Half Marathon Training on a Treadmill: Incline, Speed and Workouts

Learn how to train for a half marathon on a treadmill with practical incline guidance, speed conversions, key workouts and long-run strategies.
Training, pacing and race guidance for runners working toward meaningful personal goals.

Learn how to train for a half marathon on a treadmill with practical incline guidance, speed conversions, key workouts and long-run strategies.

Learn when to run a 5K or 10K tune-up race before a half marathon, how hard to race, how to recover and how to use the result.

Learn how fast and how long a recovery run should be, where it fits in half-marathon training, and when rest is the better choice.

Learn when to schedule a cutback week, how much mileage to reduce, which workouts to keep and how to resume half-marathon training.

Learn how many days to leave between hard running workouts, with practical half-marathon schedules for threshold, intervals, long runs and strength.

Use this two-day half marathon strength training plan to build runner-specific strength without compromising your key workouts, long runs or taper.

Most runners need 12–16 weeks to train for a half marathon. Use your current running base, longest run and goal to choose an 8–28+ week timeline.

Set a realistic half marathon goal time using a recent race, training evidence, goal-pace workouts, course conditions and practical A, B and C targets.

Set your half marathon training paces for easy runs, threshold sessions, intervals and race pace using current fitness, effort cues and practical examples.

Learn how to run a sub-2-hour half marathon with the exact 5:41/km pace, readiness benchmarks, workouts, splits, fueling and race-day strategy.