Running Pace Calculator
Enter a race distance and finish time to calculate your pace per mile and per kilometer, plus projected finishing times at other distances at the same effort.
Pace per Mile
This tool is for informational purposes only and does not constitute medical advice. Consult a certified running coach or sports medicine professional before beginning a training program.
Pace Zone Reference
| Zone | Effort | Typical Pace | Use |
|---|---|---|---|
| Easy | 60–70% max HR | Very comfortable, can hold full conversation | Recovery, long runs |
| Moderate | 70–80% max HR | Comfortably hard | Aerobic base building |
| Tempo | 80–90% max HR | Comfortably uncomfortable | Lactate threshold training |
| Race | 90–95% max HR | Hard, limited conversation | 5K–10K race effort |
| Max / Interval | 95–100% max HR | All-out, unsustainable beyond 1–2 min | Short intervals, sprints |
References & Methodology
- Daniels, J. (2014) — Daniels' Running Formula, 3rd ed. Human Kinetics. Foundation of VDOT-based pace zones and training intensity guidance.
- International Association of Athletics Federations (IAAF / World Athletics) — Official world records and competition standards for road racing distances.
- USA Track & Field (USATF) — National governing body standards for competition and course certification; race distance measurement protocols.