
Oklahoma City, United States of America · Sunday 25 April 2027
The marathon starts at the Oklahoma City National Memorial & Museum, moving through downtown streets filled with city landmarks and continuing east into Bricktown with its restored warehouses, canal-side paths, and lively urban scenery. Runners pass the State Capitol's imposing facade before heading through northeast Oklahoma City, eventually traversing a selection of historic neighborhoods and green city parks. The course is a single 26.2-mile loop on paved roads and features only about 140 fee
Adjusted Time
3:58:54
Time difference: -1.1 minutes compared to a flat, road, temperate course.
Oklahoma City Memorial Marathon is a full marathon held in Oklahoma City, United States of America, scheduled for Sunday 25 April 2027. The course is run on road surface with 166m of total elevation gain, reaching a maximum altitude of 384m above sea level. For registration and full race details, visit the official Oklahoma City Memorial Marathon website.
With 166m of elevation gain, this is a moderately undulating course. The route ranges from 343m to 384m above sea level (41m total range). While not completely flat, the elevation changes are manageable for most runners and shouldn't significantly impact pacing strategy.
Based on historical weather data for April, the expected race day conditions are as follows. Moderate temperatures between 10°C and 21°C are expected. While comfortable for most runners, those targeting fast times should pay attention to hydration, as these temperatures can impact performance over the full distance. There is a low chance of rain (15%), so dry conditions are likely.
Oklahoma City Memorial Marathon is run on road surfaces, which provide the fastest and most predictable conditions for marathon running. Road courses allow for consistent pacing and are typically the best choice for runners targeting a personal best time.
Our difficulty rating for Oklahoma City Memorial Marathon is calculated using a model that combines elevation gain, temperature impact, and surface type. Use the difficulty calculator above to enter your target finish time and see exactly how many minutes this course would add or subtract compared to a perfectly flat, cool, road-based marathon. Faster runners and slower runners are affected differently by the same course conditions, so the difficulty is personalised to your pace.
Looking for an easier marathon or a tougher challenge? You can also compare Oklahoma City Memorial Marathon against other marathons to find the right race for your goals.
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