Three Hearts Marathon
Three Hearts Marathon gives Slovenia's oldest marathon a flat Radenci course, border-town atmosphere, AIMS-listed spring timing, and spa-town history.
Marathon Scout prioritizes official race websites, registration pages, timing providers, results pages, and race-linked live tracking. Last updated July 14, 2026.
Three Hearts Marathon quick facts
- AIMS member marathon scheduled for Saturday, May 16, 2026.
- The 42.195 km Radenska Classic marathon is the full-distance race.
- Online entry is available through the race site.
About the Three Hearts Marathon
Maraton treh src is a long-running Slovenian race festival, with the marathon carrying a history that reaches back to the early 1980s.
Three Hearts Marathon course description
The Radenska Classic marathon uses a mostly flat road course from Radenci through spa-town and regional roads near the Slovenian-Austrian border.
Weather for the Three Hearts Marathon
Mid-May in northeastern Slovenia is usually mild, but sun and wind can show up on open roads. The flat course rewards patient pacing.
Past Three Hearts Marathon dates and results
| Year | Date | Status | Results |
|---|---|---|---|
| 2027 | Saturday, May 15, 2027 | — | — |
| 2026 | Saturday, May 16, 2026 | Completed | Open results |
| 2025 | Saturday, May 17, 2025 | Completed | Open results |
| 2024 | Saturday, May 18, 2024 | Completed | Open results |
Three Hearts Marathon FAQ
When is the Three Hearts Marathon?
The 2027 Three Hearts Marathon is on Saturday, May 15, 2027.
How do I register for the Three Hearts Marathon?
You can register for the Three Hearts Marathon at maraton-radenci.si.
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