Many of the longest running 25K races have taken place in the United States. The annual Around Cape Ann 25K in Gloucester, Massachusetts was established in 1933 as a 15-mile race (24.1 km) and has been held at the 25K distance from at least 1976.Around Cape Ann 25 km. Association of Road Racing Statisticians. Retrieved 2021-03-13. The River Bank Run, established 1978 in Grand Rapids, Michigan, is the most significant race in the nation at this distance and has hosted an official USATF national championship race every year since 1995.River Bank 25 km. Association of Road Racing Statisticians. Retrieved 2021-03-13. Other races include the Youngstown International Peace Race, which was held from 1975 to 1988,International Peace Race 25 km. Association of Road Racing Statisticians. Retrieved 2021-03-13. and the City of Lakes race (now a half marathon) which had a 25K race from 1982 to 2013.City of Lakes Half Marathon. Association of Road Racing Statisticians. Retrieved 2021-03-13.
