Riverdale Middle School Posted on March 23, 2025 Location 9822 256th St. N.Port ByronIllinois61275 Next Event Will to Ben powered by Bike Wisconsin - Oct 3 - Oct 9 - 7:30 am - 6:30 pm Loading Map.... 9822 256th St. N. - Port ByronEvents 41.621745 -90.268454 Upcoming Events Will to Ben powered by Bike Wisconsin - Oct 3 - Oct 9 - 7:30 am - 6:30 pm