Since 1970, features a 5k run with over 13,000 runners, walkers and wheelchair racers of all ages welcome. There are 13 different age categories for both male and female competitive runners, ranging in age from under 14 to 70- plus years. Prizes will be awarded in age categories for both men and women, including “14 and under” and “70 and over.” The parade follows stepping off at 18th and Market Streets and proceeds east on Market to Broadway and then south on Broadway where it will disband. The parade takes place "rain or shine." It will begin at 18th and Market streets, and proceed east to its conclusion at Broadway and Market streets. The parade, also known as St. Louis’ "Rite of Spring," will feature over 130 units, including floats, bands, marching units, large helium-filled balloons, and over 5,000 marchers. In the past with good weather, more than 250,000 spectators have gathered along Market Street to watch the elaborate floats, marching bands, marching units, dance groups, animal units, novelty units, and motorized units. View the children's favorites – giant cartoon character helium-filled balloons. Irish Village at Keiner Plaza Broadway and Market. The Irish- themed entertainment area will feature food, beverages, merchandise and live entertainment. It will be open before, during, and after the parade.