SwimRun Races 10 to 20km
By Richard Mitchell and Mogsy Ford
Updated January 2026
Our list of swimrun races 10 to 20km covers all events from 10.1km up to 20km. This page starts with events in Europe, and then moves to the USA and the rest of the World.
You can also see our complete race calendars for Europe 2026 here, and you can see our USA/World calendar 2026 here.
If you prefer, you can also search for a swimrun event by country at our dedicated geographic location page.
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Swimrun Races
10 to 20km - Europe
Jump down to USA / Rest of World events
Date |
Event |
Location |
Distance |
March
|
DISCONTINUED |
Azores Islands Swimrun (sprint) |
Portugal |
14.3 km |
April
|
19.04.26 |
Tróia Swimrun (sprint) |
Portugal |
18.3 km |
May
|
2+3.05.26 |
Portugal |
19 km |
|
02.05.26 |
Jablines Swimrun (short) |
France |
11.8 km |
|
03.05.26 |
Anjou Swimrun (short) |
France |
13.9 km |
|
03.05.26 |
France |
17.7 km |
|
09.05.26 |
Swimrun Liverpool (Eliminator) |
UK |
15 km |
|
9+10.05.26 |
France |
13.5 km |
|
10.5.26 |
Tal y Llyn Eliminator |
UK |
13.2 km |
Tal Y Llyn Swimrun Wales|
22.05.26 |
Hokey Cokey St Austell (short) |
UK |
10.3 km 19 km |
|
24.05.26 |
Lagoa Swimrun (sprint) |
Portugal |
12.8 km |
|
25.05.26 |
Ecoswimrun Butgenbach Dolphin |
Belgium |
19 km |
SwimRun eDreams - Spain|
TBC |
EX Swimrun (short) |
Sweden |
14 km |
|
TBC |
Côte Sud Landes (audacieuse) |
France |
20 km |
SwimRun Events
10 to 20km - Europe
June
|
06.06.26 |
Valras Plage swimrun Aventure |
France |
14 km |
|
06.06.26 |
Otillo Uto (sprint) |
Sweden |
16.6 km |
|
07.06.26 |
Costa Azahar (half) |
Spain |
16 km |
|
Next in 2027 |
Bilancino Lake (Supersprint) |
Italy |
12.55 km |
|
TBC |
Swimrun Cote Vermeilles (short) |
France |
13.3 km |
|
NOT IN 2025 - BACK 2026 |
Love Swimrun Llanberis (long) |
UK |
16 km |
|
Date TBC 2026 |
Swimrun Oslofjord (Sprint) |
Norway |
14.9 km |
|
13.06.26 |
Studland (middle) |
UK |
11.1 km |
|
Not in 2026 |
France |
19.5 km |
|
13.06.26 |
Sjoloppet Swimrun (sprint) |
Sweden |
15 km |
|
TBC |
Suffolk, U.K. |
12 km |
|
13.06.26 |
Great North Swimrun (short) |
UK |
12.6 km |
|
TBC |
Aquarantec Swimrun (Medium) |
France |
17.9 km Duo only |
|
20+21.06.26 |
Swimrun Vassiviere (sprint) |
France |
13.65 km |
|
Date TBC 2025 |
Swimrun Tenerife (sprint) |
Canary Islands |
12.36 km |
|
28.06.26 |
Backwaterman Swimrun (sprint) |
Austria |
14.6 km |
|
Date TBC 2026 |
Italy |
10.2 km |
|
TBC |
EcoSwimRun Gileppe Dam (dolphin) |
Belgium |
18 km |
|
TBC |
Sweden |
11 km |
Swimrun Races
10 to 20km - Europe
July
|
04.07.26 |
Otillo Engadin (sprint) |
Switzerland |
15.2 km |
|
04.07.26 |
Norrtälje Swimrun |
Sweden |
11.5 km |
|
05.07.26 |
Cancaven Swimrun (The Swell) |
