Arlington, Virginia is a dense, walkable county directly across the Potomac River from Washington D.C. that consistently ranks among the most pet-friendly communities in the country. The county's extensive park system, multi-use trails, and urban villages create an ideal environment for dog owners. The Rosslyn-Ballston corridor and Columbia Pike provide urban living with excellent pet amenities, while the Potomac River waterfront offers scenic walking and running paths. Arlington's highly educated, affluent population supports a robust pet services industry with premium grooming, daycare, and veterinary options. The county maintains multiple off-leash dog parks and has progressive pet-friendly policies.
Veterinary Clinics
VCA SouthPaws Veterinary Specialists & Emergency Center
Fairfax (15 min, 24-hour emergency)
Clarendon Animal Care
Clarendon
Shirlington Animal Hospital
Shirlington
Arlington Animal Hospital
Columbia Pike
Pet-Friendly Parks
Shirlington Dog Park
Off-leash OKOne of the largest off-leash dog parks in the D.C. area, stretching along Four Mile Run stream. Dogs can wade in the creek, run in the large open area, and explore wooded sections. A true community gathering spot for Arlington's dog owners.
2710 S Oakland St, Arlington, VA 22206
Potomac Heritage Trail
Leash requiredA rugged trail along the Potomac River from Theodore Roosevelt Island to the American Legion Bridge. Leashed dogs welcome on the rocky, wooded path with river views. More challenging than the adjacent Mount Vernon Trail and less crowded.
Various access points along the Potomac River, Arlington, VA
Mount Vernon Trail
Leash requiredAn 18-mile paved trail running along the Potomac from Theodore Roosevelt Island south to Mount Vernon. Leashed dogs welcome throughout. The trail passes through Gravelly Point (popular for plane watching), Old Town Alexandria, and scenic riverfront areas.
George Washington Memorial Pkwy, Arlington, VA
Benjamin Banneker Park Dog Area
Off-leash OKCommunity off-leash dog park in the Columbia Pike neighborhood with a fenced area and shade trees. Smaller than Shirlington but convenient for daily use by local residents. Separate areas for large and small dogs.
1701 N Van Buren St, Arlington, VA 22205
Local Pet Regulations
Dog Licensing
Arlington County requires all dogs over 4 months of age to be licensed. Licenses require proof of rabies vaccination and must be renewed annually. Fees vary based on spay/neuter status.
Leash Law
Arlington County requires dogs to be on a leash no longer than 6 feet in all public areas except designated off-leash parks. The county operates several community canine areas (CCAs) where dogs may be off-leash under voice control.
Pet Limit
Arlington limits households to 4 dogs and 4 cats (or a combination of 6 total). Additional animals require a permit. The county enforces this through its animal welfare division.
Waste Cleanup
Arlington County law requires immediate cleanup of pet waste in all public areas. The county provides bag dispensers throughout parks and trails. Fines for non-compliance can reach $100.
For nationwide regulations, see our United States pet care guide.
Best Neighborhoods for Pets
Clarendon
Urban village with a dense concentration of restaurants, bars, and shops along Wilson Boulevard. Many establishments have dog-friendly patios. The neighborhood's walkability and nightlife scene attract young professionals with dogs.
Shirlington Village
Pedestrian-friendly commercial area adjacent to the famous Shirlington Dog Park. Restaurants, a theater, and shops create a village atmosphere. The dog park's proximity makes it a natural gathering spot for the pet community.
Ballston
Urban neighborhood with the recently renovated Ballston Quarter mall, restaurants, and access to the W&OD Trail. Pet-friendly apartments and condos are common. Good veterinary and pet services access.
Crystal City / National Landing
Rapidly developing area near Amazon HQ2 and Reagan National Airport. The underground Crystal City shops connect to outdoor plazas. New pet-friendly residential buildings and proximity to the Mount Vernon Trail.