Go Gray in May
Go Gray in May logo

Go Gray in May

National Harbor, Maryland, United States View on map
May 08, 2027 (America/New_York local time)
Running

About this race

Join Us on May 23, 2026 for the 6th Annual Go Gray in May 5K Walk/Run!
Be part of something meaningful at the 6th Annual Go Gray in May Traumatic Brain Injury Awareness 5K Walk/Run on May 23, 2026.

This special event is dedicated to raising awareness, honoring survivors, supporting families, and advocating for individuals affected by traumatic brain injuries (TBI). Whether you choose to walk or run, your participation helps shine a light on the impact of TBI while supporting vital research, education, and community resources.

Put on your gray, lace up your sneakers, and join us as we come together to make a difference. Every step taken helps build awareness, strengthen support, and inspire hope for those living with traumatic brain injuries.

Why Participate?
Raise awareness for Traumatic Brain Injury (TBI)
Support survivors, caregivers, and families
Help fund education, advocacy, and support programs
Be part of a community committed to making an impact
Register Today
Don’t miss this inspiring community event!
Register now for the Go Gray in May 6th Annual 5K Walk/Run on May 23, 2026 and help us turn awareness into action.

Together, we can go gray in May and make a lasting difference.

Celebrate your accomplishment by sharing on social media! #TBIsupportSquad  #MarylandGoGrayInMay 
 

Pick your distance

Running

Go Gray In May 2027

This will be our 7th annual Maryland Go Gray In May Traumatic Brain Injury and Brain Tumor awareness walk, run and ride event. We had over 400 people register over the years . We raised $20,000 to donate to the Maryland Brain injury institution over the years. We want to grow this event to 500 walkers, runners and riders We will need to have a short walk and long walk path. We need to have stations with water and fruit etc and first aid kits.

May 08, 2027 5K 8:00 AM
$25.00
Open

Vendor table to sell products

Vendor spaces are available for Go Gray in May! Please note: All vendors must bring their own table, chairs, tents, and any additional setup items needed for their booth. use code GGIMTake15 at checkout. *Only for vendors selling products

May 08, 2027 Vendor table to sell products 8:00 AM
$60.00
Open

Food truck Vendor

Thank you for choosing to volunteer with us for Go Gray in May 2026. Your time, energy, and support play a vital role in helping us raise awareness for traumatic brain injuries in our community. What to Expect: Volunteers will assist with event setup, registration/check-in, guiding participants, water distribution, and breakdown after the walk. Specific roles will be assigned upon arrival or shared in advance. Arrival Time: Please arrive 30–45 minutes prior to the event start time to check in and receive your assignment. Dress Code: Wear comfortable clothing and sneakers. If you have a Go Gray in May shirt, we encourage you to wear it. Volunteer shirts may be provided while supplies last. Community Impact: Your presence helps create a welcoming and successful event for all participants. We truly appreciate your willingness to serve and support this important cause.

May 08, 2027 Food truck Vendor 8:00 AM
$120.00
Open

Informational Table vendor

Informational Vending Table – Go Gray in May Event Organizations and community groups are invited to host informational vending tables at the Go Gray in May event. This opportunity is intended for sharing resources, raising awareness, and educating attendees about brain tumor advocacy, support services, and related initiatives. Please note the following requirements: Vendors must provide their own table, chairs, and any necessary setup materials. Tables are strictly for informational purposes only; the sale of items, merchandise, or services is not permitted. Displays should be appropriate for a community-focused, family-friendly event. We appreciate your participation in helping spread awareness and support for this important cause.

May 08, 2027 Informational Table vendor 8:00 AM
Free
Open

Go Gray in May Volunteer

To support our mission, a small registration contribution is required for all volunteers. This contribution directly helps us continue educating our community, supporting families impacted by traumatic brain injuries, and expanding the reach of Go Gray in May. Thank you for choosing to volunteer with us for Go Gray in May 2026. Your time, energy, and support play a vital role in helping us raise awareness for traumatic brain injuries in our community. What to Expect: Volunteers will assist with event setup, registration/check-in, guiding participants, water distribution, and breakdown after the walk. Specific roles will be assigned upon arrival or shared in advance. Arrival Time: Please arrive 1 hour prior to the event start time to check in and receive your assignment. Dress Code: Wear comfortable clothing and sneakers. If you have a Go Gray in May shirt, we encourage you to wear it. Volunteer shirts may be provided while supplies last. Community Impact: Your presence helps create a welcoming and successful event for all participants. We truly appreciate your willingness to serve and support this important cause. *reach out if you are interested to in volunteering

May 08, 2027 Go Gray in May Volunteer 8:00 AM
$8.49
Open

Race-day daylight

We have no recorded weather for National Harbor yet, but sunrise and sunset follow from the venue and the date.

Sunrise
Sunrise at the start line on May 8, 2027 (EDT)
Sunset
Sunset at the start line on May 8, 2027 (EDT)
Daylight
Hours between sunrise and sunset on race day
14h 04m

The sun rises at 6:02 AM and sets at 8:06 PM local time (EDT) in National Harbor on May 8, 2027 — 14h 04m of daylight.

Course

No course map published yet.

The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.

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Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.

  • Entries, prices, waves and inclusions — the event's official registration page
  • Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
  • Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
  • Comparisons and counts — Race Discovery calendar, 2 National Harbor events

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