France |
17.5 km |
|
05.07.26 |
Swimrun Rheinsberg (sprint) |
Germany |
11.3 km |
|
11.07.26 |
Finland |
15 km |
|
TBC |
Sure to Sure Swimrun (sprint) |
Luxembourg |
10.3 km |
|
TBC |
XTERRA Xonrupt, Langemer Lake |
France |
15.8 km |
|
TBC |
Slottsrundan Swimrun (light) |
Sweden |
14 km |
|
25.07.26 |
Otillo Gothenburg (sprint) |
Sweden |
17.5 km |
SwimRun Events
10 to 20km
August
|
01.08.26 |
Wales Swimrun (Amroth sprint) |
UK |
18.7 km |
|
02.08.26 |
Italy |
17.1 km |
|
02.08.26 |
Finland |
12.7 km |
|
08.08.26 |
Angaloppet Steam Race (short) |
Sweden |
11 km |
|
08.08.26 |
Juniskär Swimrun |
Sweden |
11 km |
|
16.08.26 |
Otillo Åland (sprint) |
Sweden |
15.5 km |
|
TBC |
Karlskrona Swimrun (Sprint) |
Sweden |
14 km |
|
TBC |
Karlskrona Swimrun (RELAY) |
Sweden |
14 km |
Swim Run Races
10 to 20km - Europe
|
15.08.26 |
Vasteras Swimrun (original) |
Sweden |
17.5 km |
|
15.08.26 |
Immeln Swimrun (middle) |
Sweden |
16.3 km |
|
16.08.26 |
Finnhamn Swimrun |
Sweden |
12 km Team/solo |
|
23.08.26 |
Saimaa Lake, Puumala |
Finland |
16.4 km |
|
23.08.26 |
Northern Ireland |
11.5 km |
|
23.08.26 |
Swimrun Great Lakes Laffrey (sprint) |
France |
15.02 km |
|
29.08.26 |
Skatås sjöar, Gothenburg |
Sweden |
10 km + 19 km |
|
29.08.26 |
Armorun Swimrun (middle) |
France |
14.5 km |
|
30.08.26 |
Arendsee Swimrun (sprint) |
Germany |
10.55 km |
|
30.08.26 |
France |
10.5 km |
|
TBC |
Sweden |
12 km |
|
27.08.26 |
UK |
16.1 km |
|
Not in 2026 |
Sweden |
15 km |
|
30.08.26 |
ECOSWIMRUN Lac de Robertville (dolphin) |
Belgium |
17 km |
September
|
05.09.26 |
Swimrun Jersey (sprint) |
UK |
20 km |
|
TBC |
France |
15.3 km |
|
06.09.25 |
Swimrun Liverpool Eliminator |
U.K. |
15 km |
Halmstad Swimrun|
05.09.26 |
Sweden |
17 km |
|
06.09.26 |
Madeira (sprint) |
Portugal |
11.38 km |
|
Date TBC 2025 |
Sweden |
18.5 km |
|
06.09.26 |
Swimrun 2 Elements (sprint) |
Germany |
13 km |
|
13.09.26 |
Hokey Cokey Gribbin Head Swimrun (short) |
UK |
10.3 km |
|
TBC |
UK |
16.5 km |
|
12.09.26 |
Gorges de la Loire (short) |
France |
11.8 km |
|
TBC |
Folkhälsan Swimrun (sprint) |
Finland |
14.4 km |
|
TBC |
Husarö Swimrun |
Sweden |
15 km Team/solo |
|
TBC |
(MARZENIE) |
Poland |
11 km |
Swimrun Events
10 to 20km - Europe
|
14.09.24 |
Swimrun Carcassonne (middle) |
France |
20 km |
|
14.09.25 |
Lock to Lock (sprint) |
UK |
20 km |
|
13.09.26 |
Urban Challenge Dusseldorf (classic) |
Germany |
14.65 km |
|
20.09.25 |
Ré Swimrun (M) |
France |
18 km |
|
20.09.26 |
U.K. |
12.7 km |
|
20.09.26 |
France |
15 km |
|
26.09.26 |
Lauwersmeer Swimrun (middle) |
Netherlands |
18 km |
|
Not 2026 |
Nord Swimrun Urban Challenge (classic) |
Germany |
18 km |
|
TBC |
Insel Swimrun Ratzeburg (sprint) |
Germany |
12.5 km |
|
27.09.25 |
