World Marathon Swim Calendar - 2018

Worldwide list of organized annual marathon swim races. 10 km (6 miles) or longer swims in British Isles, Europe, South America, Central America, Caribbean, Australia, New Zealand, Asia, Africa.

For marathon swims in the United States, see our separate U.S. Marathon Swim Calendar.

Jump to: British Isles, Europe, Latin America, Oceania, Asia.

British Isles

List of organized marathon swim races in British Isles
DateSwimLocationDistance(km)
2018-06-30 BLDSA Torbay Torbay, England 13
2018-07-07 BLDSA Bala Llyn Tegid, Wales 9.7
2018-08-05 Thames Marathon Henley-on-Thames, England 14
2018-08-11 BLDSA Ullswater Penrith, England 11.2
2018-08-12 Michael O'Hare 10K Ulster Championship Camlough Lake, Northern Ireland 10
2018-08-25 BLDSA Loch Lomond Loch Lomond, Scotland 34.8
2018-09-01 BLDSA Windermere Windermere, England 16.9
2018-09-08 BLDSA St Mary's Loch Scotland 10.5

Europe

List of organized marathon swim races in Europe
DateSwimLocationDistance(km)
2017-08-26 Faros Marathon Swim Stari Grad, Croatia 16
2018-05-13 Mediterranean Coast Challenge Altea, Spain 10
2018-06-23 Gran Fondo Cinque Terre Portovenere, Italy 15
2018-07-07 Gran Fondo Venezia Cavallino Treporti, Italy 15
2018-07-14 Toroneos Gulf Marathon Nikiti, Greece 24.5
2018-07-21 Lago D'Orta Marathon Swim Lago d'Orta, Italy 27
2018-07-21 Gran Fondo Porto Conte Alghero, Italy 17
2018-08-05 International Self-Transcendence Swim Zurich, Switzerland 26.4
2018-08-11 IJsselmeer Zwemmarathon IJsselmeer, Netherlands 22
2018-08-25 Gran Fondo Sanremo Sanremo, Italy 15
2018-08-26 Lake Geneva Classic Switzerland/France 13
2018-09-08 Messenian Gulf Swim Kalamata, Greece 30
2018-09-08 Gran Fondo Naviglio Grande Milano, Italy 24
2018-09-09 Capri-Napoli Marathon Naples, Italy 36
2018-09-19 Gran Fondo Bocche Bonifacio Santa Teresa Gallura, Italy 15
2018-09-22 Prom'Swim Nice, France 10
2019-05-31 Colonia Classic Mallorca 10

Latin America

List of organized marathon swim races in Latin America
DateSwimLocationDistance(km)
2017-11-11 Travessia 14 Bis Canal de Bertioga, Santos, Brazil 24
2017-11-11 Reto Acapulco Acapulco, Mexico 22
2018-04-28 Los Cabos Challenge San José del Cabo, Mexico 14.2
2018-05-27 El Cruce Cancun, Mexico 10
2018-11-11 Barbados Open Water Festival Carlyle Bay, Barbados 10
2019-01-27 Swim for Haiti Wahoo Bay, Haiti 10

Oceania

List of organized marathon swim races in Oceania
DateSwimLocationDistance(km)
2017-12-16 Vladswim Balmoral Challenge Balmoral, Sydney, Australia 10
2018-04-22 Auckland Marathon Swim Auckland, New Zealand 12.5
2018-05-05 Lake Argyle Swim Western Australia 20
2018-05-20 South Head Roughwater Sydney, Australia 10
2018-07-30 Pacific Open Water Challenge Samoa 10, 15
2018-10-25 Mana Swimfest Fiji Fiji 10
2019-01-12 Epic Swim - Lake Taupo New Zealand 10
2019-01-29 Ruby10 - Lake Wanaka New Zealand 10
2019-02-23 Rottnest Channel Swim Perth, Western Australia 19.7
2019-03-16 Port to Pub Perth, Western Australia 25
2019-03-28 Apolima Strait Samoa 22.3
2019-10-17 Apolima "Double X" Samoa 46

Asia

List of organized marathon swim races in Asia
DateSwimLocationDistance(km)
2017-08-27 India National Open Water Swimming Competition Murshidabad, West Bengal, India 81
2018-02-04 Cold Half Hong Kong 15
2018-05-13 Hong Kong Open Water Swimming Championship Hong Kong 10
2018-06-02 OWS Oceans Cup Tateyama City, Japan 10
2018-10-06 Clean Half Hong Kong 15
2018-10-06 Perhentian Island Marathon Swim Perhentian Islands, Malaysia 16