1843 Born at Astley Bridge, Lancashire
1863 Married John Smethurst at Bolton, Lancashire
1871 Census Living with husband John and family at Oldham, Lancashire.
  Husband John died
04 January 1874 Married Hezekiah Close at Manchester Cathedral
1881 Census Living with husband Hezekiah and family at Manchester, Lancashire.

Isabella's three children (James, Hezekiah and Thomas) from her first marriage seem to have taken the Close surname. They may have been formally adopted, but they are not related to the Close family, other than by the marriage of their mother.
1891 Census Living with husband Hezekiah and family at Farnworth, Lancashire.