The province of Siena ( ) is a province in the region of Tuscany in central Italy. Its capital is the city of Siena.
It has a population of 259,502 in an area of across its 35 municipalities.
In each province, there is also a Prefect (prefetto), a representative of the central government who heads an agency called prefettura-ufficio territoriale del governo. The Questor (questore) is the head of State's Police (Polizia di Stato) in the province and his office is called questura. There is also a province's police force depending from local government, called provincial police (polizia provinciale).
List of presidents
List of presidents of the province since 2014, the year of the Delrio reform.
{|class="wikitable"
! class=unsortable|
! President
! Term start
! Term end
! Party
|-
! style="background:#FF0000;"|
|Fabrizio Nepi
|align=center|12 October 2014
|align=center|31 October 2018
|PD
|-
! style="background:#FF0000;"|
|Silvio Franceschelli
|align=center|31 October 2018
|align=center|28 July 2022
|PD
|-
! style="background:#FF0000;"|
|David Bussagli
|align=center|23 October 2022
|align=center|30 September 2024
|PD
|-
! style="background:#FF0000;"|
|Agnese Carletti
|align=center|30 September 2024
|align=center|Incumbent
|PD
|-
|}
Municipalities
thumb|right|250px|[[San Galgano Abbey in Chiusdino is a main attraction in the province.]]
There are 35 municipalities in the province:
- Abbadia San Salvatore
- Asciano
- Buonconvento
- Casole d'Elsa
- Castellina in Chianti
- Castelnuovo Berardenga
- Castiglione d'Orcia
- Cetona
- Chianciano Terme
- Chiusdino
- Chiusi
- Colle di Val d'Elsa
- Gaiole in Chianti
- Montalcino
- Montepulciano
- Monteriggioni
- Monteroni d'Arbia
- Monticiano
- Murlo
- Piancastagnaio
- Pienza
- Poggibonsi
- Radda in Chianti
- Radicofani
- Radicondoli
- Rapolano Terme
- San Casciano dei Bagni
- San Gimignano
- San Quirico d'Orcia
- Sarteano
- Siena
- Sinalunga
- Sovicille
- Torrita di Siena
- Trequanda
Demographics
As of 2026, the population is 259,502, of which 48.9% are male, and 51.1% are female. Minors make up 13.8% of the population, and seniors make up 27.4%.
Immigration
As of 2025, immigrants make up 15.4% of the total population. The 5 largest foreign countries of birth are Albania, Romania, Kosovo, Ukraine, and Pakistan.