Choose a language
Translations open in a new tab using Google Translate. English opens the original page.
Arundel, West Sussex · ENG
South Downs 100 K — 100K is a running event in Arundel, West Sussex, England. Recorded disciplines include 100K, 99.9K. The listed surface is trail (provisional). No future date is currently listed on ATHRECS. The ATHRECS archive includes editions from 2021 to 2024. This describes the editions recorded here, not the event's founding date or complete history.
Explore some of the athletes with recorded results at South Downs 100 K — 100K.
Times are local to the race. Select the entry route for your distance.
The next date has not been announced here. Check the race website for updates.
Listed venue / area
Arundel, West SussexENG
Confirm the exact start line, parking and arrival instructions with the organiser. A listed town or postcode may cover a wider area.
Historical course record. Trail classification is provisional, based on inclusion in the UTMB Index; course surface has not been independently verified. Actual course distances are retained separately from UTMB Index categories.
Public-figure or athlete-approved ATHRECS results, plus verified organiser links.
Sun, 26 May 2024
Sun, 28 May 2023
Sun, 29 May 2022
Sun, 30 May 2021
Sun, 26 May 2024
Historical UTMB source record. Trail classification provisional. Ascent 2410 m. UTMB Index category 100K is not the course distance.
Sun, 28 May 2023
Historical UTMB source record. Trail classification provisional. Ascent 2410 m. UTMB Index category 100K is not the course distance.
Sun, 29 May 2022
Historical UTMB source record. Trail classification provisional. Ascent 2410 m. UTMB Index category 100K is not the course distance.
Sun, 30 May 2021
Historical UTMB source record. Trail classification provisional. Ascent 2410 m. UTMB Index category 100K is not the course distance.
Sat
20
Mar
2027
Arundel, South of EnglandENG
South Downs Way National Trail
Winter's End South Downs Way 50 Mile Ultra & Marathons — South Downs Way National Trail, Arundel. Listed on runABC (South of England).
Date
TBC
Arundel, West SussexENG
Arundel Park and Arundel Castle grounds
Arundel Castle 10K — Arundel Park and Castle, West Sussex.
Fri
16
Oct
2026
Dorset, South of EnglandENG
Corfe Castle, Wareham
Maverick Adidas Terrex X & Ultra Jurassic Coast — Corfe Castle, Wareham, Dorset. Listed on runABC (South of England).
Fri
16
Oct
2026
Derbyshire, North of EnglandENG
Whaley, Goyt Valley
Ranger High Peak Ultra — Whaley, Goyt Valley, Derbyshire. Listed on runABC (North of England).
Fri
16
Oct
2026
Portsmouth, South of EnglandENG
Southsea Common
Junior & Mini Great South Run — Southsea Common, Portsmouth. Listed on runABC (South of England).
Fri
16
Oct
2026
Kent, South of EnglandENG
Vigo Rugby Club, Luddesdown
Kent Backyard Ultra Series 2 Vigo — Vigo Rugby Club, Luddesdown, Kent. Listed on runABC (South of England).
Fri
16
Oct
2026
Walton-on-Thames, SurreyENG
Xcel Sports Hub and the River Thames
Phoenix Fridays — Fantastic Friday at Walton-on-Thames, Surrey.
Fri
16
Oct
2026
Gravesend, KentENG
Cyclopark
ATW Neon Run 5K & 10K 2026 — an officially published 5K fixture at Cyclopark, Gravesend.
