Bø or Bø i Telemark is the administrative centre of Midt-Telemark Municipality in Telemark county, Norway. The village is located along the river Bøelva, about half-way between the large lakes Seljordsvatnet and Norsjø. It is located about south of the village of Folkestad, about northwest of the village of Gvarv, and about north of the village of Bjervamoen. The small village of Nordbøåsane lies about east of the village.
The village has a population (2025) of and a population density of .
The Norwegian National Road 36 and the Sørlandsbanen railway line both pass through the village. Both the Bø Church and the Old Bø Church are located in the village.
History The village was also the administrative centre of the old Bø Municipality which existed from 1838 until 2020 (when it became part of Midt-Telemark Municipality).
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