Borgholm is a city and the seat of Borgholm Municipality, Kalmar County, Sweden with 3,071 inhabitants in 2010. It is located on the island of Öland in the Baltic Sea.
Borgholm is one of Sweden's historical towns with a former city status (stad). The city is best known for its once-magnificent fortress which is now ruined. Borgholm is, despite its small population, for historical reasons normally still referred to as a city. Statistics Sweden, however, only counts localities with more than 10,000 inhabitants as cities.