
Tulsa, United States of America · Monday 23 November 2026
The Route 66 Half Marathon celebrates the iconic American road trip along the historic Route 66. Held annually in Tulsa, Oklahoma, this race takes participants on a thrilling journey through the heart of America’s heritage. The course offers a scenic route that blends the vibrant city streets with wide-open roads, allowing runners to experience the unique character of this region.
Adjusted Time
1:45:06
Time difference: +0.1 minutes compared to a flat, road, temperate course.
On our difficulty model, Route 66 Half Marathon plays about 2 minutes slower than an average road half marathon for a 1:30 runner. It ranks #284 hardest of 450 half marathons we analyse, and #96 of 145 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 half marathon, based on its elevation, surface, and expected race-day temperature.
| Average-course time | On Route 66 Half Marathon | Difference |
|---|---|---|
| 1:30:00 | 1:29:39 | −00:21 |
| 1:45:00 | 1:45:06 | +00:06 |
| 2:00:00 | 2:00:35 | +00:35 |
| 2:15:00 | 2:16:06 | +01:06 |
| 2:30:00 | 2:31:38 | +01:38 |
| 2:45:00 | 2:47:13 | +02:13 |
| 3:00:00 | 3:02:49 | +02:49 |
Use the calculator above for your exact goal time. Want a prediction from your own training? Try the marathon time predictor.
Route 66 Half Marathon is a half marathon held in Tulsa, United States of America. It is scheduled for Monday 23 November 2026. The course is run on road surface with 150m of total climbing, with its high point near 231m above sea level. For registration and full race details, visit the official Route 66 Half Marathon website.
With 150m of total climbing, this is a gently undulating course. The elevation changes are manageable for most runners and shouldn't greatly affect your pacing.
Based on historical weather data for November, the expected race day conditions are as follows. Near-ideal running temperatures are expected, ranging from 8°C to 12°C. This temperature range is widely considered optimal for marathon performance, allowing efficient heat dissipation without cold-related issues. There is a moderate chance of rain (32%). Runners may want to prepare for wet conditions but shouldn't expect persistent rainfall.
Route 66 Half 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 Route 66 Half Marathon against other half marathons to find the right race for your goals.
If Route 66 Half Marathon fits your goal, these courses play out about the same on our difficulty model.
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