When Thomas Larrabee was born on 2 July 1809, in Stephentown, Rensselaer, New York, United States, his father, Asa Larrabee Sr., was 33 and his mother, Elipha Scriven, was 38. He married Fannie Adeline Vargeson in 1834, in New Albany, Bradford, Pennsylvania, United States. They were the parents of at least 6 sons and 6 daughters. He lived in Albany Township, Bradford, Pennsylvania, United States for about 10 years and Terry Township, Bradford, Pennsylvania, United States in 1880. He died on 6 October 1889, in New Albany, Bradford, Pennsylvania, United States, at the age of 80.