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- Liverpool Half Marathon & 10 Mile15MAR
Liverpool Half Marathon & 10 Mile
Running ‧ Liverpool13.1 mi • 10.0 mi£34 - £36 - Weston Super Half29MAR
Weston Super Half
Half Marathon ‧ Weston-super-Mare13.1 mi£32 - £34 - MK Half Marathon & Festival of Running15MAR
MK Half Marathon & Festival of Running
Running ‧ Milton Keynes20.0 mi • 13.1 mi • 6.2 mi • 3.1 mi$16 - $48 - The Jones Crisps Anglesey Half Marathon & 10K1MAR
The Jones Crisps Anglesey Half Marathon & 10K
Running ‧ Bangor13.1 mi • 6.2 mi • 1.0 mi£26 - £38 - Richmond Runfest Half Marathon, Marathon, and 10K12SEP
Richmond Runfest Half Marathon, Marathon, and 10K
Running ‧ London26.2 mi • 13.1 mi • 6.2 mi • 3.1 mi • 1.0 mi£48.50 - Sheffield Half Marathon29MAR
Sheffield Half Marathon
Half Marathon ‧ Sheffield13.1 mi£31 - £33 - BHF Health-on-Line Bournemouth Bay Run5APR
BHF Health-on-Line Bournemouth Bay Run
Running ‧ Pier Approach13.1 mi • 6.2 mi • 0.6 mi£8 - £24 - Run Aintree 5k, 10k & Half Marathon – February1FEB
Run Aintree 5k, 10k & Half Marathon – February
Running ‧ Liverpool13.1 mi • 6.2 mi • 3.1 mi£20 - £26 - Essar Chester Half Marathon17MAY
Essar Chester Half Marathon
Half Marathon ‧ Chester13.1 mi£36.50 - Leicestershire Half Marathon23FEB
Leicestershire Half Marathon
Half Marathon ‧ Prestwold13.1 mi£28 - The Brett Lydd 20 Mile & Half Marathon8MAR
The Brett Lydd 20 Mile & Half Marathon
Half Marathon ‧ Lydd20.0 mi • 13.1 mi • 1.0 mi£3 - £36 - Hampton Court Palace Half Marathon15MAR
Hampton Court Palace Half Marathon
Half Marathon ‧ Molesey13.1 mi£38 - Boston Marathon UK19APR
Boston Marathon UK
Running ‧ Boston26.2 mi • 13.1 mi • 3.0 mi£5 - £30 - Snowdonia Trail Marathon12JUL
Snowdonia Trail Marathon
Running ‧ Caernarfon37.3 mi • 27.0 mi • 13.1 mi • 6.2 mi£28 - £80 - Windsor Half Marathon27SEP
Windsor Half Marathon
Half Marathon ‧ Windsor13.1 mi£37.50 - £50 - Cheltenham Running Festival - June7JUN
Cheltenham Running Festival - June
Running ‧ Cheltenham13.1 mi • 6.2 mi • 3.1 mi£20 - £26 - Birmingham Running Festival - February22FEB
Birmingham Running Festival - February
Running ‧ Sutton Coldfield13.1 mi • 6.2 mi • 3.1 mi£18 - £26 - Wokingham Half Marathon23FEB
Wokingham Half Marathon
Half Marathon ‧ Wokingham13.1 mi£26 - £30 - Hertfordshire Half Marathon22NOV
Hertfordshire Half Marathon
Half Marathon ‧ Stevenage13.1 mi£34 - BHF Blenheim Palace Half Marathon27SEP
BHF Blenheim Palace Half Marathon
Running ‧ Woodstock13.1 mi • 6.2 mi • 1.2 mi£5 - £35 - Leamington Spa Half Marathon5JUL
Leamington Spa Half Marathon
Half Marathon ‧ Leamington Spa13.1 mi • 0.6 miFree - £34 - Run Aintree 5K, 10K & Half – July26JUL
Run Aintree 5K, 10K & Half – July
Running ‧ Liverpool13.1 mi • 6.2 mi • 3.1 mi£20 - £26 - Milton Keynes Festival of Running15MAR
Milton Keynes Festival of Running
Running ‧ Milton Keynes20.0 mi • 13.1 mi • 6.2 mi • 3.1 mi - Wrexham Half Marathon16FEB
Wrexham Half Marathon
Half Marathon ‧ Wrexham13.1 mi£21 - £23
Showing 25 - 48 of 334 events
About half marathons in the UK
Half marathons are the among the most popular running events in the United Kingdom. A half marathon is a running race, usually taking place on roads (rather than trails), over a distance of 13.1 miles (21.1km). There are over 500 half marathons happening in the UK every year, including the largest half marathon in the world, the Great North Run which takes place in Newcastle in September and attracts more than 57,000 runners. If you're looking to make the jump to the full 26.2 miles, check out our list of UK marathons, or if you're after something shorter or want a training race, here is our calendar of 10k runs.
Frequently Asked Questions
What are the best half marathons in the UK?
There are a number of popular half marathons in the UK. For big crowds and closed roads, Hackney Half Marathon, Reading Half Marathon, Bath Half Marathon, The Big Half, and London Landmarks Half Marathon are popular spring choices. To enjoy the summer training, The Great Birmingham Run, Royal Parks Half, Cardiff Half, and, of course, the legendary Great North Run are amongst the biggest autumn races.
For something more local, there are hundreds of smaller races all over the country organised by local running clubs and race directors.
For something more local, there are hundreds of smaller races all over the country organised by local running clubs and race directors.
How far is a half marathon?
A half marathon is 13.1 miles or 21.1 km long, exactly half the length of a marathon.
What is the world record for a half marathon?
The men's world record for a half marathon is 58:01 minutes, held by Kenyan Geoffrey Kamworor, and the women's record is 64:51 minutes, set by Joyciline Jepkosgei, also from Kenya.
What is the fastest half marathon in the world?
Both the men’s and women’s world records for the half marathon were set at the Valencia Half Marathon in Spain.
What is the average finish time for half marathons?
The average half marathon finish time across all runners over the last few years is about 1h54m for men and 2h10m for women.
How long does it take to train for a half marathon?
Training for a half marathon takes at least 12 weeks for a beginner, approximately 8 weeks for an intermediate runner, and as little as 6 weeks for a more experienced runner already in the habit of running. There are many training plans available to prepare for a half marathon.