Details of Agnes's birth are not known.

Agnes married Edward Harris in 1910 in Mansfield, Nottinghamshire.

She had the following children from her marriage to Edward Harris:

- James Henry Harris	born around 1910 in Mansfield, Nottinghamshire.
- Winifred Harris	born in 1913 in Mansfield, Nottinghamshire.
- Mildred Harris	born in 1915 in Mansfield, Nottinghamshire.
- Cicely Harris	born in 1918 in Mansfield, Nottinghamshire.
- Agnes M Harris	born in 1921 in Mansfield, Nottinghamshire.
- Edward D Harris	born in 1930 in Mansfield, Nottinghamshire.