Oskarshamn was the home of the famous woodcarver Axel Petersson D�derhultarn. His studio as well as the D�derhultarn Museum, containing more than 200 of his carvings are located here. There is also a maritime museum in Oskarshamn.
At the release of The Simpsons film, Swedish newspaper Sydsvenska Dagbladet concluded that Oskarshamn is the Swedish equivalent to Springfield, the Simpsons' hometown.
Each summer there is a music festival located to the harbor area. The festival, named Latitud 57, is taking place simultaneously as the annual Oskarshamn Offshore Race which is a popular competition for powerboats. The world championship in Offshore was held here 2011
