In the July to September 1897 birth index Agnes Crosby Coates, Hartlepool, Durham, volume 10a, page 165.

In the 1901 census civil parish Throston, Eccleaiastical parish Holy Trinity, Hartlepool, Durham at 41 Lilly Street.
Head, William Coates, widower, age 49, iron moulder, born Gateshead, Durham.
Daughter Mary J. Coates, single, age 18, domestic servant, born, Sunderland, Durham.
Daughter Annie Coates, age 14, born Hartlepool.
Daughter Agnes Coates, age 4, born Hartlepool.
Stepson Thomas Auckland, age 15, born Hartlepool.
Stepdaughter Sarah Auckland, age 14, born Hartlepool.
Stepson Robert Auckland, age 9, born Hartlepool.

In the 1911 census 46 Gray Street, West Hartlepool, Durham.
Head Ernest Lindredge, age 26, boiler plater, for marine engineering company, worker, born Sunderland Durham.
Wife Mary Jane Lindredge, married 2 years, 1 child born alive , still living, born Sunderland, Durham.
Son George Ernest Lindredge, age under 1 month, born West Hartlepool, Durham.
Visitor Agnes Coates, age 14, single, born Hartlepool, Durham.