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Marine Corps Marathon 2026: Dog Safety & Arlington Road Closures

Writer: Steve San Miguel
Steve San Miguel
12 minutes ago
2 min read
2026 Marine Corps Marathon course map showing the race route through Arlington, Rosslyn, Crystal City, and Washington, D.C., with mile markers, water stations, aid stations, and Metro locations.

The 51st Marine Corps Marathon is tomorrow, Sunday, October 25, 2026!


Thousands of runners and spectators will gather across Arlington and Washington, D.C.


Planning to cheer on the runners or walk your dog nearby? Here's what you need to know.


Marathon Details

  • Date: Sunday, October 25, 2026

  • Start: 7:20 AM

  • Starting Area: Route 110, Arlington

  • Finish: Marine Corps War Memorial

  • Road Closures: Early morning through evening


Can You Bring Your Dog?

Pets are not permitted inside secured marathon areas, except qualifying service animals.


Public areas outside security checkpoints may be accessible. Follow posted restrictions.


Tip: If your dog dislikes crowds or loud noises, consider leaving them home.


5 Dog Safety Tips

  1. Avoid Loud Noises: Cheering and sudden sounds may frighten dogs.

  2. Use a Secure Leash: Choose a well-fitted harness and non-retractable leash.

  3. Pack Essentials: Bring water, waste bags, treats, and identification.

  4. Watch for Stress: Look for trembling, tucked tails, or freezing.

  5. Plan Your Exit: Know how to leave without crossing the racecourse.


Fear Free® reminder: Your dog's comfort comes first. Never force them to stay in stressful situations.


Arlington Road Closures: October 25

Expect major traffic disruptions in Rosslyn, near Arlington National Cemetery, and around the Pentagon.


Rosslyn & Nearby Arlington

Major closures: Approximately 3 AM–6 PM


Affected roads include:

  • Wilson Boulevard

  • N. Lynn Street

  • Fort Myer Drive

  • Fairfax Drive

  • N. Moore Street

  • 17th Street N.


Additional restrictions affect N. Nash Street, N. Kent Street, and Key Bridge approaches.


Closure times vary by street and segment.


Route 110 & Arlington Cemetery

Starting Saturday, October 24, at 4 PM:

Southbound Route 110 closes between Washington Boulevard and Route 1.


Expected reopening: Sunday at 5 PM.

Other nearby roads will have Sunday restrictions.


Crystal City & Pentagon

Closures may continue until approximately 5–6 PM.


Affected roads include:

  • Crystal Drive

  • Long Bridge Drive

  • Army Navy Drive

  • S. Eads Street

  • S. Fern Street


Bridges Into D.C.

Expect restrictions beginning around 5:30 AM:

  • Key Bridge

  • Memorial Bridge

  • 14th Street Bridge HOV lanes


Important: Reopening times vary and may change.


Traveling Around Arlington?

  • Check road closures before leaving.

  • Follow temporary No Parking signs.

  • Allow extra travel time.

  • Avoid crossing the marathon route.

  • Consider Metro when practical.


Metro opens at 5 AM on Sunday.


Regular pets must travel in secure carriers. Service animals are exempt from carrier requirements.


Important Notice for PS4C Clients

Marathon closures may affect travel between scheduled pet care visits.


Clients in Ballston, Clarendon, and Rosslyn:

  • Keep building access instructions updated in Time To Pet.

  • Check temporary parking restrictions.

  • Watch for visit updates through the portal.


We'll communicate any scheduling or access concerns.


Check Official Road Closures

For specific streets, closure times, and updates:



Good Luck to All the Runners!

Wishing everyone a safe and memorable Marine Corps Marathon!


Pet Sitting 4 Comfort®

CARING. EXPERIENCED. LOYAL.

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