The Race

Rep. Scott Franklin (R-FL) is seeking re-election in Florida's 18th U.S. House District, and he reached the general election without a single primary vote being cast. Both the Republican and Democratic primaries scheduled for August 18 were canceled for lack of opposition, sending Franklin and Democrat Curtis Gibson straight to the Tuesday, November 3rd general election.

Gov. Ron DeSantis signed a new congressional map into law on May 4 that reworked 21 of Florida's 28 U.S. House districts. The 18th used to sprawl south from Polk County across DeSoto, Hendry, Hardee, Highlands, Glades, and Okeechobee. Those rural counties now belong to the 9th, 16th, and 17th. What's left is centered on Winter Haven and reaches into Osceola County, keeping Haines City and Lake Wales while picking up Poinciana and the rest of Lakeland.

The Florida Supreme Court declined six to one on June 10 to block it for this cycle, without ruling on whether it violates the state's Fair Districts Amendment. That case continues in the lower courts, but candidate qualifying closed two days later, which locked the new lines in for the general election.

Ratings

Cook Political Report rates the 18th Solid Republican, Inside Elections lands on Solid Republican, and Sabato's Crystal Ball calls it Safe Republican, the strongest category each outlet has. But some of the data behind those ratings, however, is still describing the old FL-18. Inside Elections rated the new lines on May 5, one day after DeSantis signed the map, and Sabato's ratings carry a July 16 update. Cook's Solid R has sat untouched since February 2025, more than a year before the current district existed.

Inside Elections puts the 18th's Baseline partisan margin at R+17 under the new map, down from R+30 under the old one. Handing the district's deep red rural counties to its neighbors and taking in more of Polk and Osceola cost Rep. Franklin roughly 13 points of cushion. Inside Elections' read on that: probably not a problem for him.

Prediction Markets

Traders on Polymarket put Republicans at 88% to hold the seat and Democrats at 13%, as of 12:21 p.m. ET on Thursday, July 30. Those two figures add up to 101%, which is normal and not a math error. Market prices carry the spread between what buyers and sellers will accept, so they approximate a probability without being one. Roughly $28,763 has changed hands since the market opened in late January.

Experts vs. Markets

A Solid or Safe rating is the strongest call a forecaster makes, the category reserved for races they consider effectively decided. Polymarket's 88% is confident but not that confident. It leaves roughly a one-in-eight chance of a Democratic win, which is a wider door than "Safe Republican" implies. In a district that just shed 13 points of Republican margin, in a cycle where the national environment favors Democrats, that gap may reflect traders pricing in something the raters have written off.

The alternative reading is simpler: thin markets drift. With under $30,000 traded, a handful of contrarian bets can move the price a few points. What both sides agree on is that the redraw did not create a race here. It made the FL-18t meaningfully less Republican, yet kept it comfortably Republican anyway. The seats where Florida's new map actually changed the math are the 9th, 14th, 22nd, and 25th. The 18th absorbed the shock and held.

Access the AllCiv platform for comprehensive political news, data, and insights.

---

Spot something wrong? Report an issue with this article