Half Marathon Trail Races
We organise two annual trail half marathon events, both situated on breathtaking routes within the Chiltern Hills.
Showing all half marathons in date order
Dunstable Downs Half Marathon
National Trust
Hilly
A trail half marathon with stunning views at National Trust's Dunstable Downs estate.
Date & Time
22nd June 2025, 09:30
Distance
21.2km (450m+)
Location
Bedfordshire
Price
£32/30
Status
Chiltern Ridge Half Marathon
National Trust
Chiltern Society
Hilly
An epic half marathon along The Ridgeway National Trail in Buckinghamshire.
Date & Time
6th July 2025, 10:30
Distance
21.2km (526m+)
Location
Wendover
Price
£30/32
Status
Hughenden Manor Half Marathon
National Trust
Chiltern Hills
Our half marathon distance is back in 2025! Take on our amazing route around the National Trust's Hughenden Manor and surrounding woodlands.
Date & Time
19th July 2025, 09:00
Distance
Half Marathon (450m+)
Location
High Wycombe
Price
£30/32
Status
Chiltern Hills 100K
26th April 2025 | 100K, 1800m+
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