The One on the River - Henley

United Kingdom flag Henley-on-thames, South East, United Kingdom

273 days left

The One on the River - Henley worldsmarathons.com
Date 08 Aug, 2027
Races 13 distances
Entry fee £25.02 – £110.08
Runner rating Be the first to rate
The One on the River - Henley

About the event

The One on the River - Henley invites triathletes to immerse themselves in the scenic beauty of the Thames Valley region. Scheduled for August 8, 2027, this event offers a unique blend of challenges and picturesque landscapes. The swim leg begins with an invigorating dip in the river, setting the stage for what lies ahead. Cyclists then navigate undulating open roads through the charming countryside, providing ample opportunity to soak up the serene surroundings. Rounding out the course is a trail run that winds its way through the historic Culden Faw Estate, where runners are treated to breathtaking views at every turn. This event promises an unforgettable experience for all participants, blending sport with natural beauty in one seamless race.

Races offered

08Aug

Middle Aquabike

Running

Distance
90.9K
Countdown
273 days
Entry fee
£80.06
08Aug

Middle Triathlon

Running

Distance
100.4K
Countdown
273 days
Entry fee
£110.08
08Aug

Sprint Aquabike

Running

Distance
30.8K
Countdown
273 days
Entry fee
£60.04
08Aug

Sprint Triathlon

Running

Distance
35.8K
Countdown
273 days
Entry fee
£70.05
08Aug

Standard Aquabike

Running

Distance
55.5K
Countdown
273 days
Entry fee
£65.05
08Aug

Standard Triathlon

Running

Distance
65.5K
Countdown
273 days
Entry fee
£80.06
08Aug

Super Sprint Aquabike

Running

Distance
10.4K
Countdown
273 days
Entry fee
£60.04
08Aug

Super Sprint Aquathlon

Running

Distance
2.9K
Countdown
273 days
Entry fee
£60.04
08Aug

Super Sprint Duathlon

Running

Distance
15K
Countdown
273 days
Entry fee
£60.04
08Aug

Super Sprint Triathlon

Running

Distance
12.9K
Countdown
273 days
Entry fee
£60.04
08Aug

Swim 1500m

Running

Distance
1.5K
Countdown
273 days
Entry fee
£30.02
08Aug

Swim 3000m

Running

Distance
3K
Countdown
273 days
Entry fee
£40.03
08Aug

Swim 750m

Running

Distance
0.8K
Countdown
273 days
Entry fee
£25.02

Weather history

3-year monthly averages for August in Henley-on-thames.

Temperature11.3° / 19.3°
Feels like9.0° / 16.9°
Sunshine hours8h 14m
Rainfall3.2 mm
Snowfall—
Wind14.0 km/h (Gentle breeze)
Humidity79.9%
Max UV indexModerate (3.5)
Sweat lossModerate
Course conditionsFirm and slightly soft
Sunrise06:39
Sunset19:17

About Henley-on-thames

Learn more about the host city, Henley-on-thames.

Scenic view of

Henley-on-Thames is a town and civil parish on the River Thames, in the South Oxfordshire district, in Oxfordshire, England, 9 miles (14 km) northeast of Reading, 7 miles (11 km) west of Maidenhead, 23 miles (37 km) southeast of Oxford and 37 miles (60 km) west of London, near the tripoint of Oxfordshire, Berkshire and Buckinghamshire. The population at the 2021 census was 12,186.

Read more

Hotels & places to stay

Things to do nearby

Tours and activities near Henley-on-thames, powered by Viator.

Loading nearby tours and activities…

Runner reviews

Read what other athletes have to say about their experience at the The One on the River - Henley.

No reviews yet

Be the first to share your experience with the community!

Suggest an edit

Spotted an error or missing detail about the The One on the River - Henley? Help us improve.

Nearby races

Explore other exciting events happening in this same region.

Hand-picked events we think you’ll love.

  • Turkey Trails - Greater Atlanta Nov 21, 2026

    Turkey Trails - Greater Atlanta

    Join us for the annual Turkey Trails 5k/10k! A fun, Thanksgiving-themed event that is perfect for the whole family. The…

    Read more about Turkey Trails - Greater Atlanta
  • 2026 UNIVERSITY CITY TURKEY TROT Nov 26, 2026

    2026 UNIVERSITY CITY TURKEY TROT

    Join us on Thanksgiving Day at 8AM for the 13th annual University City Turkey Trot!! A huge thanks to all the participa…

    Read more about 2026 UNIVERSITY CITY TURKEY TROT
  • 2027 Double TCS London Marathon Apr 25, 2027

    2027 Double TCS London Marathon

    Step into the heart of London on Sunday, April 25, 2027, for an unforgettable journey at the TCS London Marathon. This …

    Read more about 2027 Double TCS London Marathon
  • AIR Miles for Audio Creators: Run. Walk. Advocate Apr 28, 2027

    AIR Miles for Audio Creators: Run. Walk. Advocate

    AIR Miles for Audio Creators is powered by the Association of Independents in Radio (AIR). This virtual challenge is ho…

    Read more about AIR Miles for Audio Creators: Run. Walk. Advocate
  • The Metropolitan 5k Jun 19, 2027

    The Metropolitan 5k

    Race Website: For more information on The Metropolitan 5k Race, visit our website: http://www.metro5k.org Location: 199…

    Read more about The Metropolitan 5k
  • WALSH Triathlon Sep 12, 2027

    WALSH Triathlon

    Congratulations to all finishers! FIND RESULTS 2026 HERE ________________________________________ Ready to discover wha…

    Read more about WALSH Triathlon
  • 2025 Hawk Trot Nov 08, 2026

    2025 Hawk Trot

    Support the Melrose High School XC teams for a hilly 5K race on the team's home course. The race will be held Saturday,…

    Read more about 2025 Hawk Trot
  • 2026 Colony Grill 'Hot Oil' 5K Nov 08, 2026

    2026 Colony Grill 'Hot Oil' 5K

    On a crisp autumn morning in Fairfield, the sun rises over the picturesque landscape of 1520 Post Road, setting the sta…

    Read more about 2026 Colony Grill 'Hot Oil' 5K

Get race deals and updates

Subscribe to our newsletter for curated race picks and discounts.