SwimRun Races 10 to 20km
By Richard Mitchell and Mogsy Ford
Updated January 2025
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 see our complete race calendars for Europe 2025 here, and you can see our USA/World calendar 2025 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
|
14.04.25 |
Tróia Swimrun (sprint) |
Portugal |
18.3 km |
May
|
03.05.25 |
Swimrun Liverpool (Eliminator) |
UK |
15 km |
|
03.05.25 |
Jablines Swimrun (short) |
France |
11.8 km |
|
03.05.25 |
Anjou Swimrun (short) |
France |
13.9 km |
|
04.05.25 |
France |
17.7 km |
|
11.5.25 |
Tal y Llyn Eliminator |
UK |
13.2 km |
Tal Y Llyn Swimrun Wales|
18.05.25 |
Lagoa Swimrun (sprint) |
Portugal |
12.8 km |
|
18.05.25 |
Ecoswimrun Butgenbach Dolphin |
Belgium |
19 km |
SwimRun eDreams - Spain|
24.05.25 |
Hokey Cokey St Austell (short) |
UK |
10.3 km 19 km |
|
24.05.25 |
EX Swimrun (short) |
Sweden |
14 km |
|
23-25.05.25 |
Côte Sud Landes (audacieuse) |
France |
20 km |
SwimRun Events
10 to 20km - Europe
June
|
01.06.25 |
Costa Azahar (half) |
Spain |
16 km |
|
01.06.25 |
Tamega Swimrun (sprint) |
Portugal |
16.4 km |
|
07.06.25 |
Valras Plage swimrun Aventure |
France |
14 km |
|
07.06.25 |
Otillo Uto (sprint) |
Sweden |
16.6 km |
|
08.06.25 |
Bilancino Lake (Supersprint) |
Italy |
12.55 km |
|
13-14.06.25 |
Swimrun Cote Vermeilles (short) |
France |
13.3 km |
|
NOT IN 2025 - BACK 2026 |
Love Swimrun Llanberis (long) |
UK |
16 km |
|
Date TBC 2025 |
Swimrun Oslofjord (Sprint) |
Norway |
14.9 km |
|
14.06.25 |
Studland (middle) |
UK |
11.1 km |
|
14.06.25 |
France |
19.5 km |
|
14.06.25 |
Sjoloppet Swimrun (sprint) |
Sweden |
15 km |
|
01.06.25 |
Suffolk, U.K. |
12 km |
|
15.06.25 |
Great North Swimrun (short) |
UK |
12.6 km |
|
21.06.25 |
Aquarantec Swimrun (Medium) |
France |
17.9 km Duo only |
|
22.06.25 |
Swimrun Vassiviere (sprint) |
France |
13.65 km |
|
22.06.25 |
Swimrun Rheinsberg (sprint) |
Germany |
11.3 km |
|
Date TBC 2025 |
Swimrun Tenerife (sprint) |
Canary Islands |
12.36 km |
|
29.06.25 |
Backwaterman Swimrun (sprint) |
Austria |
14.6 km |
|
Date TBC 2025 |
Italy |
10.2 km |
|
Date TBC 2025 |
Puruvesi Swimrun (short) |
Finland |
12.3 km |
|
Date TBC 2025 |
Swimrun Embrun (sprint) |
France |
11 km |
|
28.06.25 |
Cancaven Swimrun (The Swell) |
France |
17.5 km |
|
29.06.25 |
EcoSwimRun Gileppe Dam (dolphin) |
Belgium |
18 km |
|
29.06.25 |
Sweden |
11 km |
Swimrun Races
10 to 20km - Europe
July
|
05.07.25 |
Otillo Engadin (sprint) |
Switzerland |
15.2 km |
|
05.07.25 |
Sure to Sure Swimrun (sprint) |
Luxembourg |
10.3 km |
|
05.07.25 |
XTERRA Xonrupt, Langemer Lake |
France |
15.8 km |
|
Date TBC 2025 |
Slottsrundan Swimrun (light) |
Sweden |
14 km |
|
19.07.25 |
Wales Swimrun (Amroth sprint) |
UK |
18.7 km |
|
Date TBC 2025 |
Sweden |
15 km |
|
Date TBC 2025 |
Norrtälje Swimrun |
Sweden |
11.5 km |
SwimRun Events
10 to 20km
August
|
03.08.24 |
Italy |
17.1 km |
|
03.08.24 |
