Aneby is a locality situated in Sweden and serves as the seat of Aneby Municipality within Jönköping County. The municipality is located in the south Swedish highlands, positioned approximately 45 kilometers from the city of Jönköping.
The town of Aneby functions as the central hub for the surrounding area, housing about half of the municipality's total population of roughly 6,500 inhabitants. It is located along highway route 34, a major road connecting Tranås in the north to Eksjö in the south.