4:30 Marathon Pace
The exact even pace, per-kilometer splits and checkpoint times you need to run a 4:30 marathon — plus fueling and equivalent race times. Free.
| Distance | Time at even pace |
|---|---|
| 5K | 32:00 |
| 10K | 1:03:59 |
| 15K | 1:35:59 |
| Half | 2:15:00 |
| 25K | 2:39:58 |
| 30K | 3:11:58 |
| 35K | 3:43:58 |
| 40K | 4:15:57 |
| Finish | 4:30:00 |
⚡ Fueling for a 4:30 marathon
At roughly 4.5 hours of running, aim for about 60–90 g of carbohydrate per hour (≈ 270–405 g total) and 300–800 mg sodium per hour. Test your exact fueling in training — never race on something new.
Build your race-day fuel →Full kilometer-by-kilometer split table ▾
| KM | Cumulative | Pace/km |
|---|---|---|
| 1 km | 6:24 | 6:24 |
| 2 km | 12:48 | 6:24 |
| 3 km | 19:12 | 6:24 |
| 4 km | 25:36 | 6:24 |
| 5 km | 32:00 | 6:24 |
| 6 km | 38:24 | 6:24 |
| 7 km | 44:48 | 6:24 |
| 8 km | 51:11 | 6:24 |
| 9 km | 57:35 | 6:24 |
| 10 km | 1:03:59 | 6:24 |
| 11 km | 1:10:23 | 6:24 |
| 12 km | 1:16:47 | 6:24 |
| 13 km | 1:23:11 | 6:24 |
| 14 km | 1:29:35 | 6:24 |
| 15 km | 1:35:59 | 6:24 |
| 16 km | 1:42:23 | 6:24 |
| 17 km | 1:48:47 | 6:24 |
| 18 km | 1:55:11 | 6:24 |
| 19 km | 2:01:35 | 6:24 |
| 20 km | 2:07:59 | 6:24 |
| 21 km | 2:14:23 | 6:24 |
| 22 km | 2:20:46 | 6:24 |
| 23 km | 2:27:10 | 6:24 |
| 24 km | 2:33:34 | 6:24 |
| 25 km | 2:39:58 | 6:24 |
| 26 km | 2:46:22 | 6:24 |
| 27 km | 2:52:46 | 6:24 |
| 28 km | 2:59:10 | 6:24 |
| 29 km | 3:05:34 | 6:24 |
| 30 km | 3:11:58 | 6:24 |
| 31 km | 3:18:22 | 6:24 |
| 32 km | 3:24:46 | 6:24 |
| 33 km | 3:31:10 | 6:24 |
| 34 km | 3:37:34 | 6:24 |
| 35 km | 3:43:58 | 6:24 |
| 36 km | 3:50:22 | 6:24 |
| 37 km | 3:56:45 | 6:24 |
| 38 km | 4:03:09 | 6:24 |
| 39 km | 4:09:33 | 6:24 |
| 40 km | 4:15:57 | 6:24 |
| 41 km | 4:22:21 | 6:24 |
| 42 km | 4:28:45 | 6:24 |
| 42.195 km | 4:30:00 | 6:24 |
How to actually run a 4:30 marathon
The pace above assumes an even effort. In a study of over 4 million race records, 28% of men and 17% of women slowed dramatically in the second half — "hitting the wall" — almost always because they banked time early. Aim to reach halfway (2:15:00) on schedule or a few seconds behind, then hold. A flat, even or slight negative split is how most runners hit 4:30.
What pace is a 4:30 marathon?
A 4:30 marathon requires an even pace of 6:24 per kilometer (10:18 per mile), about 9.4 km/h. Over 42.195 km that adds up to exactly 4:30.
What are the 5K, 10K and halfway splits for a 4:30 marathon?
At even pace you pass 5K in 32:00, 10K in 1:03:59, and the halfway point (21.1 km) in 2:15:00. Reaching halfway meaningfully faster than 2:15:00 is the classic positive-split mistake that causes late-race slowdown.
How many carbohydrates do I need for a 4:30 marathon?
For a run of about 4.5 hours, sports-nutrition consensus is roughly 60–90 g of carbohydrate per hour — around 270–405 g total — plus 300–800 mg of sodium per hour depending on sweat rate. Practice your exact fueling in training; never try anything new on race day.
Times are mathematical even-pace targets, not a guarantee. Real results vary with course, weather, fitness and fueling. Nutrition guidance is general — consult a professional for individual needs.