Pairwise course analysis
Bouchard Park 5Kvs.Washington Park 5K Course
Based on runners who competed on both courses during the same season. Positive values mean the second course ran slower; negative values mean it ran faster.
Model verdict
Washington Park 5K Course runs slower
+0.57%
Roughly 6.8 seconds slower for a 20:00 runner
Paired observations
56
Strong evidence
Median difference
+3.13%
Middle runner-season comparison
Overall estimate
+0.57%
Network-adjusted course estimate
Middle 50% range
+4.17%
Observed variation (IQR)
Direction and magnitude
Relative course speed
Confidence interval
+1.07% to +3.81%
Scale shown
-5% to +5%
Course context
The two courses
Underlying runner comparisons
Same-season evidence
Each row represents one runner-season with valid results on both courses. Median performances reduce the effect of one unusually good or poor race. JV and varsity results are included.
| Runner | Season | Bouchard Park 5K | Washington Park 5K Course | Difference |
|---|---|---|---|---|
| CJ Briere | 2025 | 22:52.501 race | 18:43.001 race | -18.18% |
| Anika Ata | 2024 | 26:09.001 race | 21:48.001 race | -16.63% |
| Peter Duhamel | 2025 | 19:17.001 race | 18:40.001 race | -3.20% |
| Henry Orraca-Cecil | 2024 | 18:48.001 race | 18:16.001 race | -2.84% |
| Eleanor Lial | 2025 | 20:08.101 race | 19:50.001 race | -1.50% |
| Percy Gao | 2025 | 20:44.701 race | 20:27.001 race | -1.42% |
| Terry Qi | 2024 | 19:10.001 race | 19:00.001 race | -0.87% |
| Martin Erath | 2024 | 18:50.001 race | 18:42.001 race | -0.71% |
| Sebastien Aubourg | 2024 | 17:57.001 race | 17:52.001 race | -0.46% |
| Vincent Gilbert | 2024 | 19:37.001 race | 19:33.001 race | -0.34% |
| Aggie Dursi | 2025 | 19:55.101 race | 19:55.001 race | -0.01% |
| Dylan Fu | 2024 | 19:22.001 race | 19:22.001 race | 0.00% |
| Grant Vensel | 2025 | 19:59.601 race | 20:07.001 race | +0.62% |
| Jessica Wu | 2024 | 26:11.001 race | 26:22.001 race | +0.70% |
| Theo Martin | 2024 | 23:01.001 race | 23:14.001 race | +0.94% |
| Logan Hoffman | 2024 | 20:35.001 race | 20:51.001 race | +1.30% |
| Sue Hayashi | 2024 | 24:51.001 race | 25:16.001 race | +1.68% |
| Cole Miller | 2025 | 18:25.801 race | 18:46.001 race | +1.83% |
| Jax Tran | 2024 | 22:52.001 race | 23:18.001 race | +1.90% |
| Casey Coleman | 2024 | 19:34.001 race | 19:57.001 race | +1.96% |
| Leighton Glass | 2024 | 20:34.001 race | 21:00.001 race | +2.11% |
| Matt Palmer | 2024 | 17:58.001 race | 18:23.001 race | +2.32% |
| Marvelous Ugwu | 2024 | 25:15.001 race | 25:54.001 race | +2.57% |
| Owen Richer | 2025 | 18:03.401 race | 18:34.001 race | +2.82% |
| Neo Wang | 2024 | 22:59.001 race | 23:38.001 race | +2.83% |
| Alexei Liska | 2024 | 20:57.001 race | 21:33.001 race | +2.86% |
| Somers Estwanik | 2025 | 21:07.101 race | 21:45.001 race | +2.99% |
| Eva Zhao | 2024 | 29:08.001 race | 30:02.001 race | +3.09% |
| Jerry Cao | 2024 | 20:30.001 race | 21:09.001 race | +3.17% |
| Sunny Qian | 2024 | 20:27.001 race | 21:07.001 race | +3.26% |
| Catherine Maloney | 2025 | 25:43.101 race | 26:34.001 race | +3.30% |
| Pipsa Palatsi | 2024 | 21:50.001 race | 22:37.001 race | +3.59% |
| Charlotte Friedmann | 2024 | 26:08.001 race | 27:13.001 race | +4.15% |
| Neela Soni | 2025 | 26:18.801 race | 27:25.001 race | +4.19% |
| Steve Ma | 2024 | 21:20.001 race | 22:14.001 race | +4.22% |
| Quinn Mason | 2025 | 21:21.601 race | 22:16.001 race | +4.24% |
| Robert Sou | 2024 | 20:00.001 race | 20:54.001 race | +4.50% |
| Andy Chen | 2025 | 21:25.701 race | 22:25.001 race | +4.61% |
| Katie Tantillo | 2024 | 21:42.001 race | 22:43.001 race | +4.69% |
| Branford Chen | 2025 | 21:09.301 race | 22:11.001 race | +4.86% |
| Maggie Cabot | 2024 | 21:39.001 race | 22:44.001 race | +5.00% |
| Gillian Griffin | 2025 | 23:48.101 race | 25:00.001 race | +5.03% |
| Claire Hackel | 2025 | 21:33.101 race | 22:41.001 race | +5.25% |
| Anthony Billings | 2024 | 21:14.001 race | 22:22.001 race | +5.34% |
| Lucy Walker | 2025 | 20:47.701 race | 21:55.001 race | +5.39% |
| Julian Barber | 2024 | 21:04.001 race | 22:13.001 race | +5.46% |
| Maia Soni | 2025 | 24:20.501 race | 25:42.001 race | +5.58% |
| Stealla Curwin-Amfitheatrof | 2024 | 19:38.001 race | 20:47.001 race | +5.86% |
| Max Liang | 2024 | 21:19.001 race | 22:36.001 race | +6.02% |
| Cassidy Bruno | 2024 | 20:07.001 race | 21:20.001 race | +6.05% |
| Angela Huffer | 2024 | 21:28.001 race | 22:48.001 race | +6.21% |
| Allison Luo | 2024 | 22:21.001 race | 24:00.001 race | +7.38% |
| Alex DeChiara | 2024 | 20:22.001 race | 22:05.001 race | +8.43% |
| Ella Cuccia | 2025 | 22:51.401 race | 24:57.001 race | +9.16% |
| Allan Lu | 2024 | 23:28.001 race | 25:46.001 race | +9.80% |
| Brady Gomez | 2024 | 27:56.001 race | 31:18.001 race | +12.05% |