Pace Calculator

Solve for pace, distance, or time — perfect for running and cycling training

About this calculator

The Pace Calculator helps runners, cyclists, and walkers find their pace, finish time, or distance for any workout or race. Enter any two of the three values — pace, distance, and time — and instantly solve for the third. Works in min/km or min/mile and supports distances from a 5K to an ultramarathon.

Common examples

  • 5 km in 25:00 → pace = 5:00 min/km (8:02 min/mile)
  • Marathon (42.195 km) at 5:30 min/km → finish time = 3:51:04
  • Half marathon in 2:00:00 → pace ≈ 5:41 min/km (9:09 min/mile)
  • 10 km at 6:00 min/km → finish time = 1:00:00
  • Pace 4:30 min/km for 1 hour → distance ≈ 13.3 km