Stoczek Łukowski belongs to the historic province of Mazovia, in which it was part of the Land of Czersk. In the 15th century, it was property of Bishops of Poznań, and was named "Wola Poznańska". In the 16th century documents, it was also called "Sebastianowo", probably after Bishop of Poznań Sebastian Branicki. Current name came into use in the 17th century.
History
Stoczek Łukowski was first mentioned in the 13th century. On 4 April 1546, it was granted town charter by King Sigismund I the Old.