She sang publicly until she married the playwright Richard Tickell in 1780.
In 1771, she appeared at the Three Choirs Musical Festival at Hereford, and in 1772 at Gloucester, with her sister Elizabeth Ann Linley.
On Elizabeth Ann's retirement, Mary Linley filled her place in oratorio and concert rooms.
On 25 July 1780, she married Richard Tickell, pamphleteer and commissioner of stamps.
She died at Clifton on 27 July 1787, leaving two sons and a daughter, and was buried in Wells Cathedral.