The county is listed as Essex Co. and the town is listed as Armwell. There are two Jacob's recorded in the 1830 census index both in Amwell. Ralph 8 Godown was born Kingwood Twp, Hunterdon Co, NJ 1786. He married an unknown person Kingwood Twp, Hunterdon Co, NJ, about 1819. The dates just seem right.
MORE research is needed.
John A Godown was born February 12, 1787. Isaac Godown was born 1788. Evan Godown was born 1793.