Facility Overview
The 455 Massachusetts Ave NW parking facility, operated by One Parking, is a premier, secure, and covered garage located within a Class A office building in the vibrant Mount Vernon Triangle neighborhood of Washington, DC. Offering a professional and clean environment, this underground garage provides peace of mind for visitors navigating the busy downtown core. Please be advised that the facility has a height restriction of 6 feet 2 inches. It is strictly for standard passenger vehicles; oversized SUVs, high-roof vans, or lifted trucks may not be accommodated. The garage features an attended environment, ensuring order and assistance.
Prime Location & Nearby Attractions
Situated in the heart of the city, this location serves as an ideal base for experiencing DC's top venues. Key destinations within walking distance include:
- Walter E. Washington Convention Center: Just a short stroll away, making this perfect for event delegates.
- Capital One Arena: Easily accessible for sports fans and concertgoers, though guests should anticipate 20-30 minutes of additional transit time during high-volume event nights.
- CityCenterDC: A hub for luxury shopping and dining.
- Michelin-recognized restaurants: Numerous culinary hotspots are situated in the immediate vicinity.
Access, Navigation & Transit Connectivity
To access the garage, drivers must enter at 440 I St NW, located on the south side of I Street NW between 4th and 5th Street NW. The entrance is the furthest to the west on the street. The facility is exceptionally well-connected via public transit, with the Gallery Place-Chinatown Metro Station providing easy access to the Green, Red, and Yellow lines. Its proximity to major thoroughfares ensures straightforward navigation for those traveling from across the DMV region.
Facility Amenities & Key Features
- Covered, indoor parking protection
- On-site, 24/7 manned security and professional staff
- Mobile pass entry (no printing required)
- Touchless access systems for convenience
- Keys-held policy for specific tandem parking spots
- Highly rated for cleanliness and safety
Ideal For
- Convention center attendees seeking proximity and reliability
- Capital One Arena ticket holders wanting a secure, covered spot
- Business professionals visiting or working in the Mount Vernon Triangle area
- Weekend explorers looking for a safe, central location for city dining and shopping
Visitor & Driver Tips
- Pre-booking is highly recommended to guarantee your spot, especially during high-demand event days at the nearby arena.
- Use the official entrance address (440 I St NW) in your GPS to avoid confusion.
- If you are assigned to a tandem space that blocks another vehicle, you will be required to leave your keys with the on-site attendant.
- Allow extra time for entry and exit during major events to account for peak traffic flow.
