5

Trail Half marathons in Northamptonshire

Find trail half marathons in Northamptonshire in 2025/2026 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.

Filter by date

Filter by place

Filter by category

Map

Event listings

Select an event for photos, video, route, location, reviews, entry fees and how to enter.

The trail goes through the grounds of the 2,000 acre Holdenby Estate and on surrounding farmland with fantastic views of the country house, finishing through the iconic arches that adorn the grounds.
  • Sun 12 Oct
  • £35
Northampton, Northamptonshire, UK

ATW Holdenby House Half Marathon Trail Run

The trail goes through the grounds of the 2,000 acre Holdenby Estate and on surrounding farmland with fantastic views of the country house, finishing through the iconic arches that adorn the grounds.

  • Enter online
  • Traffic free
  • Age 17 & over
  • 13.1 miles trail running + 1260 ft ascent
Welcome to a 6-hour timed running event where you can run a half marathon at your own pace on an out-and-back route, with fuel stations each lap, and a Guy Fawkes medal and goody bag at the finish.
  • Sat 1 Nov
  • £22-£34
Northampton, Northamptonshire, UK

Reason To Treason Run-Powder Plot | Half Marathon

Welcome to a 6-hour timed running event where you can run a half marathon at your own pace on an out-and-back route, with fuel stations each lap, and a Guy Fawkes medal and goody bag at the finish.

  • Enter online
  • Flat
  • Traffic free
  • Age 17 & over
  • 13.1 miles trail running + 82.5 ft ascent
The multi-terrain half marathon is mostly on road and covers a section of the longer distance routes.
  • Sun 10 May 2026
  • £35
Naseby, Northamptonshire, UK

Shires and Spires | Half Marathon

The multi-terrain half marathon is mostly on road and covers a section of the longer distance routes.

  • Chip timing
  • Enter online
  • Undulating
  • Age 18 & over
  • 13.4 miles multi terrain running + 897 ft ascent
  • Sun 1 Mar 2026
Northampton, Northamptonshire, UK

Pitsford Water Trail Races | Half Marathon

  • 13.1 miles trail running + 607 ft ascent
  • Sun 10 May 2026
Corby, Northamptonshire, UK

Run Rabbit Trail Festival | Thump Trail Half

  • 13.1 miles trail running

Other UK events

Search options

Back to search options
4 steps to wellbeing
Sleep well

A good night's sleep is an essential foundation for a healthy lifestyle, effective training and weight control.

Train slow

Low-intensity training is easier for you, reduces the risk of injury and helps builds an efficient aerobic system.

Eat natural

Cut out sugar & junk food, reduce carbs, eat natural foods and train your body to burn fat for fuel.

Get outdoors

Fresh air, natural light and reconnecting with nature all help to improve mental and physical wellbeing.