Gnosjö is a locality in Gnosjö Municipality, in Jönköping County, Sweden. Gnosjö lies at 177 m above sea level. It has 4,251 inhabitants (2023). The nearest city is Värnamo, 26 km to the southeast. Among the landmarks around are Båraryd Church (12.8 km), Nydala Abbey (37 km) and Kävsjö church (12.2 km).