[1] Peyton moved to New Orleans in 1841, where in 1838 he had been elected to the governing board of the Metairie Race Course,[2] having been appointed the U.S. Attorney for the District of Louisiana, a position he held for four years from 1841 to 1845.
His oldest child and daughter, Emily, cared for her father from the time her mother died until Balie's death.
Held at Nashville in 1843, the race attracted international attention because the purse was the largest that had ever been offered in America or Europe.
[4] Returning to Gallatin in 1859 and practicing law, Peyton resided on his Station Camp Creek farm.
Peyton again resumed practicing law before dying on his farm near Gallatin on August 18, 1878 (age 74 years, 265 days).