Trosterud is a neighborhood in Alna borough in Oslo, Norway. The place is named after Trosterud farm. The farm is preserved and is located in Dr. Dedichens vei. Trosterud was developed in the 1960s and 1970s, but also had some small-house buildings before that. During the same period, trosterud center was completed. Today, the centre consists of a Kiwi shop, kiosk (MIX), youth club, medical centre and a physical institute. The centre's façade was refurbished in the autumn of 2013 and the youth club reopened in January 2014. The outdoor area has been given new lighting and planting.