Background
He was born on August 2, 1860, in Bridgeton, New Jersey to Charles Christopher Grosscup and Anna Dare Hires.
He was born on August 2, 1860, in Bridgeton, New Jersey to Charles Christopher Grosscup and Anna Dare Hires.
In 1916 he became the New Jersey state purchasing agent. Grosscup had made an unsuccessful run in Cumberland County for sheriff in 1896, and lost a race for a seat in the New Jersey Senate in 1898 to Edward C. Stokes, a Republican who would later be elected as Governor. He moved to Gloucester County in 1899, settling in Wenonah, later making an unsuccessful run for Congress, opposing Henry Clay Loudenslager.
He was elected Treasurer of the State of New Jersey in 1913 replacing Daniel Spader Voorhees.
He became the state purchasing agent for New Jersey on March 21, 1916. He died on December 16, 1933 in Philadelphia, Pennsylvania at age 73.