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1:26 half marathon pace

A 1:26 half marathon is 4:05/km (6:34/mi), 14.7 km/h.

Distance
Half marathon finish times around your target, in 30 seconds steps
ChangeTimePace
−2:001:24:003:596:24
−1:301:24:304:006:27
−1:001:25:004:026:29
−0:301:25:304:036:31
Your target
/km
+0:301:26:304:066:36
+1:001:27:004:076:38
+1:301:27:304:096:40
+2:001:28:004:106:43
Pace and speed

Arrow keys nudge the value. Hold Shift for bigger steps.

Finish times at 4:05 per km

Finish time at this pace for each distance
DistanceFinish time
1K4:05
1 mile6:34
5K20:23
10K40:46
10 miles1:05:36
Half marathon1:26:00
Marathon2:52:00
50K3:23:49

Splits for a 1:26 half marathon

Even pace all the way
Splits per km
kmSplitElapsed
14:054:05
24:058:09
34:0512:14
44:0516:18
54:0520:23
64:0524:27
74:0528:32
84:0532:37
94:0536:41
104:0540:46
114:0544:50
124:0548:55
134:0553:00
144:0557:04
154:051:01:09
164:051:05:13
174:051:09:18
184:051:13:22
194:051:17:27
204:051:21:32
214:051:25:36
Final 0.098 km0:241:26:00
Splits per mile
MileSplitElapsed
16:346:34
26:3413:07
36:3419:41
46:3426:14
56:3432:48
66:3439:22
76:3445:55
86:3452:29
96:3459:03
106:341:05:36
116:341:12:10
126:341:18:43
136:341:25:17
Final 0.109 mi0:431:26:00

What a 1:26 half marathon predicts

Estimate
Estimated times at other distances (Riegel formula)
DistanceEstimated time
5K18:42
10K38:59
10 miles1:04:33
Marathon2:59:18

These are estimates from the Riegel formula, T2 = T1 × (D2 ÷ D1)^1.06. They assume you’ve trained for the other distance, so treat them as a guide, not a promise.

1:25 to 1:40 is where even pacing pays

Bank time early and you’ll give it back, with interest, in the last 5 km. Hold the same pace from the start and let the effort rise instead.

One quality session a week, a tempo run or intervals at goal pace, plus a weekly long run builds most of what you need. Run the rest easy.

You’ll race for well over an hour and a quarter. A gel or sports drink in the second half helps; use one you’ve tried in training.

Pace questions runners ask

What pace do I need for a 1:26 half marathon?
A 1:26 half marathon is 4:05/km (6:34/mi), 14.7 km/h, held for the whole race.
What treadmill speed is 1:26 half marathon pace?
Set the treadmill to 14.7 km/h or 9.1 mph to run 4:05/km (6:34/mi).
Where should I be at halfway in a 1:26 half marathon?
With even pacing you pass halfway in 43:00; with a negative split, a little later.
What does a 1:26 half marathon predict for other distances?
The Riegel formula estimates 18:42 for the 5K, 38:59 for the 10K, 1:04:33 for the 10-mile race, 2:59:18 for the marathon, assuming you’ve trained for each distance.