John Adams was born circa 1779 in Lancaster, Worcester County, Massachusetts, United States to Samuel Adams (1752-1838) and Elizabeth Newhall (1756-1850) and died 2 November 1851 Leominster, Worcester County, Massachusetts, United States of unspecified causes. He married Dolly Stuart (1782-1861) 23 March 1806 in Leominster, Worcester County, Massachusetts. He married Mary Ann Burdett (1826-1851) in Worcester County, Massachusetts.
1850 US Census
Review of the 1850 Federal Census reveals John Adams as a "pauper" resident of the Leominster Poor House. This is one year before his death in 1851. Cannot find his wife (Dolly Stuart Adams) on the 1850 Federal Census, but she appears on the 1855 Massachusetts Census living with her son Eli J Adams. Dolly appears on the 1860 Census living with her son John Adams Jr. in Princeton.
The Genealogical History of Henry Adams
Additionally, according to A genealogical history of Henry Adams, of Braintree, Mass., and his descendants : also John Adams, of Cambridge, Mass., 1632-18, John married a second time to Mary Ann Burdett who died at age 25 on November 11,1851. See page 35 for this reference.