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The 2025 Chicago Marathon is shaping up to be one of the most exciting events of the year for runners and everyone who loves the spirit of endurance and community. Whether you’re lacing up for the race, cheering from Grant Park, or streaming it live from home, this year’s marathon promises unforgettable moments.
Here’s everything you need to know to enjoy, follow, or be part of the Bank of America Chicago Marathon 2025.
Record-Breaking Participation and Global Energy
This year’s race has already made history, with over 160,000 applicants, the largest ever for the Chicago Marathon. More than 53,000 runners from over 100 countries will take off from Grant Park on race morning.
- If you’re running, expect a lively crowd and incredible international energy throughout the 26.2 miles.
As one of the six World Marathon Majors, Chicago attracts everyone from Olympic champions to weekend warriors. The course’s famously flat and fast design makes it perfect for breaking records or crossing your first finish line.
- Whether chasing a personal best or soaking in the atmosphere, this course is built to make your effort memorable.
The big day is set for Sunday, October 12, 2025, starting with elite wheelchair and handcycle athletes, followed by the professional and open field waves.
- Plan to arrive early, keep things organized, but downtown roads close well before sunrise.
Elite Field: Who to Watch This Year
Keep your eyes on Conner Mantz, the U.S. Marathon champion, as he aims to break Khalid Khannouchi’s American record of 2:05:38. His altitude training in Utah has sharpened his form and endurance for this very moment.
- If you’re a fan of American distance running, Mantz’s pursuit could be one of the season’s highlights.
On the women’s side, the field looks different this year. Former champion Ruth Chepngetich was provisionally suspended after testing positive for a banned substance, creating space for new stars to shine.
- This development adds suspense that the women’s race could see a new face claim victory.
Tigist Assefa (Ethiopia) and Brigid Kosgei (Kenya) are rising to that challenge, both world-class athletes known for their blistering pace and fierce competition.
- Expect a thrilling duel that could rewrite the record books once again.
What to Expect: City Preparations and Street Closures
If you live in or around Chicago, you’ll feel the marathon buzz everywhere. Streets across Grant Park, the Loop, and Lincoln Park are closing early to make room for runners and cheering crowds.
Plan, the city starts closing roads Friday evening, reopening them by Sunday afternoon.
The Chicago Office of Emergency Management and Communications recommends taking public transit or biking if you’re heading to watch the race.
- Using the “L” or buses will help you move between cheering zones without getting stuck in road closures.
For spectators, designated viewing zones are set up along the route. Arriving early will give you the best spot to cheer on your favorite runners.
- Bring signs, energy, and maybe some snacks. The crowd’s spirit makes this event unforgettable.
How You Can Watch or Follow the Marathon Live
If you can’t make it to the course, don’t worry, there are plenty of ways to be part of the excitement. NBC Chicago and Telemundo Chicago will broadcast the entire race starting at 7:00 a.m. CT, and you can also stream it live on the NBC Chicago app or website.
- Perfect for fans watching from other states or countries, you won’t miss a mile.
Want to follow a friend or favorite athlete? Download the Bank of America Chicago Marathon app for real-time tracking, pace data, and live updates.
- It’s the easiest way to experience the race from anywhere, mile by mile.
Also, don’t miss the Abbott Health & Fitness Expo and Abbott Chicago 5K on October 11, a great chance to meet runners, shop gear, and feel the pre-race excitement. For more Click here.
- Even if you’re not running, these events let you soak up the marathon vibe firsthand.
The Spirit of Chicago: Pride, People, and Purpose
The Chicago Marathon isn’t just about finishing times, resilience, unity, and city pride. Every year, thousands of volunteers, residents, and businesses come together to create an unforgettable experience.
- Whether cheering or running, you’re part of a citywide celebration of determination and community.
Chicago’s mayor, Brandon Johnson, called the race “a global celebration that reflects who we truly are.” This year, that message rings louder than ever.
- The marathon is Chicago at its best: diverse, determined, and united in motion.
Rules, Timing, and Safety Tips for Runners
Every participant, even walkers, must complete the course within 6 hours and 30 minutes. Hydration and medical stations will appear about every two miles, staffed by trained volunteers and healthcare teams.
If you’re running, pace smart and stay hydrated, the city’s support system is built to help you succeed.
This year, the marathon also highlights sustainability, with eco-friendly water cups and recycling stations at multiple points.
➡️ Runners and fans alike can help make this a greener, cleaner event.
Final Thoughts
The Chicago Marathon 2025 is more than just a race; it’s an experience that brings the world together. Whether setting a new PR, cheering from the sidelines, or watching from your couch, you’re part of a shared story of endurance and hope.
➡️ So mark your calendars, charge your phones, and get ready, Chicago is about to make history again.
FAQs
1. What time does the 2025 Chicago Marathon start?
The marathon starts at 7:00 a.m. Central Time on Sunday, October 12, 2025, with staggered waves for elite, wheelchair, and open-field participants.
2. How can I watch or follow the race live?
You can tune in to NBC Chicago and Telemundo Chicago, or stream via the NBC Chicago app. The official marathon app also provides live tracking and split times.
3. Who are the top athletes to watch?
Keep an eye on Conner Mantz in the men’s field and Brigid Kosgei and Tigist Assefa in the women’s. Former champion Ruth Chepngetich is out following a provisional suspension.
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