There are 13 upcoming 10k races in Essex listed. Next up: Leigh-on-Sea Running Festival 2026 (Sunday, 25 October 2026), ATW Remembrance Runs (Saturday, 7 November 2026), H&T Running: Remembrance Sunday 2026 (Sunday, 8 November 2026).
Upcoming races only, soonest first. Confirm dates and entry details with the organiser.
Leigh-on-Sea · Leigh Marina, Leigh-On-Sea, Essex, SS9 2ES
Leigh-on-Sea Running Festival 2026 is organised by Mammoth Events in Leigh-on-Sea. Entry options: HALF MARATHON Standard Entry; 10K Standard Entry ⌵ReadMore⌵; 5K Standard Entry. The course surface has not been confirmed.
£25.68–£43.73
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Saffron Walden · Debden Airfield, Carver Barracks, Water Ln, Wimbish, Saffron Walden CB10 2YA
ATW Remembrance Runs is organised by ATW in Saffron Walden. Entry options: Half Marathon; 10K; 5K. The course surface has not been confirmed.
£25.44–£43.46
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Colchester · Batemans Tower Cafe, Promenade Way, Colchester, CO7 0HH, United Kingdom
H&T Running: Remembrance Sunday 2026 is organised by Hare & Tortoise Running Ltd in Colchester. Entry options: 10km; 6hr Timed event; Half Marathon; Marathon.
£23.50–£40
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Braintree
Raynedeer Run 2026 takes place in Braintree on 13 December 2026. Organised by Hare & Tortoise Running. Check the organiser’s booking page for the full route, start arrangements, age requirements and current entry conditions.
£19.50–£40
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Chelmsford · Anglia Ruskin University, CM1 1SQ
Chelmsford Half Marathon takes place in Chelmsford on 07 March 2027. Organised by Chelmsford Half Marathon. Published venue: Anglia Ruskin University, CM1 1SQ. Check the organiser’s booking page for the full route, start arrangements, age requirements and current entry conditions.
£35.25–£49.50
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Colchester · Abbey Fields, Colchester, C02 7SZ
Colchester 10k takes place in Colchester on 09 May 2027. Organised by Colchester10k. Published venue: Abbey Fields, Colchester, C02 7SZ. Check the organiser’s booking page for the full route, start arrangements, age requirements and current entry conditions.
£25
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Harlow · Harlow Town Park, Fifth Avenue, CM20 2QQ
A 10km fundraising run for Cancer Research UK at Harlow Town Park in Harlow. Participants can run, jog or walk at their own pace. The organiser asks each participant to aim to raise £50.00.
£8.74
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Colchester · Colchester Zoo, Maldon Rd, Stanway, Heckfordbridge, Colchester CO3 0SL
A 10K starting inside Colchester Zoo before heading onto closed surrounding roads and returning to the event village.
£43.05
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Brentwood · Weald Country Park, South Weald, CM14 5QL
A 10km fundraising run for Cancer Research UK at Weald Country Park in Brentwood. Participants can run, jog or walk at their own pace. The organiser asks each participant to aim to raise £50.00.
£8.74
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Brentwood · South Weald Visitor Centre, Brentwood, CM14 5, United Kingdom
Weald Country Park (Essex) 10K is organised by MCC Promotions in Brentwood. Entry options: 10K.
£19.76
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Boxted · Boxted St Peters School, Boxted
Boxted 10k, 5k and Junior 2k takes place in Boxted on 13 June 2027. Organised by Boxted Runners. Published venue: Boxted St Peters School, Boxted. Check the organiser’s booking page for the full route, start arrangements, age requirements and current entry conditions.
£13–£18
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Colchester · Colchester Sports Park, Northern Gateway, Cuckoo Farm Way, Colchester, CO4 5YX
St John's 1K, 3K, 5K and 10K Run 2027 takes place in Colchester on 27 June 2027. Organised by The Fundraisers Association for St Johns C of E Primary School. Published venue: Colchester Sports Park, Northern Gateway, Cuckoo Farm Way, Colchester, CO4 5YX. Check the organiser’s booking page for the full route, start arrangements, age requirements and current entry conditions.
£7.20–£16.20
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Chelmsford · Hylands Park, Greenbury Way, CM2 8FS
A 10km fundraising run for Cancer Research UK at Hylands Park in Chelmsford. Participants can run, jog or walk at their own pace. The organiser asks each participant to aim to raise £50.00.
£8.74
See entry options & fees
Work out your target 10k time and pace.