The 1500m ONE on the River Marlow Swim is a captivating open-water race set in the tranquil and scenic waters of the River Thames at Marlow.
This middle-distance event offers swimmers a satisfying challenge along a well-marked course, with the calm, sheltered river providing ideal conditions for a smooth, enjoyable swim.
Surrounded by the lush Buckinghamshire countryside and the picturesque town of Marlow, the swim combines natural beauty with the thrill of open-water competition. Perfect for those looking to test their endurance or prepare for longer distances, the 1500m ONE on the River Marlow Swim promises a rewarding experience in a charming and iconic location.
Enter the race here.
Catch’s swimming courses give you everything you need to crush your goals.
Swimming sessions will drop into your inbox every week, customised to your goals, lifestyle & ability.
Each week, a fresh video with a new aspect of front crawl will be available to watch, which'll match your weekly training plan.
Posted to your door, these cards will guide you through your sessions & drills.
Find local swim pals through Catch’s online community. The club content hub has heaps of technique tips, race recommendations, adventure ideas & more.
The 1 Mile Swim at Belvoir Castle offers a thrilling open-water challenge set in the stunning Belvoir Estate, located in the heart of rural Leicestershire. Part of the Castle Race Series, this event allows swimmers to navigate a 1-mile course in the picturesque Rutland Water, surrounded by breathtaking views of the estate and its historic castle.
Find out moreThe 1 Mile Swim at Cholmondeley Castle is a captivating open-water event set within the picturesque Deer Park Mere, located in the expansive grounds of Cholmondeley Castle in Cheshire. Taking place on Saturday, June 21, 2025, as part of the Cholmondeley Castle Multisport Festival, this race offers participants the opportunity to swim a 1-mile course in a private, scenic setting.
Find out moreThe 1 Mile Swim at Hever Castle is a delightful open-water event set within the picturesque grounds of Hever Castle in Kent. Scheduled for September 27, 2025, as part of the Castle Race Series, this race offers participants the chance to swim a 1-mile course in the tranquil Hever Lake, surrounded by the historic beauty of the castle and its expansive gardens.
Find out moreThe 1500m Dawlish Swim is a thrilling open-water challenge set in the scenic waters of Dawlish Warren in Devon.
Find out moreThe Dock2Dock swim offers a unique opportunity to experience open water swimming in the heart of London’s Royal Docks. With towering historical cranes lining the water and the iconic skyline of Canary Wharf and the O2 Arena in the background, this event combines the thrill of urban swimming with the challenge of long-distance racing.
Find out moreSign up to Catch Free
You’ll get access to the online swim community with training session ideas, mini courses, a swim content hub & local swim squad.
Get Free Access Now