South Tyrol (German: Südtirol [ˈzyːtːiˌʁoːl] , locally [ˈsyːtiˌroːl]; Italian: Alto Adige [ˈalto ˈaːdidʒe]; Ladin: Südtirol), officially the Autonomous Province of Bolzano/Bozen – South Tyrol, is an autonomous province in northern Italy. Together with Trentino, South Tyrol forms the autonomous region of Trentino-Alto Adige/Südtirol. The province is Italy's northernmost and the second-largest, with an area of 7,400 square kilometres (2,857 sq mi), and has a population of about 534,000 as of 2021. Its capital and largest city is Bolzano.
South Tyrol has a considerable level of self-government, consisting of a large range of exclusive legislative and executive powers and a fiscal regime that allows it to retain 90% of revenue, while remaining a net contributor to the national budget. As of 2023, it is Italy's wealthiest province and among the wealthiest in the European Union. As of 2024, South Tyrol was also the region with the lowest number of persons at risk of poverty or social exclusion in the EU, with 6.6% of the population compared to the EU mean of 21.4%.