
Columbia, United States of America · Tuesday 7 September 2027
Heart of America Marathon is a road race held in Columbia, Missouri scheduled for September 7, 2026. Runners will compete on road surfaces throughout the course, with elevation data unavailable for this event. The marathon takes place during early September in Columbia's climate conditions.
Adjusted Time
4:10:13
Time difference: +10.2 minutes compared to a flat, road, temperate course.
On our difficulty model, Heart of America Marathon plays about 13 minutes slower than an average road marathon for a 3:30 runner. It ranks #388 hardest of 1151 marathons we analyse, and #205 of 576 in United States of America. Use the calculator above to see the exact adjusted time for your own goal pace.
Estimated finish times on this course versus the same effort on an average road marathon, based on its elevation, surface, and expected race-day temperature.
| Average-course time | On Heart of America Marathon | Difference |
|---|---|---|
| 3:00:00 | 3:05:39 | +05:39 |
| 3:30:00 | 3:37:53 | +07:53 |
| 4:00:00 | 4:10:13 | +10:13 |
| 4:30:00 | 4:42:39 | +12:39 |
| 5:00:00 | 5:15:11 | +15:11 |
| 5:30:00 | 5:47:48 | +17:48 |
| 6:00:00 | 6:20:31 | +20:31 |
Use the calculator above for your exact goal time. Want a prediction from your own training? Try the marathon time predictor.
Heart of America Marathon is a full marathon held in Columbia, United States of America. It is scheduled for Tuesday 7 September 2027. The course is run on road surface with 0m of total climbing, with its high point near 247m above sea level.
This is a very flat course, with only 0m of total climbing and little change in altitude throughout. Flat profiles let you hold an even pace from start to finish, which makes this a fast, PB-friendly race.
Based on historical weather data for September, the expected race day conditions are as follows. Hot conditions are expected, with temperatures between 22°C and 31°C. Heat is one of the biggest performance factors in distance running - for every degree above 15°C, finish times can slow by roughly 1-2%. Extra hydration and a conservative start are strongly recommended. There is a moderate chance of rain (21%). Runners may want to prepare for wet conditions but shouldn't expect persistent rainfall.
Heart of America Marathon is run on road surfaces, which provide the fastest and most predictable conditions for racing. Road courses allow for consistent pacing and are typically the best choice for a personal best.
Looking for an easier marathon or a tougher challenge? You can also compare Heart of America Marathon against other marathons to find the right race for your goals.
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