Date of birth
Centre-back signed from Birmingham on a two-and-a-half-year deal for an undisclosed fee in January 2019.
The 24-year-old, who helped Wycombe win promotion from League Two last term, becomes the Saddlers’ fifth January signing.
The 6’2” defender started out in non-league with Worcester and also played for Causeway, Redditch and Stourbridge, starring in the Glassboys’ historic run to the FA Cup third round.
After 60 appearances in two years at the War Memorial Ground, Scarr signed for Birmingham in January 2017 and made his Blues debut in their Carabao Cup match against Reading last August.
He spent last season on loan at Wycombe, scoring one goal in 26 matches as the Chairboys finished third and gained promotion to League One.