A pace of 4:30/mi is 2:48/km, or 21.5 km/h (13.3 mph). At that pace you finish a 5K in 13:59, a 10K in 27:58, a half marathon in 59:00 and a marathon in 1:57:59.
Try it at another distance
10K finish times around your target, in 5 seconds steps
Change
Time
Pace
−0:20
25:53
2:354:10
−0:15
26:24
2:384:15
−0:10
26:56
2:424:20
−0:05
27:27
2:454:25
Your target
/mi
+0:05
28:29
2:514:35
+0:10
29:00
2:544:40
+0:15
29:31
2:574:45
+0:20
30:02
3:004:50
Arrow keys nudge the value. Hold Shift for bigger steps.
Finish times at 4:30 per mile
Finish time at this pace for each distance
Distance
Finish time
1K
2:48
1 mile
4:30
5K
13:59
10K
27:58
10 miles
45:00
Half marathon
59:00
Marathon
1:57:59
50K
2:19:49
Splits
Splits per km
km
Split
Elapsed
1
2:48
2:48
2
2:48
5:36
3
2:48
8:23
4
2:48
11:11
5
2:48
13:59
6
2:48
16:47
7
2:48
19:34
8
2:48
22:22
9
2:48
25:10
10
2:48
27:58
Splits per mile
Mile
Split
Elapsed
1
4:30
4:30
2
4:30
9:00
3
4:30
13:30
4
4:30
18:00
5
4:30
22:30
6
4:30
27:00
Final 0.214 mi
0:58
27:58
Equivalent times at other distances
Estimate
Estimated times at other distances (Riegel formula)
Distance
Estimated time
5K
13:25
10 miles
46:18
Half marathon
1:01:42
Marathon
2:08:38
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.
10K 27:58
km2:48/km
12:48
25:36
38:23
411:11
513:59
616:47
719:34
822:22
925:10
1027:58
mi4:30/mi
14:30
29:00
313:30
418:00
522:30
627:00
6.2127:58
Pace questions runners ask
How long is a marathon at 4:30/mi?
At 4:30/mi a marathon takes 1:57:59 and a half marathon 59:00.