
Washington, United States of America · Saturday 5 September 2026
This race works well for runners chasing a fast time or looking to build confidence on a fundamentally friendly course. The flat to gently rolling terrain in the Washington area means you won't be fighting significant elevation, which matters if you're targeting a personal best or haven't logged many long miles recently. It's also a solid choice for someone training through the summer into early fall, since September racing lets you take advantage of base-building work done in warmer months. This isn't a beginner's dream just because it's flat. Road marathons can be punishing on the legs and joints over 26 miles, and a course without much elevation variety means less natural recovery on downhills and more sustained effort needed to maintain pace. On the ground, you'll be running on road surface the entire distance, which means hard pavement underfoot for the full 42 kilometres. The course sits at very low elevation, ranging between 10 and 19 metres above sea level, so you won't get altitude benefits or hindrances. The gentle rolling profile is genuinely easier than a mountainous course, but don't mistake easy terrain for easy racing. Road marathons in September can still be warm and humid depending on the year, and the steady effort required on a relatively flat route tends to expose fitness gaps quickly. There's no place to hide on a course like this, which is precisely why it suits runners who've done the training and want to prove it.
Adjusted Time
3:54:15
Time difference: -5.8 minutes compared to a flat, road, temperate course.
On our difficulty model, St. Patricks Marathon plays about even with an average road marathon for a 3:30 runner. It ranks #970 hardest of 1150 marathons we analyse, and #455 of 575 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 St. Patricks Marathon | Difference |
|---|---|---|
| 3:00:00 | 2:55:04 | −04:56 |
| 3:30:00 | 3:24:42 | −05:18 |
| 4:00:00 | 3:54:15 | −05:45 |
| 4:30:00 | 4:23:44 | −06:16 |
| 5:00:00 | 4:53:09 | −06:51 |
| 5:30:00 | 5:22:32 | −07:28 |
| 6:00:00 | 5:51:50 | −08:10 |
Use the calculator above for your exact goal time. Want a prediction from your own training? Try the marathon time predictor.
St. Patricks Marathon is a full marathon held in Washington, United States of America. It is scheduled for Saturday 5 September 2026. The course is run on road surface with 33m of total climbing, with its high point near 19m above sea level.
This is a very flat course, with only 33m 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.
St. Patricks 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 St. Patricks Marathon against other marathons to find the right race for your goals.
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