| 16501 | 04 Jul 26 | Chesterfield Stars and Stripes 5K & Fun Run | 1M/5K | Chesterfield, MO |
| 16502 | 20 Jun 26 | Chesterfield Youth Triathlon | youth triathlon | Chesterfield, MO |
| 16503 | 16 May 26 | Vantage Aviation Runway 5K | 5K | Chesterfield, VA |
| 16504 | 12 Dec 26 | 2026 Pocahontas 5k/10k/Half | 10K/13.1/5K | Chesterfield, VA |
| 16505 | 30 May 26 | Chesterfield Gorge Ultra and 25K Race | 50K/100K/100M | Chesterfield, MA |
| 16506 | 13 Sep 26 | Pisgah Mountain Trail Races | 23K/50K | Chesterfield, NH |
| 16507 | 04 Oct 26 | Pocahontas Trail Festival | 10K/13.1M | Chesterfield, VA |
| 16508 | 26 Nov 26 | Chesterfield Alumni Run | 5K | Chesterfield, VA |
| 16509 | 04 Oct 26 | Rugby Run 5K | 5K | Chester Springs, PA |
| 16510 | 11 Jun 26 | Ringer Run | 5K | Chester Springs, PA |
| 16511 | 15 Aug 26 | Summer Sendoff 5K | 1M/5K | Chester Springs, PA |
| 16512 | 09 May 26 | Tails & Trails 5K | 5K | Chester Springs, PA |
| 16513 | 17 May 26 | 2026 Rappahannock Cellars 5k & 10k | 10K/5K | Chester Gap, VA |
| 16514 | 28 May 26 | Cedar Lake Triathlon Series | Sprint/Sprint Triathlon Relay/supersprint triathlon | Chester, CT |
| 16515 | 23 May 26 | Kiwanis Club of Chester Annual 5K | 5K | Chester, NY |