Tarchomin is a neighborhood of Białołęka district, in northern Warsaw, Poland.In the 16th century it belonged to the Weslów, Zaliwski, and Ossoliński families who erected the Gothic church of St. James (Jakuba).[2] In the 17th century, during the Ossoliński rule, the Mostowski palace and park complex was built near the church.[1] In the interwar period, the village of Tarchomin was part of the Jabłonna commune.[1] In September 2017, a large shopping center Galeria Północna was opened at the intersection of Światowida and Ulica Nadwiślańskiego.