Returning September 12–13, 2025, the Running Festival Csíkszereda is a two-day celebration of running and community in the heart of Székelyföld, Romania. Day one begins with a festive Night Trail Run (7 km) under the lights, followed by a weekend lineup including Marathon, Marathon Relay, Half Marathon, 10 km “Next Level”, 5 km “YOUcanDOIT”, 3 km KiddoRun, and a 2.5 km Family Run. The routes wind through historical streets, past landmarks like the Márton Áron High School, and out into scenic villages and Carpathian foothills, offering both asphalt and trail terrain. The event draws hundreds of local and international runners, supported by live music, a pasta party, and an inclusive festival atmosphere designed to ensure every finisher crosses the line with a smile.
Race Date:
13 September, 2025
The full marathon takes place on Saturday, September 13, 2025, starting at 10:00 from Piața Libertății and leading runners through scenic urban and countryside segments around Miercurea-Ciuc. Hosted by Asociația Club Sportiv Siculus Cycling Club, this mixed-terrain route includes landmarks like Mikó Fortress and Delnița Forest.
Weather based on historical averages.
The full marathon takes place on Saturday, September 13, 2025, starting at 10:00 from Piața Libertății and leading runners through scenic urban and countryside segments around Miercurea-Ciuc. Hosted by Asociația Club Sportiv Siculus Cycling Club, this mixed-terrain route includes landmarks like Mikó Fortress and Delnița Forest.
The Running Festival Csíkszereda Marathon is 42km long.
The Running Festival Csíkszereda Marathon takes place in Miercurea Ciuc, Romania.
Runna classifies the Running Festival Csíkszereda Marathon elevation profile as Flat.
The best way to train for the next race is to use a personalized training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalized training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
The full marathon takes place on Saturday, September 13, 2025, starting at 10:00 from Piața Libertății and leading runners through scenic urban and countryside segments around Miercurea-Ciuc. Hosted by Asociația Club Sportiv Siculus Cycling Club, this mixed-terrain route includes landmarks like Mikó Fortress and Delnița Forest.
The Running Festival Csíkszereda Marathon is 42km long.
The Running Festival Csíkszereda Marathon takes place in Miercurea Ciuc, Romania.
Runna classifies the Running Festival Csíkszereda Marathon elevation profile as Flat.
The best way to train for the next race is to use a personalized training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalized training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
Running
Major City
Kid friendly
Relay
This event listing is for informational purposes only. Runna is not affiliated with, endorsed by, or sponsored by Running Festival Csíkszereda 2025 or Asociația Club Sportiv Siculus Cycling Club. All event details are based on publicly available information and are provided solely to help users discover running events. Runna does not use any official logos, images, or proprietary content from this event or its organiser. Any trademarks or names mentioned are used descriptively to identify the event in a factual manner. For the most accurate and up to date information (including to register or purchase an entry to the event), please visit the Running Festival Csíkszereda 2025 website.