Trail Running Calendar near Mill End 2026-2027

10

Magna Carta Spring

Egham | 16 mi from Mill End

Trail Run 10 km 13 mi 26 mi

Races on the Thames Path at Wraysbury Skiff & Punting Club in Runnymede offering Marathon, Half Marathon and 10 km courses with marked turnaround points and stocked checkpoints.

10

Froyle Trail Runs

Holybourne | 28 mi from Mill End

Trail Run 10 km Half Marathon

Trail running at Froyle Village Hall with 10 km and 21 km options, waymarked routes, marshals, water stations, event photos, and proceeds supporting the village hall.

17

Chiltern Ridge Classic 50k

Wendover | 15 mi from Mill End

Trail Run UTMB 50K 50 km

This 50K ultra marathon takes runners along the trails of the Chiltern Hills from Berkhamsted Castle to Wendover with full navigation marking and aid stations

17

Windsor 50 Ultra Challenge

Windsor | 12 mi from Mill End

Trail Run 10 km 25 km 50 km

Windsor 50 offers supported looped trail routes of 50 km, 25 km and 10 km from Windsor Racecourse through the Great Park, Thames Path and Runnymede.

17

Chilterns Trail Marathon

Tring | 18 mi from Mill End

Trail Run Marathon

Guided 42.2 km trail marathon through the Chiltern Hills with run leaders, checkpoints, and a wooden finisher’s medal.

18

Ibstone Circle

Lane End | 4 mi from Mill End

Trail Run 5 km 10 km

18

Running Tribe Races

Chalfont Saint Peter | 14 mi from Mill End

Trail Run 5 km 7 km ... 30 mi 40 mi

18

Dell 10km & Half Marathon

Basingstoke | 22 mi from Mill End

Trail Run 10 km 14 mi

Trail 10 km and a two-lap half marathon from Dummer Down Farm with brewery finish, medal, pint cup and a free drink; canicross and camping options available.

21

We

Thames Ring Series

Goring | 11 mi from Mill End

Trail Run 100 mi 150 mi 250 mi

A multi day trail series around the Thames offering 250, 150 and 100 mile options with GPX maps, checkpoint support and GPS tracking on mainly canal and riverside paths.

24

Inflatable 5K - St Albans, Hertfordshire

Redbourn | 26 mi from Mill End

Obstacle Run 3 km 5 km 10 km 15 km

A family-friendly inflatable obstacle course in St Albans on 24 April 2027 with multiple lap distances, music zones, and on-course hydration.

25

Phoenix Running - Walton-on-Thames

Walton-on-Thames | 23 mi from Mill End

Trail Run Backyard Ultra 3 mi 13 mi 26 mi 7 hr

An alternative to the London Marathon at Walton on Thames featuring a UKA certified 3.28 mile lap. Options include full and half marathon or a seven hour timed event, with a 150 mm finish medal for participants.

May 2027

1

Thames Path 100

Richmond | 25 mi from Mill End

Trail Run ITRA 5 100 mi

A 100 mile continuous trail race from Richmond to Oxford along the Thames Path, marked course with 13 aid stations and a 30 hour time limit.

1

Greensand Way Ultra Run

Guildford | 26 mi from Mill End

Trail Run 30 mi

A guided 30 mile trail run from Newlands Corner along the Greensand Way with coaching, varied single track and climbs including Leith Hill, plus an alcohol free beer at the end.

2

Rapid Relays

Fawley | 1 mi from Mill End

Trail Run 4 km

Rapid Relays at Culden Faw Estate on 2 May 2027 offers 4 km loop relay racing for solo runners, pairs and teams amid woodland and Chilterns views.

8

Surrey Ultra Mountain Marathon

West Clandon | 26 mi from Mill End

Trail Run Marathon

Two-day self-supported navigation challenge in the Surrey Hills for teams of two, with camping at Newlands Corner and a points-based course across both days.

8

Inflatable 5K - Guildford, Surrey

Guildford | 26 mi from Mill End

Obstacle Run 3 km 5 km 10 km 15 km

Inflatable obstacle course in Guildford on 8 May 2027 offering 2.5K, 5K, 10K and 15K routes with music zones, inflatables and a finisher's medal.

9

Chilterns 30km

Tring Station | 20 mi from Mill End

Trail Run 30 km

A one-day 30 km trail run in the Chiltern Hills from Tring with guided technique instruction, checkpoint support, bag storage and a finisher's medal.

9

Haddenham Gates 10K Road & Trail Race

Haddenham | 15 mi from Mill End

Road Race Trail Run 5 km 10 km

A chip timed 5 km and 10 km road and trail race at Haddenham Community Junior School on 9 May 2027 with early bird entries and optional event T shirts.