Take on a triathlon challenge and support people living with dementia
The Royal Windsor Triathlon is a well-established event set in the historic surroundings of Windsor. With Sprint and Standard distances available, as well as individual and relay options, this event offers something for both experienced triathletes and those taking on their first multi-discipline challenge.
Starting with an open-water swim, followed by a scenic cycle, and finishing with a run through Windsor, this is a memorable challenge and a great way to support Dementia Adventure.

What’s included:
- Choice of four entry types: Sprint Triathlon, Standard Triathlon, Sprint Relay, Standard Relay
- Fully managed race with safety teams throughout
- Free swim cap, medal and finisher pack
- Finisher medal
Fundraising & Fees
By taking part in the Royal Windsor Triathlon for Dementia Adventure, you’ll help us fund supported holidays, outdoor experiences, and training for families affected by dementia. As a small charity, we rely on our challenge participants to help us continue this work.
Costs (depending on distance and entry type):
- Registration fees from £50
- Minimum fundraising targets from £300
Entry fees and fundraising targets vary depending on whether you choose Sprint, Standard or relay entry.
Your fundraising helps cover the cost of your place, with the remaining funds going directly to Dementia Adventure. Any fundraising above your target supports our work in full.

We’ll support you with:
- Fundraising ideas and guidance
- Help setting up your fundraising page
- Resources to help you share your challenge
- Ongoing support from our team
- A running vest or T shirt to wear for the challenge
Training and preparation
Triathlons combine swimming, cycling and running, so some preparation is recommended. Many participants follow beginner triathlon training plans to build confidence across all three disciplines.
Relay entries are a great option if you want to compete as a team and focus on a single discipline.

FAQs
When does the Royal Windsor Triathlon take place?
Sunday 14th June
What distances are available?
You can choose between Sprint or Standard triathlon distances, either individually or as part of a relay team. Sprint distance is 750m swim, 22km cycle and 5km run. While standard (also known as Olympic) distances are 1,500m swim, 40km cycle and 10km run.
Can I take part as part of a team?
Yes. Relay entries allow teams to split the swim, cycle and run between participants.
Is this suitable for first-time triathletes?
Yes. The Sprint distance is often chosen by people doing their first triathlon.
Do I need to arrange my own travel?
Yes. Travel and any accommodation are arranged separately (at the participant’s expense).