Swimrun Races
Under 10km

Updated January 2025

Our list of swimrun races under 10km covers all events from 1km up to 10km. 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 want, JUMP TO USA / Rest of World races under 10km.

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
Under 10km - Europe

Here are the swimrun races less than or equal to 10km that take place in Europe.

Jump to USA/Rest of World

May

27.04.25

Swimrun Blaarmeersen

Belgium

5 km, 10 km

03.05.25

Swimrun Jablines

France

6 km

04.05.25

Swimrun Toulon

France

3 km, 8.3 km

18.05.25

EcoSwimrun Butgenbach Seahorse

Belgium

9 km

18.05.25

South East Swimrun Series

U.K.

2.5 km, 5 km

24.05.25

EX Swimrun Ark Supersprint

Sweden

1.2 km, 5 km

24.05.25

Valmer

France

9.5 km

June

01.06.25

Costa Azahar Supersprint

Spain

7.5 km, 9.5 km

07.06.25

Valras Plage Swimrun Découverte

France

7 km

07.06.25

Otillo Uto Experience

Sweden

8 km

otillo swimmer in green cap swimming in the sea

Ötillö

07.06.25

Mustard Swimrun Nene Park

U.K.

5 km, 10 km

Swim Run Races
Under 10km - Europe

14.06.25

Studland Swimrun (Short)

8.7 km

14.06.25

Swimrun Val de Vienne (Short)

France

6 km

15.06.24

Aquarantec Swimrun (Short)

France

9.8 km

15.06.24

Langholmen Swimrun (Sprint)

Sweden

5 km

NOT 2025 - BACK 2026

Love Swimrun Llanberis (Sprint)

6 km

15.06.25

South East Swimrun Series

U.K.

2.5 km, 5 km

Date TBC 2025

Côte Sud Landes

France

7 km, 10 km

Date TBC 2025

Mudskipper Swimrun Norfolk

U.K.

6 km

15.06.25

Nynäshamn Swimrun

Sweden

5 km, 10 km Team/solo

22.06.25

Swimrun Rheinsberg (Supersprint)

Germany

4.4 km

Date TBC 2025

Swimrun Tenerife

Spain

6.46 km

28.06.25

Lauwersmeer

Netherlands

10 km

28.06.25

Cancaven

France

9.5 km

29.06.25

Backwaterman Swimrun (Trial)

Austria

9 km

29.06.25

EcoSwimrun Gilette Dam (Seahorse)

Belgium

9 km

29.06.25

Mustard Grafham Water

U.K.

5 km, 10 km

July

05.07.25

Otillo Engadin (Experience)

Switzerland

7.1 km

05.07.25

1852 Swimrun Ronneby Supersprint

Sweden

1.852 km

19.07.25

Swimrun Clevedon

U.K.

7.1 km

26.07.25

Swimrun Riverthlon

Austria

2.3 km, 7.1 km

26.07.25

Otillo Gothenberg (Experience)

Sweden

9.3 km

Date TBC 2025

Norrtälje

Sweden

2 km, 5.6 km

August

09.08.25

Angaloppet Steam Race (Twilight)

Sweden

5 km, 7 km

09.08.25

Otillo Aland Experience

Sweden

6.4 km

Date TBC 2025

Juniskär Swimrun (Trial)

Sweden

2 km

Date TBC 2025

Karlskrona Swimrun (Intro)

Sweden

6 km

16.08.25

Finnhamn

Sweden

6 km

16.08.25

Moose To Goose (Sprint)

Sweden

10 km

23.08.25

Immeln Swimrun (Sprint)

Sweden

6.85 km

23.08.25

Skar till Skar Swimrun

Finland

9.2 km

23.08.25

Skatås Sjöar

Sweden

10 km

30.08.25

Swimrun Jersey (Experience)

U.K.

4 km

30.08.25

L'Armo'Run

France

5 km

31.08.25

Arendsee Swimrun (Trial)

Germany

2.8 km, 4.45 km

31.08.25

EcoSwimrun Lac de Robertville (Seahorse)

Belgium

4.2 km, 9 km

September

Date TBC 2025

Sucinio Swimrun

France

8 km

07.09.25

Swimrun 2 Elements (Supersprint)

Germany

5 km

07.09.25

Mustard Swimrun Bewl Water

U.K.

6 km, 10 km

13.09.25

Otillo Rügen

North Germany

7.2 km

14.09.24

South East Swimrun Series, Mytchett

U.K.

5 km, 10 km

14th and 15th September

Aland swimrun (NOT a race - but a meeting)

Finland

TBA km

14.09.25

Urban Challenge Dusseldorf (Sprint)

Germany

8 km

20.09.25

Ré Swimrun S

France

7 km

20.09.25

XTERRA Swimrun Comino Island

Malta

10 km

21.09.25

Urban Challenge Nord (Sprint)

Germany

7.9 km

28.09.25

Urban Challenge Berlin (Classic)

Germany

8 km

October

Date TBC 2025

Leiderdorp Swimrun

Netherlands

7.19 km

Date TBC 2025

Breeze Nordico Romagnolo

Italy

8.6 km

11.10.25

Otillo Cannes Experience

France

7.3 km

Date TBC 2025

Cabo de Palos

Spain

9.7 km

19.10.24

eDreams Cap de Creus (Sprint)

Spain

6.5km

19.10.25

Cote D'Azur (Short)

France

8 km

November

Date TBC 2025

Swimrun Gran Canaria Supersprint

Spain

7.79 km, 9.7 km

Swimrun Events
Under 10km - USA / Rest of World

Here are the swimrun races less 10km that take place in the USA and the rest of the World.

Jump to Europe

January

18.01.25

Aquathlon fest

Argentina

10 km

March

April

Swimrun Races less than 10km
- USA/ Rest of World.

12.04.25

Swimrun Australia

Australia Sydney East

2 km, 6 km

27.04.25

Mudskipper SoCal

Australia Sydney East

10 km

27.04.25

Otillo Catalina Island

California, USA

7.7 km

May

04.05.25

Sasamat Ice cracker

Port Moody, Canada

3.6 km, 6.5 km

June

01.06.25

Bellingham Swimrun (sprint)

USA

6 km

08.06.25

Welland (sprint)

Canada

7.5 km, 10 km

July

05.07.25

Mudskipper Pinawa

Canada

4.9 km, 9.85 km

Date TBC 2025

Mudskipper Kenora

Canada

5 km

20.07.25

Mudskipper - Parry Sound

Canada

10 km

26.07.25

Folsom Swimrun (short)

Lake Natoma, USA

5.6 km

August

03.08.25

Mudskipper Mid-Summer Classic

Welland, Canada

9.2 km

10.08.25

Otillo Casco Bay

USA

9.7 km

September

20.09.25

Swimrun Cape Cod (super-short)

MA, USA

7 km

21.09.2025

Mudskipper Sasamat Fresh & Salty

Port Moody, BC, Canada

10 km

13.09.25

Swimrun Australia (sprint)

Gold Coast Australia

5.5 km

October

11.10.25

Swimrun Australia (sprint)

Sydney North Australia

2 km, 9 km

TBC

Swimrun Piedra del Aguila

Argentina

6.5 km

November

09.11.25

Otillo Austin Pace Bend

Texas, USA

9.9 km

Date TBC 2025

Torpedo Swimrun Cosy

South Africa

7 km

We hope this guide to swimrun races under 10km is informative and useful. Please let us know if you think we have missed an event, using the Contact Us link.

Thank you!