In 1871 census Robert gives his place of birth as Rowfoot, which is in Featherstone township.
A baptism at Haltwhistle. 27 August 1820. Robert, son of William and Dorothy Armstrong of Rowfoot. Fathers occupation - Labourer.
Other children baptized to the same parents, all of Rowfoot.
William, 20 Feb 1819. (Buried Haltwhistle, 28 Feb 1819, aged 8 days).
William, 19 Mar 1826. (born 15 Nov 1822).
Margaret, 19 Mar 1826.
George, 15 Jun 1828.
Jane, 28 Mar 1830.
This looks like Roberts parents in 1841 census :
Maidenway, Featherstone,
William Armstrong, 50, Farmer, b. Scotland.
Dorothy Armstrong, 50, Y,
Margaret Armstrong, 15, Y,
Jane Armstrong, 11, Y,
Robert Armstrong, 9, Y,
Joseph Armstrong, 6, Y,
HO107/839/18/7/8
The Robert aged 9 looks to be their grandson.
A baptism at Haltwhistle, 21 Jan 1831. Robert Armstrong, son of Mary Armstrong, Spinster, of Rowfoot.
The Robert aged 20 at Kellah in 1841, aged 20, found by Suz, is probably the right one. Three pages away from Rowfoot, with older sister Mary and her younger children, and younger brother William. William and Dorothy Armstrong at Maidenway are one page away.
William and Dorothy in 1851 census.
Maiden Way, Featherstone.
William Armstrong, 61, Ag Lab, b. Scotland.
Dorothy Armstrong, 60, wife, b. Haltwhistle,
Margaret Armstrong, 24, dau, b. Haltwhistle,
Joseph Armstrong, 16, grandson, Coal Miner b. Haltwhistle,
Jane Armstrong, 11, granddau, 11, b. Haltwhisle,
Dorothy Armstrong, graddau, 1, b. Haltwhistle,
HO107/2416/104/14
William in 1861, with son in law Robert Robson, daughter Mary, and family :
Maidenway, Featherstone,
Robert Robson, 49, Coal Miner and Farmer, b. Fairlam, Cumberland,
Mary Robson, 49, wife, b. Lambley,
John Armstrong, son, 23, Coal Miner, b. Featherstone,
.....
William Armstrong, boarder, wid, 73, Ag Lab, b. Scotland.
RG9/3866/84/5
A baptism at Lambley on Familysearch.
12 Jul 1812. Mary, Daughter of William and Dorothy Armstrong.
A possible marriage at Lambley.
21 Aug 1808. William Armstrong and Dorothy Little.
Alan.