Swimrun Urban Challenge Berlin (classic) |
Germany |
15 km |
October
|
Date TBC 2025 |
Swimrun Madrid (sprint) |
Spain |
11.06 km |
|
Date TBC 2025 |
Swimrun Madrid (half) |
Spain |
17.42 km |
|
03.10.26 |
Otillo Cannes (sprint) |
France |
13.2 km |
|
11.10.26 |
France |
12.6 km |
|
TBC |
Wörthersee Swimrun (sprint) |
Austria |
10.5 km |
|
08.10.23 |
Italy |
17.9 km |
|
18.10.26 |
Protaras (short - teams) |
Cyprus |
13 km |
|
TBC 2025 |
Cabo de Palos (half) |
Spain |
18.73 km |
|
18.10.26 |
Zezere Swimrun (sprint) |
Portugal |
18.2 km |
|
TBC |
Mallorca, Spain |
14 km |
|
18.10.26 |
Cote D'Azur (middle) |
France |
17 km |
November
|
02.11.26 |
TRIMORE Swimrun Hydra (Initiation) |
Greece |
12.8 km |
December
|
02.12.23 |
Sweden |
13 km |
|
31.12.25 |
UK |
18.5 km |
Swimrun Races
10 to 20km - USA/Rest of World
March
|
Date TBC 2025 |
Swimrun Uruguay (Long) |
La Paloma, Uruguay |
17 km |
April
|
12.04.25 |
Swimrun Australia (Long) |
Australia Sydney East |
10.3 km, 16.4 km |
|
13.04.25 |
Caribbean |
16.3 km |
|
27.04.25 |
California, USA |
14.8 km |
May
|
04.05.25 |
Sasamat Ice Cracker Challenge |
Port Moody, BC, Canada |
13 km |
|
Date TBC 2025 |
XTerra Tahiti (Short) |
Tahiti |
12.5 km |
|
25.05.25 |
Pacific |
12.5 km |
|
TBC |
Sunriver Swimrun (Short) |
Oregon, USA |
12 km |
June
|
01.06.25 |
USA |
16 km |
|
01.06.25 |
USA |
15 km |
|
29.06.25 |
USA |
15.2 km |
July
|
06.07.25 |
Swimrun Whistler (short) |
Canada |
10.4 km |
|
TBC |
Canada |
11.5 km |
|
TBC |
Canada |
11 km |
|
20.07.25 |
Canada |
20 km |
|
Date TBC 2025 |
Swimrun Victoria (short) |
Canada |
13 km |
|
26.07.25 |
Folsom Swimrun (long) |
Lake Natoma, USA |
12 km |
|
27.07.25 |
Canada |
11 km |
August
|
03.08.25 |
Swimrun Edmonton (sprint) |
Canada |
11.3 km |
|
Date TBC 2025 |
Canada |
15 km |
|
10.08.25 |
Otillo Casco Bay (short) |
Maine, USA |
17 km |
|
17.08.25 |
Canada |
13.5 km |
|
24.08.25 |
Michigan, USA |
11.17 km |
September
|
07.09.25 |
Ontario, Canada |
11.7 km |
|
13.09.25 |
Swimrun Australia (sprint) |
Australia Gold Coast |
12.5 km |
|
14.09.25 |
Otillo Orcas Island (short) |
Washington, USA |
15.58 km |
|
20.09.25 |
Swimrun Cape Cod (short) |
MA, USA |
18 km |
|
21.09.25 |
Port Moody, BC, Canada |
20 km |
|
28.09.25 |
Borden, USA |
19.49 km |
October
|
12.10.25 |
Mudskipper SoCal Silverwood |
California, USA |
8.5 km 15 km |
|
11.10.25 |
Swimrun Australia (long) |
Australia Sydney North |
17 km |
November
|
09.11.25 |
Otillo Austin Pace Bend (short) |
Texas, USA |
15.4 km |
|
TBC |
Swimrun Reunion Island (short) |
Reunion Island |
14.5 km |
|
TBC |
South Africa |
16 km |
|
TBC |
South Africa |
16 km |
We hope this guide to swimrun races 10 to 20km is useful!
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