In 1837, he married Elizabeth Desnoyers; the couple had eleven children.[1]
Public service
In 1835, Van Dyke was appointed City Attorney for Detroit; he also served in that capacity in 1839, and as Wayne County prosecuting attorney in 1840.[1] He was a city alderman in 1843 and 1844, and was elected mayor in 1847.[1] He was president of the Detroit Fire Department from 1847-1851, and a member of the Board of Commissioners of the Detroit Water Works from 1853 until his death in 1855.[1]
Politically, Van Dyke was a Whig, and he was described as a brilliant and eloquent orator.[3]