About This Race

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.

Course & Race Day Details

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10K Run, 5K Run, 5K Walk, Kids 1 Mile: T-Shirt

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Choose Your Distance

10K Run 10K
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.
$20.00
Increases Jul 18
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5K Run 5K
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.
$20.00
Increases Jul 18
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5K Walk 5K
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.
$20.00
Increases Jul 18
Register
Kids 1 Mile 1m
A quick blast through the streets of Arco, Idaho along a 1 mile loop for our younger runners.
$20.00
Increases Jul 18
Register