Gremlins Christmas Half & Marathons

Milton Keynes, United Kingdom

Friday, December 4, 2026

Choose your distance

Marathon· €51

Distance

42.2km

Start Time

08:30

Terrain

Mixed

Difficulty

Beginner

Overview

Join us for the Gremlins Christmas Half & Marathons from December 4-6, 2026, in Milton Keynes! Experience scenic, traffic-free laps around Caldecotte Lake and earn exclusive Gizmo Gremlins medals. With distances for half marathon and marathon, this festive event is perfect for runners of all levels.

Scenic traffic-free laps of Caldecotte Lake
Bespoke limited edition Gizmo Gremlins medal

The practical side

Start / Finish

Start

Caldecotte Lake, Premier Inn, Lakeside Grove, Bletcham Way, Caldecotte, Milton Keynes MK7 8HP

Finish

Same as start (loop course)

Terrain

Relatively flat, 95% hard compacted gravel, 5% grass. A couple of minor inclines.

Route

Traffic-free laps around Caldecotte Lake.

Getting There

2 miles from Bletchley train station, 4 miles from Milton Keynes Central.

Race Day

Races held on Friday 4th, Saturday 5th, and Sunday 6th December 2026, all starting at 08:30.

Good to know

What you get

Chip timing

Race photos

Results

Timekeeper

Finisher medalYes, all finishers receive a bespoke limited edition Gizmo Gremlins medal.

Food after the finishHotel, restaurant, and pub at start/finish area

On the day

Food vendors

Marshals on course

Parking · FreeYes, there is a large free car park at the event location.

Public transportThe location is 2 miles from Bletchley train station and 4 miles from Milton Keynes Central train station.

Before you enter

RefundsNo, there are no refunds under any circumstances. However, you can defer to another Enigma Running event.

DeferralsYes, you can defer up to 7 days before the event to another Enigma Running event that is not closed to entries. Email [email protected]. Deferred entries must be used within 18 months.

If the race is cancelledNo refunds under any circumstances.

Minimum ageFor the half marathon, participants must be at least 17 on race day. For the marathon, participants must be at least 18 on race day.

DogsThe page does not specify, but it is advisable to check with the organiser. Typically, dogs may not be allowed on course for safety reasons.

HeadphonesThe page does not specify, but it is recommended to check with the organiser. Generally, for safety, some events discourage headphones.

€51

per person · entry fee

Milton Keynes, United Kingdom

Friday, December 4, 2026

Enigma Running

View organiser page →

Website

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€51

entry fee

Gremlins Christmas Half & Marathons

Overview

The practical side

Good to know

Is the course closed to traffic?

€51

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