The 27-year-old leaves for the Darts’ National League South rivals after an agreement was reached for his release.
Dartford may need to to do some business now with Wall gone and fellow striker Andy Pugh suffering a double leg break.
A Concord statement confirmed: “We’re pleased to welcome Alex Wall to Concord Rangers, the former Luton Town and Maidenhead United was most recently at Dartford.
“Aged 27, Alex has also starred for Bristol Rovers, Bromley and Hungerford Town, to many Magpies (Maidenhead United) fans he’ll be a familiar name after appearing for them over 127 times.
“Wall started his career with Thatcham Town before being snapped up by Maidenhead United, the striker went onto appear for them 127 times before being loaned out to Luton Town, this deal soon was turned permanent.
Alex scroes 4 times in 17 games before being loaned out to Dartford scoring 6 times in 11 appearances, he was recalled after a good spell with the ‘Darts’ but was later sent out on loan to now football league side, Bristol Rovers.
“In 2015, Alex Wall signed for National league, Bromley and made 18 appearances scoring 3 goals before being loaned out to fellow national league South outfit, Hungerford Town. Alex signed for Dartford during this pre season but was later released.”