Name: The Three Hearts Marathon
Start: 2026-05-16
End: 2026-05-16
Location: Petanjci, Drava

About the Event

The Maraton Treh Src (Marathon of Three Hearts) is a traditional running event held in Radenci, Slovenia, with its 44th edition scheduled for May 16, 2026. The main event is a classic 42.195 km marathon, complemented by a half marathon, a 10 km run, and a 5 km "Oazin" run. The event is a true community festival, also featuring Nordic walking, a recreational hike, children's races, and even a dog run. It embodies the motto "Compete with yourself. Everyone is a winner," promoting a personal challenge over pure competition. The marathon is a long-standing and beloved fixture in the Slovenian running calendar, known for its inclusive and festive atmosphere.

Races Offered

Halfmarathon

May 16, 2026

straighten

Distance — 21.1K

terrain

Type — —

timer

90 days remaining

Marathon

May 16, 2026

straighten

Distance — 42.2K

terrain

Type — —

timer

90 days remaining

Nordic Walking

May 16, 2026

straighten

Distance — 10K

terrain

Type — —

timer

90 days remaining

Oaza Run

May 16, 2026

straighten

Distance — 5K

terrain

Type — —

timer

90 days remaining

Radenska Naturelle

May 16, 2026

straighten

Distance — 10K

terrain

Type — —

timer

90 days remaining

Weather Overview

These values represent the 3-year monthly averages for May in Petanjci.

Temp (°C)

Feels Like (°C)

thermostat 11.4° / 21.2°

wb_sunny 9.8° / 19.9°

Wind (km/h)

Humidity (%)

air 8.3 /

water_drop 72.9%

Temp (°C)

Feels Like (°C)

Wind (km/h)

Humidity (%)

thermostat 11.4° / 21.2°

wb_sunny 9.8° / 19.9°

air 8.3 km/h

water_drop 72.9%

About Petanjci

Petanjci is a village on the left bank of the Mura River in the Municipality of Tišina in the Prekmurje region of northeastern Slovenia.

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The Three Hearts Marathon

About the Event

Races Offered

Halfmarathon

Marathon

Nordic Walking

Oaza Run

Radenska Naturelle

Weather Overview

About Petanjci

Hotels & Places to Stay

Nearby Races

Ultra trail Vipava Valley

L'Etape Slovenia

Four Bridges Night Run

X-WATERS Slovenia 2026 powered by I FEEL SLOVENIA

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