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Start location and course
HCFC R5, OKC, OK 73120
The pin marks the address the race lists, which is usually the start. The organizers have not shared a course map with us yet.
Where HefnerHarvest ranks
- No. 34 of 50 on Largest duathlons in the US
National lists computed from results, entry fees, course maps and water temperatures; they refresh through the day.
2026 results
All resultsAdult
Kids
Aggregated from official results (Oklahoma Race Company) for HefnerHarvest. Individual finisher names are not stored here.
How fast do you need to be at HefnerHarvest?
At the 2026 Adult, the fastest tenth finished in 45:49 or better, the top quarter in 50:08, and half the field in 55:45; the last tenth came in after 1:12:58.
At the 2026 Kids, the fastest tenth finished in 16:58 or better, the top quarter in 17:28, and half the field in 19:02; the last tenth came in after 25:37.
| Age | Women | Men |
|---|---|---|
| 20-29 | 1:14:09 | n/a |
| 40-49 | 55:45 | n/a |
| 50-59 | n/a | 45:04 |
Groups with fewer than five finishers are left out. Awards vary by race; check the race's rules.
What would my time get me?
Where a finish time would have placed in 2026.
Run and bike splits at HefnerHarvest
At the 2026 Adult, the bike decided the most: the middle of the field lost about 4:33 to the top quarter there, 43% of the gap across the three legs.
Compared with a typical duathlon in the US, the median run 1 here was 1:20 faster, the bike 19:37 faster and the run 10:47 faster.
| Leg | Top 10% | Top 25% | Median | Slowest 25% |
|---|---|---|---|---|
| Run 1 | 11:00 | 12:32 | 14:33 | 16:33+ |
| T1 | 0:31 | 0:40 | 0:53 | 1:10+ |
| Bike | 20:11 | 21:55 | 23:54 | 26:44+ |
| T2 | 0:24 | 0:33 | 0:47 | 1:02+ |
| Run | 11:39 | 13:25 | 14:54 | 17:54+ |
Each column ranks finishers on that leg alone, from the race's published results. T1 and T2 are transitions.
At the 2026 Kids, the bike decided the most: the middle of the field lost about 1:07 to the top quarter there, 51% of the gap across the three legs.
Compared with a typical duathlon in the US, the median run 1 here was 11:19 faster, the bike 33:02 faster and the run 22:26 faster.
| Leg | Top 10% | Top 25% | Median | Slowest 25% |
|---|---|---|---|---|
| Run 1 | 4:01 | 4:16 | 4:34 | 5:10+ |
| T1 | 0:23 | 0:28 | 0:37 | 0:48+ |
| Bike | 9:25 | 9:51 | 10:29 | 12:10+ |
| T2 | 0:19 | 0:24 | 0:33 | 0:39+ |
| Run | 2:45 | 2:51 | 3:15 | 3:34+ |
Each column ranks finishers on that leg alone, from the race's published results. T1 and T2 are transitions.
Race details
- Where
- HCFC R5, OKC, OK 73120Map
- Course
- Road
- Start elevation
- About 1,190 feet
- Distances
- Duathlon
- Editions
- 2026 (Oct 18, 2026)
- Status
- The next edition has not been announced yet. Past events: Kids, Adult.
Organize this race? Add details or a correction
Quick answers
- When is HefnerHarvest?
- The next date has not been announced.
- How much does it cost?
- See the registration page for current pricing.
- What distances are offered?
- Duathlon.
- How big is it, and how fast?
- In 2026, 45 athletes finished the Adult; the median finish was 55:45 and the winner finished in 40:30.
- Where does it start?
- HCFC R5, OKC, OK 73120.