A mid-decade congressional map redraw by Florida Republicans has shifted the 9th district southward and eastward, incorporating more GOP-leaning voters from additional counties and creating a registration edge of roughly 41% Republican to 29% Democratic. The changes followed 2024 results in which the area supported Donald Trump by a wide margin, prompting forecasters to rate the seat as lean or likely Republican. Incumbent Darren Soto, a five-term Democrat first elected in 2016, now faces a more competitive environment despite his record on federal funding and bipartisan work. Republican nominee Dan Green, a Navy Reserve veteran and former Defense Department official who prevailed in an August primary, benefits from the altered lines and has emphasized national security and affordability themes. Recent assessments, including Roll Call’s designation of Soto as the most vulnerable House Democrat, have reinforced trader views that the structural shift favors a Republican flip on November 3.