Fredriksdal is a locality in Nässjö Municipality, in Jönköping County, Sweden. Fredriksdal lies at 316 m above sea level. It has 296 inhabitants (2023). The nearest city is Jönköping, 32 km to the west. Among the landmarks around are Almesåkra Church (6.4 km), Barkeryds kyrka (11.9 km) and Eksjö Church (23 km).