Marathon Pace Chart

Turn your goal marathon finish time into the exact pace per mile and km, plus a full 5K split chart to follow on race day.

hr
min
Required Pace

9:09

min / mile

5:41

min / km

Split Chart (even pacing)

CheckpointCumulative Time
5 km28:26
10 km56:53
15 km1:25:19
20 km1:53:45
Half (21.1 km)2:00:00
25 km2:22:12
30 km2:50:38
35 km3:19:05
40 km3:47:31
Finish (42.195 km)4:00:00

Note: This chart assumes even pacing across the full 42.195 km. Real races vary with terrain, weather, and fatigue. Many runners aim for a slightly negative split to finish strong.

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About the Marathon Pace Chart

Learn more about the calculator and its creator

Jonas

Jonas

I have been a runner for over 10 years and I built this calculator to help runners like you and me with training and racing.

A marathon pace chart turns a single goal — your target finish time — into the steady pace you must hold across all 42.195 km (26.2 miles), plus a checkpoint-by-checkpoint table you can read off your watch on race day. Instead of doing mental math at 30 km while your legs burn, you glance at the chart and know instantly whether you are on, ahead of, or behind schedule.

How the Required Pace Is Found

The maths is simple division. Your required pace is your goal time divided by the marathon distance:

Pace (per km) = Goal time ÷ 42.195
Pace (per mile) = Goal time ÷ 26.2188

A 4:00:00 marathon is 14,400 seconds. Divided by 42.195 km that is roughly 341 s/km = 5:41 per km, or about 9:09 per mile. Every 5 km checkpoint is then just that pace multiplied by the distance covered.

Goal Time to Pace Reference

Goal Finish Pace /km Pace /mile Halfway
3:00:004:166:521:30:00
3:30:004:598:011:45:00
4:00:005:419:092:00:00
4:30:006:2410:182:15:00
5:00:007:0711:272:30:00

Reading the Split Table

The chart lists the cumulative clock time you should see as you cross each 5 km marker, the halfway point, and the finish. If you reach 25 km a minute ahead of the chart, you have banked time — but in the marathon, going out too fast almost always backfires in the closing 10 km.

  • 0–10 km: aim to be right on pace or a few seconds slow. The effort should feel easy.
  • Halfway: exactly half your goal time is the gold standard for even pacing.
  • 30 km onward: this is where the race is won or lost; staying on chart pace here takes the deepest fitness.

Even Pacing vs. the Real World

An even-pace chart is the ideal, but courses are rarely flat. On hilly courses, plan to run hills by effort rather than pace and make up small differences on descents. Heat, wind, and crowded start corrals also cost time, so build a little buffer into your early splits rather than chasing the chart from the gun.

Note: This pace chart is a planning and training aid, not a guarantee of performance. Your real finish time depends on training, fueling, weather, terrain, and pacing discipline. Consult a coach or healthcare professional before undertaking marathon training.

Frequently Asked Questions

How do I calculate marathon pace?

Divide your goal finish time by the marathon distance. For a 4:00:00 goal, 14,400 seconds ÷ 42.195 km ≈ 5:41 per km, or about 9:09 per mile.

Should I run even or negative splits in a marathon?

Even pacing is the safest foundation; a slight negative split (1–3%) is ideal. Going out too fast almost always costs more time in the final 10K than it saved.

What pace is a 4-hour marathon?

A 4:00:00 marathon requires roughly 5:41 per km or 9:09 per mile, with a 2:00:00 halfway split.