Course
Both races start and finish at Central Park, Chelmsford, on road and tarmac paths. The marathon is a single undulating lap through tree-lined park avenues and rural country lanes; the half marathon is a flatter out-and-back. Water and aid are provided at eight points around the marathon course.
Key dates
- ★Race dayOctober 2027 · date to be announced
About
The Chelmsford Marathon & Half Marathon is a premier running event in Essex, drawing runners from across the region to support the vital work of Havens Hospices. Winding through scenic landscapes, this challenging yet rewarding course offers an unforgettable experience for runners of all levels, making it a must-do on any runner's calendar.
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Run Heaton Park 5K, 10K & Half Marathon
Laps of Heaton Park past its Georgian hall and lake
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Oxford Half
Half marathon past Oxford dreaming spires and the Thames
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Chester Marathon
Award-winning marathon through historic Chester and rural England
A confirmed date shows its day; a provisional one shows only its month, because we won't claim a day we don't have. This page is rebuilt every night from the RunCalendar catalogue.