[4] Jones "took an active and efficient interest in the military establishment of New York, in which he held the rank of major general of the third division of infantry.
[5] He was an ally of Philip Hone (the mayor of New York City from 1826 to 1827 today best known for his extensive diary) in the creation of Washington Square Park.
[15] Together, they resided at 5 Washington Place, located at the northeast corner of Washington Place and Mercer Street in New York City, which Jones built in 1842 and which became a "center of society comparable to Mary Mason Jones's home nearby on Broadway".
[9] James and Elizabeth were the parents of: In 1839, Jones was sculpted by Thomas Crawford, who is today best known for his numerous contributions to the United States Capitol.
[5] His widow Elizabeth died in Lenox, Massachusetts, in August 1874 and was buried alongside her husband in Green-Wood Cemetery, Brooklyn.