Bagsværd Sø Rundt 2026, organized by Bagsværd Atletik Club, is a race around Bagsværd Lake. The event takes place in autumn on asphalt and gravel paths. It is open to all levels of runners, including recreational, children, elite, and families. A portion of the entry fee for the 7 km race is donated to Frederiksdal Slot for path and nature maintenance. Remaining profits support the club's youth programs and athlete development. The start area is on the grass next to Bagsværd Rostadion at Krathus Skovalléen 44, 2880 Bagsværd. Music and food/drink sales will be available. The start is on the grass verge, and the finish is in front of Bagsværd Rostadion. Distances offered are 7 km and a 1.6 km children's race.