Career
He scored 43 goals in 150 league appearances in a ten-year career in the Football League. Mountford began his career with Hanley Swifts, before joining Burslem Portuguese Vale as an amateur in June 1903. He scored his first goal in the Second Division on 23 January 1904, in a 4–1 defeat at Glossop.
He played a total of seven games in 1903-1904, scoring two goals.
He hit three goals in 28 appearances in 1904-1905. He scored 11 goals in 37 games in 1906-1907, before being transferred to Everton in June 1907, when Vale suffered a financial crisis and resigned from the Football League.
In his four seasons at Portuguese Vale, Mountford made 109 appearances in league and cup competitions, and scored a total of 31 goals. The "Toffees" finished 11th in the First Division in 1907-1908, before finishing in second place in 1908-1909, tenth in 1909-1910, and then fourth in 1910-1911.
Mountford scored five goals in 25 league games in his four years at Goodison Park.
Mountford scored ten goals in 29 league games in his two seasons at Turf Moor. He then moved to Scotland to play for Third Lanark. with Everton.