1:45 Half Marathon Pace

To finish a 1:45 half marathon in 1:45:00, you need to average 4:58 per kilometer — that's 8:00 per mile, or 12.1 km/h (7.5 mph) held for the full 21.0975 km.

4:58 per km
8:00 per mile
1:45:00 finish time
12.1 km/h

This is a solid, above-average half marathon time for a trained recreational runner.

Split times for a 1:45 half marathon

Where you need to be at each checkpoint, assuming perfectly even pacing — the strategy that works best for most runners at this distance.

CheckpointElapsed time
3 km14:56
5 km24:53
8 km39:49
10 km49:46
Halfway52:30
13 km1:04:42
15 km1:14:39
18 km1:29:35
20 km1:39:32
Finish1:45:00

Want kilometer-by-kilometer splits, negative splits, or mile splits? Build a custom plan with the Split Time Generator.

Is 1:45:00 realistic for you?

Race times scale predictably across distances (we use the Riegel formula). If your recent results are close to these equivalents, a 1:45 half marathon is within reach:

DistanceEquivalent timePace
Marathon3:38:555:11 /km
10K47:354:45 /km
5K22:504:33 /km

These assume similar training for each distance — check your own numbers with the Pace Calculator.

Training paces for this goal

Rules of thumb derived from your goal — most of your training should be much slower than race pace:

Easy / long runs
5:56–6:41 /km
conversational — most of your weekly volume
Tempo / threshold
4:55–5:05 /km
comfortably hard, 20–40 min blocks
Intervals (VO2max)
4:23–4:33 /km
2–5 min reps with equal recovery

Make it stick on race day

🖨 Print the free pace band for this exact goal →

Practice your rhythm with the Cadence Trainer, and read our guide on pacing strategies from 5K to marathon.

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