Thomas W. Jackson, the founder of Jackson's Market, was born in 1848 in Stewartstown, New Hampshire. Thomas married Mary Almira Benson, daughter of Benjamin and Harriet Maria (Benson) Benson. Mary died in 1884. Thomas married second Mary's sister, Ella May Benson, on October 5, 1887. Thomas W. Jackson died in 1919 in Bernard, Maine. Ella May (Benson) Jackson died in 1923.