Fiesta de Mayo 5k – Battling Cancer Together – Saint Louis, MO 2026

Date
May 3, 2026
Location
Saint Louis, MO
Venue
Webster Groves - Upper Municipal Parking Lot, 20 Allen Avenue , MO 63119
Start Time
8:30 AM
Entry Fee
$25.00 – $40.00
Events
5k Run, 5k Run - 16 and Under
Includes
T-Shirt
Register NowRegistration Open

Fiesta de Mayo 5K – Battling Cancer Together takes place in Webster Groves at the Upper Municipal Parking Lot (20 Allen Avenue, MO 63119) on May 3, 2026. The 5K race starts at 8:30 AM and offers a straightforward distance for runners of all levels. Entry fees range from $25 to $40. The event's proceeds support cancer awareness and research efforts, making it a meaningful race choice for athletes looking to contribute to the cause while completing their training. Webster Groves provides a convenient Saint Louis-area location for participants traveling to compete.

From the Race Organizer
Celebrate the Season at the 4th Annual Fiesta de Mayo 5K! Run for a Cure. Stay for the Fiesta. Join Battling Together for our 4th Annual Fiesta de Mayo 5K walk/run as we return to beautiful Webster Groves to raise vital funds in the fight against blood cancers. All proceeds benefit Blood Cancer United , in their mission to find a cure for Leukemia, Lymphoma, and all forms of blood cancer. We appreciate you helping us raise vital funds for this important cause. The Experience Enjoy a scenic, professionally timed course that winds through the stately streets of Webster Groves, followed by the ultimate post-race celebration. Whether you’re cooling down with a refreshing Kona Ice snow cone or celebrating your finish with a signature margarita, we have the perfect reward waiting for you at the finish line! To our returning runners—thank you for your continued support. To those joining us for the first time—we can’t wait to show you what makes Fiesta de Mayo such a special event. Get ready f

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Race Travel Insurance

Don't forget travel insurance for May 3.

You've trained for months and booked a trip to Saint Louis, MO. A pre-race injury, a delayed flight, or a family emergency can derail the whole thing. Travel insurance can help cover your race entry fee, hotel, and flights if you can't make it, and may cover medical costs if something goes wrong on the course. Plans typically only run 5-7% of your total trip cost — and running events are covered under standard plans with no additional coverage needed.

  • Trip cancellation up to 100% of prepaid costs
  • Running events covered under standard plans — no add-ons needed
  • Trip interruption up to 150% of non-refundable costs
  • Emergency medical up to $250,000
  • Cancel For Any Reason add-on available
  • 24/7 real-time support
Get a Quote — Faye Travel Insurance

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Frequently Asked Questions

When is Fiesta de Mayo 5k – Battling Cancer Together – Saint Louis, MO 2026?

Fiesta de Mayo 5k – Battling Cancer Together – Saint Louis, MO 2026 takes place on May 3, 2026. The race is held in Saint Louis, Missouri.

Where is Fiesta de Mayo 5k – Battling Cancer Together – Saint Louis, MO 2026 held?

Fiesta de Mayo 5k – Battling Cancer Together – Saint Louis, MO 2026 is held at Webster Groves - Upper Municipal Parking Lot, 20 Allen Avenue , MO 63119 in Saint Louis, Missouri.

Where can I find hotels near Fiesta de Mayo 5k – Battling Cancer Together – Saint Louis, MO 2026?

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