Perseløpet is a low-threshold road race series near Oslo, featuring fast 3 km and 10 km races. Some race days also offer 5 km, half marathon, marathon, and 50 km options. The name reflects the concept: “pers” signifies a personal best, and the event is designed for runners aiming for one. The course is flat, fast, AIMS-certified, and approved by the Norwegian Athletics Federation, making it suitable for competitive runners seeking fast times and amateurs aiming to improve their own records.
The route utilizes a 2,633.8-meter loop, simplifying and repeating the course for various distances. Perseløpet is held multiple times annually, with practical arrangements that are notably runner-friendly: free parking near the start and finish, self-service bib pickup, live results available online instantly upon finishing, complimentary participant photos, and medals for all finishers. The emphasis on personal bests is substantive; typically, 30-40% of participants achieve a new PB, with some races seeing up to 70% accomplish this. The results statistics even detail every runner who improves their personal record.