In March 1808, Lansing married Helen Ten Eyck (1787–1838), the daughter of
Abraham Ten Eyck (1744–1824) and Annatje (
née Lansing) Ten Eyck (1746–1823). Their children included: • Charles Bridgen Lansing (1809–1890), who married Catherine Clinton Townsend, daughter of Albany Mayor
John Townsend and Abby (
née Spencer) Townsend (daughter of
Ambrose Spencer). After her death, he married her sister, Abby Townsend. • Jane Ann Lansing (1811–1886), who married
Robert Hewson Pruyn (1815–1882), the
U.S. Minister to Japan, in 1841. • Susan Yates Lansing (1816–1911), who died unmarried. • Abraham Gerrit Lansing (d. 1824), who died unmarried. == Death and burial ==