Major marathon training
Prepare for the Chicago Marathon
Chicago, United States • Confirmed date: 11 October 2026
World Marathon Majors • North America • America/Chicago
Start with a marathon plan prefilled for race day, then refine the schedule around your current running, available days, and goal.
Training plans that adapt to real life.
Race overview
What to know before training for Chicago Marathon.
A flat, high-energy city marathon with broad streets, big crowds, and weather that can range from ideal to warm.
Chicago can be fast, but fall marathon preparation still needs enough summer consistency and heat-aware pacing practice.
Date source: https://www.chicagomarathon.com/
Training focus
Use steady mileage, long-run fueling practice, and controlled race-pace blocks while adjusting hard sessions for hot training days.
Race week
Check the forecast and adjust expectations early. A warm Chicago day rewards restraint more than ambition.
Plan setup
The builder above starts with the marathon distance and race date selected. After generating, adjust your weekly mileage, long run, and training days so the first week matches your real starting point.
All training plans
Browse distance, goal-time, and race-specific plan pages.
Marathon training plans
Compare marathon plans before choosing a race-specific guide.
Pace calculator
Convert goal times and paces before setting a marathon target.
Race FAQ
Chicago Marathon training questions
How many weeks should I train for the Chicago Marathon?
Most marathon runners should allow at least 16 to 20 weeks, depending on current fitness, weekly mileage, and race goals. EzyRun starts with the race date selected so you can generate a realistic schedule and adjust it after previewing the first week.
Is the Chicago Marathon a fast marathon course?
A flat, high-energy city marathon with broad streets, big crowds, and weather that can range from ideal to warm.
What should I focus on when preparing for the Chicago Marathon?
Use steady mileage, long-run fueling practice, and controlled race-pace blocks while adjusting hard sessions for hot training days.
What is a good race-week tip for the Chicago Marathon?
Check the forecast and adjust expectations early. A warm Chicago day rewards restraint more than ambition.
Other race guides
Training for another marathon?
Compare race-specific preparation pages for major, candidate, city, and destination marathons.