If you check the Baptism Index on the Cambs FHS website at
http://www.cfhs.org.uk/Search.html there's an 1818 baptism of Martha Ireland, daughter of James and Rachel, at Cambridge Holy Sepulchre
The burial index on the same site shows James, husband of Rachel buried in 1835 age 54
In 1851
Glebe Passage, Sepulchre, Cambridge
Rachel Ireland head widow 65 Bed? maker b Linton Cambs
Sarah Ireland dau unmarr 21 b Cambridge
James? Thorpe nephew unmarr 21 Servant at coffee house b Linton
In 1841 HO107/86/5 folio 4 page 2
Clement Place, St Clement Cambridge
Rachel Ireland 50 College servant
George Ireland 25 Cordwainer
Susan Ireland 15
William Ireland 14 Cordwainers apprentice
Sarah Ireland 12
All born in Cambs
They were only 4 houses further on from Robert Everitt and family, on the next page
David