The Endometriosis Foundation of America is officially entering its 11th year as an official charity partner with the TCS New York City Marathon.
Applications for the 2026 Team EndoStrong NYC Marathon team are now closed. Thank you for your interest and support!
You can still make a difference by supporting one of our 2026 runners or signing up for email updates about applications for the 2027 NYC Marathon.
Please use the links below to support a runner or join our email list.
Interested in supporting EndoFound and the runners? Consider donating to our team!
Sponsors

Important Information:
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All official charity runners are responsible for raising a minimum of $6,000.00
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All official charity runners are responsible for paying their marathon registration fee
- All official charity runners are responsible for their travel and lodging on marathon weekend
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EndoFound pays all charity runners’ guaranteed entry fee
Check Back for more information on our Marathon Events
What’s Included for Each Team EndoStrong NYC Marathon Participant:
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Each participant’s progress will be monitored and supported
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Social media presence for running team (Instagram, Tik-tok)
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Weekly training tips & check ins
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Pre-race agendas created and communication about race day needs
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Pre-race Breakfast & shakeout run
Materials Provided:
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T-shirts and Swag Bags for each Team EndoStrong participant
- Awards and Accolades for runners
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Hydration and fuel for race day