Czapski was appointed as Castellan of Kruszwica by the King of Poland, John III Sobieski in 1693.
[3] In 1699 he was appointed Castellan of Elbląg by Augustus II the Strong, the Imperial Vicar and elected King of Poland and Grand Duke of Lithuania[3] and served from 1703 to 1716.
[4] He was in charge of two hospitals, and was commander of the royal infantry at his own expense.
[5] He was elected Marshall of the Pomeranian Voivodeship, and was remembered as a "memorable senator and respected by everyone".
They had four daughters: They also had four sons: Adam, Franciszek, Ignacy and Jozef.