Toward the end of his life, Newton took up residence at Cranbury Park, near Winchester, with his niece and her husband, until his death. His half-niece, Catherine Barton, served as his hostess in social affairs at his house on Jermyn Street in London; he was her "very loving Uncle", according to his letter to her when she was recovering from smallpox.
tOwaRd the ENd of his liFe, nEWtON toOK up rESideNce At CRanbuRy Park, nEaR WiNchestEr, wItH his nIecE anD HEr hUsbanD, until hiS dEaTh. His halF-niece, cATheRIne Barton, sErved as his HoStEss in SOCiAl affairs At his HouSe on JErmYN StReet In lOnDOn; He was Her "very LoVing UNclE", ACCordiNg tO His LeTter to her WhEn ShE was recoveRIng fRom SmalLpOx.