Otillo Gothenburg (sprint) |
Sweden |
17.5 km |
|
03.08.25 |
Finland |
12.7 km |
|
09-10.08.25 |
Otillo Aland (sprint) |
Sweden |
15.5 km |
|
09.08.25 |
Angaloppet Steam Race (short) |
Sweden |
11 km |
|
09.08.24 |
Juniskär Swimrun |
Sweden |
11 km |
|
Date TBC 2025 |
Karlskrona Swimrun (Sprint) |
Sweden |
14 km |
|
Date TBC 2025 |
Karlskrona Swimrun (RELAY) |
Sweden |
14 km |
|
15.08.25 |
Kuopio Swimrun (Eliminator) |
Finland |
12.5 km minimum |
Swim Run Races
10 to 20km - Europe
|
16.08.25 |
Vasteras Swimrun (original) |
Sweden |
17.5 km |
|
16.08.25 |
Finnhamn Swimrun |
Sweden |
12 km Team/solo |
|
23.08.25 |
Immeln Swimrun (middle) |
Sweden |
16.3 km |
|
24.08.25 |
Swimrun Great Lakes Laffrey (sprint) |
France |
15.02 km |
|
23.08.25 |
Skatås sjöar, Gothenburg |
Sweden |
10 km + 19 km |
|
30.08.25 |
Armorun Swimrun (middle) |
France |
14.5 km |
|
31.08.25 |
Arendsee Swimrun (sprint) |
Germany |
10.55 km |
|
31.08.25 |
France |
10.5 km |
|
TBC |
Sweden |
12 km |
|
28-31.08.25 |
UK |
16.1 km |
|
30.08.25 |
Sweden |
15 km |
|
30.08.25 |
Swimrun Jersey (sprint) |
UK |
20 km |
|
29.08.25 |
Rocky Horror Swimrun (Short) |
UK |
7 miles (11.2km) |
|
31.08.25 |
ECOSWIMRUN Lac de Robertville (dolphin) |
Belgium |
17 km |
September
|
Date TBC 2025 |
France |
15.3 km |
|
06.09.25 |
Swimrun Liverpool Eliminator |
U.K. |
15 km |
Halmstad Swimrun|
06.09.25 |
Sweden |
17 km |
|
06.09.25 |
Hokey Cokey Gribbin Head Swimrun (short) |
UK |
10.3 km |
|
Date TBC 2025 |
Sweden |
18.5 km |
|
07.09.25 |
Swimrun 2 Elements (sprint) |
Germany |
13 km |
|
13.09.25 |
UK |
16.5 km |
|
13.09.25 |
Gorges de la Loire (short) |
France |
11.8 km |
|
Date TBC 2025 |
Folkhälsan Swimrun (sprint) |
Finland |
14.4 km |
|
13.09.25 |
Husarö Swimrun |
Sweden |
15 km Team/solo |
|
13.09.25 |
(MARZENIE) |
Poland |
11 km |
|
14.09.25 |
Zezere Swimrun (sprint) |
Portugal |
16.8 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 |
|
14.09.25 |
Urban Challenge Dusseldorf (classic) |
Germany |
14.65 km |
|
21.09.24 |
Lauwersmeer Swimrun (middle) |
Netherlands |
18 km |
|
20.09.25 |
Ré Swimrun (M) |
France |
18 km |
|
21.09.25 |
U.K. |
12.7 km |
|
21.09.25 |
Nord Swimrun Urban Challenge (classic) |
Germany |
14.5 km |
|
22.09.24 |
France |
15 km |
|
TBC |
Insel Swimrun Ratzeburg (sprint) |
Germany |
12.5 km |
|
28.09.25 |
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 |
|
01.10.23 |
Vale do Lobo Swimrun (sprint) |
Portugal |
14.6 km |
|
TBC |
Wörthersee Swimrun (sprint) |
Austria |
10.5 km |
|
08.10.23 |
Italy |
17.9 km |
|
11.10.25 |
Otillo Cannes (sprint) |
France |
13.2 km |
|
13.10.24 |
Protaras (short - teams) |
Cyprus |
13 km |
|
14.10.23 |
Cabo de Palos (half) |
Spain |
18.73 km |
|
19.10.25 |
Madeira (sprint) |
Portugal |
11.38 km |
|
19.10.25 |
Cote D'Azur (middle) |
France |
17 km |
November
|
1st to 3rd .11.24 |
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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