[1][2][3] As a child, McEachern was a member of the McBeth Literary Society, and she attended Young Harris College.

[4] She married fellow Cobb County native and Confederate veteran John Newton McEachern, a future Atlanta alderman, on September 30, 1896.

[4] During this time she advocated for "a housing law that will insure every citizen the chance to live in a place of physical and moral safety.

[5] She served as the president of Ebenezer's missionary society and later was elected to the board of the North Georgia Conference of the United Methodist Church's Women's Missionary Society, where she established a summer camp for children.

In 1936, she was named president of the National Council of Federated Church Women; that summer she visited religious leaders across seven countries.