 His sister, Tracy L. Boyland, was the Chairwoman of the Women's Issues Committee on the New York City Council.His wife Kamaria Alfattan was the district leader of Bedstuy.On December 20, 2002 he had a son William Boyland 3

Prior to his election to the Assembly, Boyland served as an intern in the offices of several United States Congressmen, including those of fellow Brooklynites Edolphus Towns and Major Owens.