26th Atomic Days Blast Off Fun Run
About the Event
The 26th Annual Atomic Days Blast Off Fun Run is a community celebration event held in Arco, Idaho to kick off the Atomic Days festivities. It’s designed for all ages and fitness levels, offering a fun, family-friendly atmosphere with multiple race options.
Join fellow runners on July 18, 2026 for the 26th Atomic Days Blast Off Fun Run. It's a fantastic 10K, 5K, 1.6K featuring a flat and fast course in Arco.
Races Offered
Running
10K Run
An easy outdoor 10 kilometer paved and improved unpaved course taking runners through downtown Arco Idaho to the west of town through gentle hills that showcase farmland and high desert.
5K Run
An easy, historic 5 kilometer run over paved and improved unpaved city streets taking runners through downtown Arco Idaho and along the base of Arco Peak and the Number Hill.
Kids 1 Mile
A quick blast through the streets of Arco, Idaho along a 1 mile loop for our younger runners.
Walking
5K Walk
An easy, historic 5 kilometer walk over paved and improved unpaved city streets taking runners through downtown Arco Idaho and along the base of Arco Peak and the Number Hill.
About Arco
26th Atomic Days Blast Off Fun Run takes place in Arco, Idaho, United States. The local timezone is America/Boise.
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Race information has been sourced from the event's official website and other publicly available resources. For the most up-to-date details, please refer to the official website directly. If you notice any incorrect or missing information, don't hesitate to reach out to us by email.
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