🇵🇱 Olsztynek is a town in northern Poland, in Olsztyn County, in the Warmian-Masurian Voivodeship. It is the administrative seat of Gmina Olsztynek. It is part of the historic region of Masuria. Olsztynek is located about 28 km (17 mi) south of Olsztyn in the western part of the Masurian Lake District, where it borders on the Prussian Uplands (Prusy Górne), part of the Baltic Uplands.
Transport Olsztynek station is a stop on the railway line from Olsztyn to Działdowo. The expressway S7 running from Gdańsk via Olsztynek to Warsaw and Kraków, parts of which are still under construction, is part of the European route E77. A direct link to Olsztyn is provided by the expressway S51. The intersection of the S7 and S51 highways is located just outside the town limits of Olsztynek, and the National road 58 also runs through the town.
Olsztynek has a population of over 7,591 people. Olsztynek also forms part of the wider Olsztyn County which has a population of over 113,529 people. Olsztynek is situated 26 km south-west of Olsztyn.