▁red istrict ing , ▁the ▁ 1 2 th ▁district ▁was ▁ren umber ed ▁as ▁the ▁ 1 5 th ▁district . ▁Dennis ▁Ross , ▁who ▁has ▁represented ▁the ▁ 1 2 th ▁district ▁since ▁ 2 0 1 1 , ▁won ▁the ▁Republican ▁primary ▁uno pp osed . ▁ ▁No ▁other ▁party ▁put ▁up ▁a ▁candidate . ▁ ▁Florida ' s ▁new ▁ 1 5 th ▁district ▁voting ▁age ▁population ▁is ▁ 6 8 . 6 % ▁non - H is pan ic ▁Wh ites ▁( single ▁race ), ▁ 1 4 . 2 % ▁His pan ic ▁( ex cludes ▁His pan ic ▁Black s ), ▁ 1 2 % ▁non - H is pan ic ▁Black s ▁( includes ▁multi race ), ▁ 0 . 7 % ▁His pan ic ▁Black s ▁( includes ▁multi race ), ▁and ▁ 4 . 5 % ▁other ▁races ▁( non - H is pan ic ) ▁ ▁District ▁ 1 6 ▁ ▁In ▁red istrict ing , ▁the ▁Florida ' s ▁ 1 3 th ▁con gression al ▁district ▁was ▁ren umber ed ▁as ▁the ▁ 1 6 th ▁district . ▁ ▁Republican ▁Vern ▁Buch an an , ▁who ▁has ▁represented ▁the ▁ 1 3 th ▁since ▁ 2 0 0 7 , ▁will ▁run ▁for ▁re e lection ▁in ▁the ▁ 1 6 th ▁after ▁dec iding ▁against ▁running ▁for ▁the ▁U . S . ▁Senate . ▁ ▁Prior ▁to ▁red istrict ing , ▁former ▁state ▁representative ▁Keith ▁Fitz ger ald ▁had