Kalendar trka
Everything about running in Srbija
Kalendar trka is a community-focused running platform for Serbia. It helps runners discover road and trail races, compare practical details, and keep the local race calendar easier to navigate.
Race of the week
Arilje TRAIL
Arilje Trail is a race that combines challenge, nature, and adventure in the heart of western Serbia. Participants can choose between three routes of different lengths an…
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Bukovački maraton 2026
Trail
Radmilovac Trail
Trail
10. Zrenjaninski polumaraton
Road race
Župska vinska trka 2026
Trail
Rajac 2026
Trail
Jesenji planinarski maraton na Fruškoj gori
Trail
Trending races
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Recently added races
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Tools for your next race
Measure Your Route
Measure a route idea and get a quick distance estimate before you head out.
Training Plans
Find training plans for different goals, levels, and race distances to shape your next training block.
Estimate Your Finish Time
Estimate a realistic finish time from earlier results and compare different goal scenarios.
Pace Converter
Convert pace, speed, and finish time across common race distances while planning training.
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