|Date of birth||8 October 2001|
|Height||1.63 m (5 ft 4 in)|
* Senior club appearances and goals counted for the domestic league only and correct as of 17:00, 4 December 2018 (UTC)|
‡ National team caps and goals correct as of 23:35, 26 May 2019 (UTC)
Mumba made his senior debut for Sunderland against Wolverhampton Wanderers on the last day of the 2017–18 EFL Championship season, coming on as an 87th-minute substitute for captain John O'Shea, who handed him the captain's armband as he entered the field of play.
Mumba has represented England at under-16, under-17 and under-18 level.
- As of matches played 22 August 2018.
|2018–19||EFL League One||4||0||1||0||1||0||6||0|
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