The 2025 event has concluded.

Oak Ridge to Kingston Express O2K Marathon

Oak Ridge, TN, USA • March 2, 2025
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This race is primarily targeted to those seeking a Boston Marathon Qualifying time or Half Marathon performance indicator on a course where qualifications are consistently met. This race course boasts having more BQ performances than not and we hope to attract runners who are trying to hit their age group standards for Boston or other major races. Source

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When is the 2025 Oak Ridge to Kingston Express O2K Marathon?

The 2025 Oak Ridge to Kingston Express O2K Marathon will be held on Sunday March 2, 2025.

Is the Oak Ridge to Kingston Express O2K Marathon a Boston Marathon Qualfier?

Yes, the Oak Ridge to Kingston Express O2K Marathon is an official Boston Marathon qualifier.

What is the time limit for the Oak Ridge to Kingston Express O2K Marathon?

The time limit for the Oak Ridge to Kingston Express O2K Marathon is 4.5 hours.
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Right now we are invite only, you can get on the waitlist by entering your email below:

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