Province of Siena

Province of Siena
Provincia di Siena (Italian)
Palazzo Reale, the provincial seat
Map highlighting the location of the province of Siena in Italy
Coordinates: 43°20′N 11°20′E / 43.333°N 11.333°E / 43.333; 11.333
Country Italy
RegionTuscany
Capital(s)Siena
Comuni35
Government
 • PresidentAgnese Carletti (PD)
Area
 • Total
3,820.98 km2 (1,475.29 sq mi)
Population
 (2025)
 • Total
259,826
 • Density67.9998/km2 (176.119/sq mi)
GDP
 • Total€8.196 billion (2015)
 • Per capita€30,374 (2015)
Time zoneUTC+1 (CET)
 • Summer (DST)UTC+2 (CEST)
Postal codes
53010–53015, 53017–53025, 53027, 53030–53031, 53034–53037, 53040–53043, 53045, 53047–53049, 53100
Telephone prefixes0577, 0578
ISO 3166 codeIT-SI
Vehicle registrationSI
ISTAT052
Websitewww.provincia.siena.it

The province of Siena (Italian: provincia di Siena [proˈvintʃa di ˈsjɛːna]) is a province in the Tuscany region of Italy. Its capital is the city of Siena. It has 259,826 inhabitants.