# Running pace calculator: pace, time and race splits Pace is time divided by distance. Enter a distance and your time to get pace per kilometre and per mile, plus what that pace means for a 5K, 10K, half marathon and marathon. Longer races are usually run slower than the same pace, so treat long-distance times as the fastest case. ## How it works ### Pace Pace (min per km) = total minutes รท kilometres. Per mile multiplies by 1.609. ### Race times Shown at the same pace for comparison. For a realistic prediction across distances, add a few percent for each step up in distance. ## Questions ### What is a good 5K pace for a beginner? Anything you can hold while breathing hard but controlled. Many new runners finish 5K in 30 to 40 minutes, about 6 to 8 minutes per km. ### How do I get faster? Mostly easy running, plus one session a week of faster intervals or tempo. Increase weekly distance gradually. ### Should easy runs be slow? Yes. Easy runs at a conversational pace build aerobic fitness with less fatigue. Accurate as of November 12, 2026. --- Canonical: https://revns.com/tools/running-pace-calculator Index of everything: https://revns.com/llms.txt revns gives training guidance, not medical advice.