James Lord Pierpont first of their children, Lillie. Pierpont's children by his first marriage remained in Massachusetts with their grandfather. In August 1857, his song "The One Horse Open Sleigh" was published by Oliver Ditson and Company of 277 Washington Street in Boston dedicated to John P. Ordway. The song was copyrighted on September 16, 1857. The song was originally performed in a Sunday school concert on Thanksgiving in Savannah, Georgia, although it has been claimed that Pierpont wrote it in Medford, Massachusetts in 1850. In 1859, it was re-released with the title "Jingle Bells, or The One Horse Open Sleigh". The song
Francis Harrison Pierpont Grant, planned the removal of Pierpont and installation of Welles. Pierpont became one of the key figures in the Virginia constitutional convention of 1867–1868, which resulted in the Underwood Constitution of 1869. After this, Pierpont left Virginia politics and returned to his law practice in West Virginia. Pierpont subsequently was elected to one term in the West Virginia House of Delegates in 1870, but lost his seat when the Democrats took control of the state. His last public office was as collector of Internal Revenue under President James Garfield. After his retirement, he helped create the West Virginia Historical Society,