▁Michigan ▁report ▁estimated ▁that ▁neighborhood s ▁within ▁the ▁city - limits ▁of ▁Detroit ▁have ▁sufficient ▁income ▁to ▁sust ain ▁from ▁$ 2 1 0 ▁M ▁to ▁$ 3 7 7 ▁M ▁in ▁additional ▁gro c ery ▁ret ail ▁sp ending ▁which ▁has ▁le aked ▁to ▁nearby ▁sub ur bs ▁and ▁that ▁the ▁city ▁could ▁support ▁up ▁to ▁ ▁of ▁additional ▁ret ail ▁gro c ery ▁space . ▁The ▁report ▁noted ▁that ▁ret ail ▁gro c ery ▁traffic ▁tends ▁to ▁stim ulate ▁growth ▁of ▁other ▁types ▁of ▁ret ail ▁and ▁that ▁large ▁ret ail ▁ch ains ▁have ▁been ▁slow ▁to ▁realize ▁the ▁growth ▁potential ▁for ▁the ▁city . ▁ ▁As ▁of ▁ 2 0 1 1 , ▁according ▁to ▁Martin ▁Mann a , ▁the ▁Chal de an ▁American ▁Chamber ▁of ▁Com merce ' s ▁executive ▁director , ▁ 7 5 ▁of ▁the ▁ 8 4 ▁super mark ets ▁in ▁the ▁Detroit ▁city ▁limits ▁are ▁owned ▁by ▁Chal de an ▁Americans . ▁Metro ▁Food land ▁in ▁the ▁city ▁is ▁an ▁African ▁American ▁owned ▁business ; ▁it ▁is ▁the ▁final ▁remaining ▁black - owned ▁super market ▁in ▁Detroit , ▁a ▁majority ▁black ▁city . ▁The ▁owner , ▁James ▁Hook s , ▁said ▁that ▁there ▁always ▁have ▁been ▁few ▁black - owned ▁gro c ery ▁stores ▁in ▁Detroit . ▁Form er ▁employees ▁of ▁Hook s ▁had ▁established ▁two ▁other ▁black - owned ▁stores , ▁and ▁both ▁stores ▁closed . ▁South west ▁Detroit ▁has ▁many ▁independent ▁gro c ery ▁stores . ▁In ▁particular ▁South west ▁Detroit ▁has ▁several