October in Florida is when the running season truly wakes up. After months of summer humidity, the mornings finally start to carry a hint of relief, making it the perfect time to tackle 13.1 miles. If you are looking for half marathons in Florida in October, you are in luck—we are tracking 44 races across the state this month. The terrain is famously flat, which is great news whether you are aiming for a new personal best or just want a smooth, steady course for your very first half marathon. From the theme park magic of Orlando to the coastal breezes of Key West, October offers a mix of scenic road races and festive Halloween-themed events. Here are some standout options to help you plan your next adventure.
2026 Disney Wine & Dine Half Marathon Weekend
If your ideal race weekend involves celebrating 13.1 miles with world-class food and theme park magic, this Orlando event is a standout pick. Scheduled for October 23, 2026, this flat road race takes you right through the heart of Walt Disney World Resort, including a spectacular run through EPCOT. The course celebrates the tastes and tales of the World Showcase countries, making it one of the most uniquely entertaining races on the calendar. Earning a quality score of 76, it perfectly blends the accomplishment of a half marathon with a vacation atmosphere. Whether this is your first half or you are a seasoned runDisney participant, the on-course entertainment and post-race culinary rewards make the miles fly by.
2026 Miami Beach Halloween Half Marathon & Freaky 4-Miler
Running is always better when you do not take yourself too seriously, and this Miami Beach event fully embraces that philosophy. Taking place on October 24, 2026, this flat road race adds a creative twist to the traditional half marathon by encouraging participants to run in full costume. Earning a quality score of 72, it is a standout choice for runners who want to mix their miles with a bit of Halloween spirit. The coastal views provide a beautiful backdrop for the parade of superheroes and ghosts making their way to the finish line. It is a highly social, welcoming environment that takes the intimidation out of the distance, making it a memorable adventure for both first-timers and experienced runners.
Treasure Coast Halloween Half Marathon & Relay
Sometimes the best way to tackle a half marathon is to share the distance with friends. The Treasure Coast Halloween Half Marathon in Stuart, happening on October 25, 2026, offers a traditional flat 13.1-mile road race alongside a popular 3-person team relay. This makes it an incredibly accessible event for running groups or friends who want to experience the race day atmosphere without committing to the full distance individually. With a quality score of 67, it is a standout event that knows how to balance a well-organized race with a festive, community-focused vibe. The Halloween theme adds an extra layer of fun to the morning, ensuring that the miles feel more like a celebration than a chore.
Game On! Run Hutchinson Island Half Marathon & 10K
For runners seeking a scenic, coastal escape, this Fort Pierce race delivers beautiful island miles. Scheduled for October 4, 2026, the race begins at the picturesque Causeway Cove Marina before taking runners on a tour of Hutchinson Island. The flat road course is ideal for settling into a comfortable rhythm, whether you are chasing a specific time goal or simply enjoying the waterfront views. Earning a quality score of 55, this event is a solid pick that provides a well-supported race experience without the overwhelming crowds of larger city events. It is a peaceful, straightforward half marathon that allows you to focus on the joy of running in a beautiful Florida setting.
8th Annual - Hollywood Beach Half Marathon & 5k | ELITE EVENTS
If you want your race photos to feature sweeping beach views, point your training toward Hollywood, Florida. Taking place on October 17, 2026, this flat road race starts at Hollywood North Beach Park and guides runners along the iconic Hollywood Beach Broadwalk. Running alongside the ocean provides a steady, cooling breeze and a flat surface that is incredibly welcoming for first-timers. With a quality score of 51, it is a solid pick for a mid-October race. The out-and-back nature of the coastal route means you will have plenty of opportunities to cheer on fellow runners, creating a supportive and energetic atmosphere from start to finish.
Amelia Island Half Marathon
Runners looking for a certified course in a charming, historic setting will find a lot to love on Amelia Island. Scheduled for October 11, 2026, this flat road race offers a USATF certified route, which is great news for experienced runners looking to log an official time on a fast course. Earning a quality score of 46, the event is a solid pick that provides a straightforward, no-fuss racing experience in one of Florida's most scenic northern coastal towns. The flat terrain makes it just as appealing for beginners who want a predictable, manageable course for their first 13.1 miles. It is a quiet, beautiful race that lets the natural surroundings do the talking.
Florida Halloween Distance Classic
Spending Halloween morning running through a beautiful state park is a fantastic way to celebrate the holiday. Taking place on October 31, 2026, in Saint Petersburg, this flat road race is held at the stunning Fort De Soto Park. With a quality score of 44, it is a solid pick for a community-driven event that balances a competitive spirit with a lot of fun. Costumes are highly encouraged, and watching the parade of creative outfits whizzing by adds a wonderful sense of camaraderie to the miles. The park's natural beauty and flat paved trails make for a smooth, enjoyable run that feels miles away from the hustle of city traffic.
Southernmost Half Marathon and 10k
For a true destination race experience, it is hard to beat running in the Conch Republic. Held in Key West on October 11, 2026, this flat road race invites runners to converge on the southernmost island in the contiguous United States. It is a fantastic excuse to take a break from the ordinary and turn your race weekend into a mini-vacation. Earning a quality score of 34, the event is all about the unique location and the laid-back island vibe. The flat coastal roads are welcoming for runners of all levels, and the post-race celebrations in Key West are legendary. It is the perfect race for runners who believe the finish line is just the start of the adventure.
How to Choose Your October Florida Race
With 44 half marathons in Florida in October, narrowing down your options comes down to what kind of experience you want. If you are looking for a massive, highly produced event with unmatched entertainment, the Disney Wine & Dine Half Marathon is a standout favorite. If you prefer a laid-back, scenic vibe, coastal races like Hutchinson Island or Amelia Island offer beautiful, flat miles that are incredibly welcoming for first-timers. For those who want to lean into the season, the Halloween-themed events in Miami Beach, Stuart, and Saint Petersburg provide a fun, low-pressure atmosphere where costumes are just as important as finish times.
Whatever you choose, October is a fantastic time to race in Florida. The flat courses across the state make it an ideal setting to tackle your first 13.1 or chase a new goal. Pick a destination that sounds fun, lean on your training community for support, and get ready for a great race day. You can explore all Florida half marathons to find the perfect fit for your fall schedule.