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Byron Fest 5K & 1 Mile Fun Run

Byron, Illinois, United States

calendar_today 11 Jul, 2026

directions_run Running

sell $30.00

About the Event

Join us for the Annual Byron Fest 5K Run! This 2026 Rockford Road Runners Circuit Race, and family friendly event, is held on the beautiful trails of the Byron Forest Preserve. The course features well maintained trails with panoramic views and a variety of terrain. Chip timing will be provided by J3 Timing. Plaques will be awarded to overall male and female finishers and medals will be awarded to top 3 male and female finishers in each age division. 5 year age groups for both male and female. Age groups to be as follows: 0-14, 15-19, 20-24, 25-29, 30-34, 35-39, 40-44, 45-49, 50-54, 55-59, 60-64, 65-69, 70-74, 75-79, 80 and above.

1 mile Fun Run! All Fun Run participants will receive a participation medal. Chip timing is not available for the Fun Run.

5K participants must be pre-registered by June 21, 2026 at noon to be guaranteed a race shirt. A limited number of shirts will be available race day on a first come, first serve basis. Pre-registrations will be accepted through July 10, 2026 at noon. Packet pick up and day of registration will be available onsite from 7:00 a.m. - 7:45 a.m. with the race beginning promptly at 8:00 a.m. This event is non-refundable.

Parking and indoor restrooms are available onsite.

Due to terrain, baby joggers and strollers are discouraged.

Races Offered

Byron Fest 5K

Jul 11, 2026

straighten

Distance — 5K

terrain

Type — Running

timer

08:00

sell

$30.00

Byron Fest Fun Run

Jul 11, 2026

straighten

Distance — 1 Miles

terrain

Type — Running

timer

08:05

sell

$0.00

Weather History

These values represent the 3-year monthly averages for July in Byron.

thermostat Temperature

18.2° / 28.0°

wb_sunny Feels like

18.7° / 28.9°

light_mode Avg sunshine hours

11h 24m

water_drop Avg rainfall

3.4 mm

ac_unit Avg snowfall

—

air Avg wind speed

9.4 km/h (Light breeze)

opacity Sweat loss rate

High

terrain Course conditions

Hard and dry surface

sunny Max UV Index

Very High (8.0)

humidity_mid Humidity

74.0%

wb_twilight Sunrise

05:35

nightlight Sunset

20:28

About Byron

Learn more about the host city, Byron.

Byron is a city in Ogle County, Illinois, United States, probably best known as the location of the Byron Nuclear Generating Station, one of the last nuclear power plants commissioned in the United States. Byron is located in Byron Township, along the Rock River. As of the 2020 census, Byron had a population of 3,784. The town bills itself as the "Gateway to the Rock River Valley".