.

Explanation: The 2026 figures are preliminary.

Further information about the population structure:

Gender (E 2026)
Males	110,249
Females	117,591

Age Groups (E 2026)
0-17 years	28,898
18-64 years	132,571
65+ years	66,371

Age Distribution (E 2026)
90+ years	4,826
80-89 years	18,905
70-79 years	27,281
60-69 years	33,890
50-59 years	36,765
40-49 years	26,076
30-39 years	24,938
20-29 years	22,194
10-19 years	18,549
0-9 years	14,416

Citizenship (E 2026)
Italy	201,151
Foreign Citizenship	26,689