Photo: W. Bulach · CC BY-SA 4.0 · Wikimedia CommonsCarrington Challenge
Louviers, France
November 11, 2026Date confirmed
Running Territory & Spot
445 verified events (36 confirmed dates) and 1,335 races in Races in Seine Valley with course maps and elevation profiles.
Selected Events
Photo: W. Bulach · CC BY-SA 4.0 · Wikimedia CommonsLouviers, France
November 11, 2026Date confirmed
Photo: Jörg Braukmann · CC BY-SA 4.0 · Wikimedia CommonsDeauville, France
November 14, 2026 to November 15, 2026Date confirmed
Photo: Frank Vincentz · CC BY-SA 3.0 · Wikimedia CommonsCormeilles-en-Parisis, France
November 14, 2026 to November 15, 2026Date confirmed
Photo: gadl · CC BY-SA 2.0 · Wikimedia CommonsParis, France
November 14, 2026Date confirmed
Photo: Guilhem Vellut from Paris, France · CC BY 2.0 · Wikimedia CommonsSceaux, France
November 15, 2026Date confirmed
Photo: Guilhem Vellut from Paris, France · CC BY 2.0 · Wikimedia CommonsColombes, France
November 15, 2026Date confirmed
Photo: Guilhem Vellut from Paris, France · CC BY 2.0 · Wikimedia CommonsParis, France
November 15, 2026Date confirmed
Photo: Rémih · CC BY-SA 4.0 · Wikimedia CommonsMantes-la-Jolie, France
November 15, 2026Date confirmed
Dates & Schedule
| Date | Event | Location | Disciplines | Distances |
|---|---|---|---|---|
| Nov 11, 2026 | Carrington Challenge | Cross Country Running | 8.59 km6.06 km | |
| Nov 14, 2026 - Nov 15, 2026 | Deauville International Marathon | Road Running | 42.2 km21.1 km10 km900 m | |
| Nov 14, 2026 - Nov 15, 2026 | Trail des Châtaignes | Trail Running | 48 km32 km16 km14 km | |
| Nov 14, 2026 | Urgent Run Paris | Road Running | 20 km10 km5 km | |
| Nov 15, 2026 | Lions of Hope Run | Road RunningWalking & Hiking | 10 km5 km900 m | |
| Nov 15, 2026 | Foulées Olympiques Colombiennes | Road Running | 10 km5 km1 km400 m | |
| Nov 15, 2026 | ENDOrun Paris | Road RunningWalking & Hiking | 10 km5 km3 km | |
| Nov 15, 2026 | Trail Malassis Tour | Trail Running | 25 km13 km6 km | |
| Nov 15, 2026 | Boulogne-Billancourt Christian Granger Half Marathon | Road Running | 21.1 km | |
| Nov 15, 2026 | Autumn Marathon | Road Running | 42.2 km | |
| Nov 15, 2026 | 10 km Paris Centre (Hoka) | Road Running | 10 km | |
| Nov 21, 2026 | Course des Lumières - Paris | Road Running | 10 km5 km |
Overview & Route Character
The running territory of Races in Seine Valley (France, Seine Valley) is represented in the RunningCompass catalog with 445 public events and 1,335 individual races, including 36 events with confirmed dates for the 2026-2027 season. Core disciplines include Road Running, Trail Running, and Walking & Hiking. Key host locations include Louviers, Deauville, Cormeilles-en-Parisis, and Paris. Notable events in the selection include Carrington Challenge, Deauville International Marathon, and Trail des Châtaignes.
Race distances span from 0.5 km to 48 km, reaching up to +1,900 m of elevation gain on the most demanding courses. Every race listed for Races in Seine Valley includes an interactive MapLibre course map powered by OpenStreetMap, a high-resolution SVG elevation profile with gradient telemetry, and a direct GPX track download.
RunningCompass currently lists 445 verified events with 1,335 individual races in Races in Seine Valley. A total of 36 events have confirmed upcoming dates, while additional annual editions include full course and distance specifications. Notable events in the selection include Carrington Challenge, Deauville International Marathon, and Trail des Châtaignes.
Events in Races in Seine Valley focus on Road Running, Trail Running, and Walking & Hiking. Course distances range from 0.5 km entry-level races up to 48 km endurance challenges. Primary host cities and towns include Louviers, Deauville, Cormeilles-en-Parisis, and Paris.
The most selective courses in Races in Seine Valley climb up to +1,900 m of positive elevation gain. Each event page provides exact altitude range, ascent (+m), descent (-m), average and maximum gradient, an interactive course map, and a downloadable GPX file.
The monthly race calendar on this page groups all confirmed dates chronologically alongside annual events awaiting their next date announcement. Use the discipline, distance, and month links or switch to the interactive map view (/en/events?view=map) to inspect individual event profiles and official organizer registration links.