BestRacesroad · marathon · 10k · 5k
19th Annual Jim Rowland FCA River Valley Run 5k, 10k, Half Marathon
Build your free race-day pace plan| Distances | marathon, 10k, 5k |
| Surface | road |
| USATF certified | No |
| Boston qualifier | No |
Race Pace Analyzer beta
Build your splits for 19th Annual Jim Rowland FCA River Valley Run 5k, 10k, Half Marathon
Enter a goal time and get a pacing plan built around this course — its distance, terrain, and typical race-morning weather. Free while in beta.
| Mile | Split | Elapsed |
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Unlock the full plan
Every split to the finish, plus the heat adjustment for race morning, the course's time cost, a fueling plan, and a read on your goal. Free while in beta — join the beta list and you'll get the weekly BestRaces email too. One click to unsubscribe, always.
Training paces for this goal
The everyday paces that build the fitness behind your goal — derived from your target with the Daniels VDOT model. Bookmark these for your next training block.
Guides, not gospel — run easy days by feel and adjust for heat, hills, and how your legs actually feel that day.
Beta: splits are exact math on your goal time; terrain and weather notes are estimates from this race's listed data, not a forecast. Pacing is a plan, not a promise.