☕ Social📍 AmsterdamOpen to all

Marken -> Monnickendam: 3.5km swim

WhenSun, Sep 6, 10:00 AMStarts in 28 days📅 Add to calendarWhereHostATAC - Amsterdam Triathlon And CyclingCostNot stated — check with the hostOneJoy doesn't handle payments — settle directly with the host or venue.CapacityOpen — no spot limit

About this event

This year the Marken -> Monnickendam 2026 open water swim event takes place on Sunday 6 September 2026. This is a 3.5km (if you swim straight...) swim from Marken to, you guessed it, Monnickendam. Registration here. (https://markenmonnickendam.nl/product/marken-monnickendam-startbewijs/) The event is split over 3 waves: • Wave 1: 10:00 • Wave 2: 11:30 • Wave 3: 13:00 Part of the entry fee goes to supporting the research at the Wageningen University & Research on the current state and functioning of the Ijsselmeer-area. Most signed up for Wave 1, 10:00 Note\*: tickets are non-transferable\*

Join this event

Before you join

OneJoy is where people find each other — the host organises the event, not us. Check who is hosting, judge whether it suits you, and take the same care you would meeting anyone new. Under-18s should come with a parent or guardian. Any money changes hands directly with the host; OneJoy never handles payments.

Sign in — Have an account? Sign in and we'll fill this in for you.

Only shared with the host.

More options

Questions & comments

Ask the host anything — replies are visible to everyone.

—

Moments from this event

+ Share
Went to this event? Share your photos!
⚑ Report

Report this to the OneJoy team

Tell us what is wrong. We read every report.