Isaac C. Smith was born in 1797 in Sing Sing, New York, (modern day
Ossining), one of a large number of children of Caleb Smith and his wife Elizabeth (née Sherwood). and worked as a tenant and later owned a farm on the
Manor of Phillipsburg. Smith began his career at an early age, working aboard market sloops on the
Hudson River. He sailed the sloop
Volunteer for some 23 years, and later became captain of the sloop
General Ward. He also "carried on the ship and spar building business."
thumb|Telegraph, built for Smiths steamboat line in 1836. In the mid-1830s, Smith proposed the establishment of a steamboat line to run from Sing Sing to New York City. After completion of the vessel, Smith was appointed her captain. Shortly after, Smith and two partners, Thomas Hulse and Jonathan Odell, organized the construction of a second steamboat,
Telegraph, built in New York in 1836 by Lawrence & Sneden, with Smith again supervising construction. In 1849, Smith opened a shipyard in
Hoboken, New Jersey under his own name. Over the next six years, Smith would build a wide variety of vessels at this yard, from sloops to steamboats to large, full-rigged ships. In 1853, Smiths son, J. Malcolm Smith, who had been advised for his health to pursue an open-air profession, the firm then being named Isaac C. Smith & Son. Smiths Hoboken shipyard produced about thirty ships in its relatively brief existence, and for the year 1853 was the fourth most prolific New York shipyard by number of vessels built. In 1854–55 however, a deepening nationwide shipbuilding slump persuaded the Smiths to leave the business, the yards last known ship, "a beautiful clipper schooner" Isaacs second marriage, which took place on 15 March 1854, was to Catharine McCord, widow of James McCord; daughter of James Trowbridge, a captain in the Revolutionary War; and mother of Smith's daughter-in-law Hannah, the wife of J. Malcolm Smith. Smith and his son J. Malcolm took an extended trip by ship and train via the
Panama route to California, returning three months later. Isaac C. Smith was "greatly respected as an honorable citizen" in his native Sing Sing. In the last year of his life, he began to have attacks of paralysis, until eventually, "convinced the end was approaching", he joined the household of his son J. Malcolm in White Plains, where he died two months later on March 15, 1877, at the age of 79. His remains were interred in
Dale Cemetery, Ossining. == Ships of note ==