Ultra:5k - Kempston

Kempston, United Kingdom • 12 Jul 2026

Ultra:5K, Box End Park, Kempston : 12 July 2026

Ultra:5K is a multi-lap running event held at Box End Park in Kempston, near Bedford. The 2026 edition marks the tenth year of the event. The format adds a strategic element by asking competitors to complete repeated 5 km laps within a set number of hours. The event is described as family friendly and encourages supporters to attend.

There are three individual race options based on the number of 5 km laps:

  • 50 km 10 x 5 km laps
  • 25 km 5 x 5 km laps
  • 15 km 3 x 5 km laps

The course is off-road, clearly signposted, and includes hills, flats, twists and turns. The entry fee includes access to sports massage during the event, a selection of sweet and savoury snacks, energy gels and bars, and energy drinks. All finishers receive a bespoke Ultra:5K medal.

Winners are determined by fastest cumulative time in each category. Trophies are awarded to the top three overall and the top three female in each race. Personalised certificates are provided for the top three in age group categories and will be sent after the event.

Entry fees vary by race and booking window; merchandise such as tech t-shirts, cotton t-shirts, hoodies and caps are available for purchase with stated prices. Visit the organization's website for the most recent information.

Race information

50 km
Ultra:5k Individual 10
25 km
Ultra:5k Individual 5
15 km
Ultra:5k Individual 3
Visit the organization's website for the most recent information.
Trail runs nearby

Three consecutive days of racing at Colworth Club add up to a full marathon through a 5 mile run, an 8.1 mile trail race and a half marathon. On site facilities include parking, refreshments and free camping with booking.

Trail event at Hyde Hall Farm offering distances from 5k to ultra with lap formats, on-site parking, a lap aid station and bespoke finisher medals. The event is cupless so participants need a cup or bottle.

TrailFest at Salcey Forest on 28 June 2026 offers multiple distances from 10K to 50 km on mainly hard packed forest trails. The event uses cupless aid stations, has tiered entry fees, and mandatory cup rules for longer races.

A June 28th trail event at 3 Brewers Brewery in Hertfordshire offering 5 km and 10 km multi terrain laps, mostly off road, with a medal, pint cup and free drink for finishers plus live jazz and charity fundraising.

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