The 1851 census gives his place of birth as Bridgnorth (copying error?), but other details match the family in 1861, allowing for the spelling variation of his surname.
HO107/2047/235/34
Sidemore, Bromsgrove, Worcs
Thomas NICHOLAS Head 33 Nailor b. Bridgnorth, Shrops
Jane NICHOLAS Wife 27 b. Bromsgrove
Jane NICHOLAS Dau 8 b. Bromsgrove
Henry NICHOLAS Son 1 b. Bromsgrove
1841
HO107/1195/18/28
Sidemore, Bromsgrove, Worcs[
Thomas NICHOLAS 20 Nailor
Jane NICHOLAS 15
Ann NICHOLAS 1 month
(In 1841, ages of those over 15 were rounded down to the nearest 5 years, meaning Jane was aged between 15-19, which matches her 1822 birth date.)
Rambler