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About Pennsylvania & Constitution Ave
Welcome to the Andrew W. Mellon Auditorium, a storied neoclassical venue perched at Pennsylvania & Constitution Ave in the heart of Washington, DC. With a seating capacity of approximately 650 and the ability to host standing or mixed-format events for up to about 1,000, this multipurpose space is renowned for galas, conferences, international talks, and presidential inaugurals. Whether you’re planning a formal gala or a high-profile conference, we’ve got you covered with reliable, no-fluff ticket guidance and hands-on local insight.
Below you’ll find practical details on seating, parking, transit options, and nearby hotel and dining recommendations to help you plan a seamless experience from start to finish.
Venue overview: The Mellon Auditorium is a historic neoclassical building currently hosting a range of events from formal galas to corporate conferences. It’s located at 1301 Constitution Ave NW, Washington, DC 20240, a short trip from major federal buildings and monuments. The space is known for its elegant architecture, versatile floor plan, and experienced event staff.
Seating and capacity: ~650 seated. For standing or mixed configurations, the venue can accommodate up to ~1,000 participants. When planning your event, we help you identify the right seating arrangement, stage setup, and flow to secure the best experience for your guests—without overspending.
Accessibility and transportation: The closest Metro station is Federal Triangle (about 0.5 miles away). If you’re driving, there are multiple parking options including street parking, valet services, and the Ronald Reagan Building garage located just behind the venue. For a smoother arrival, consider pre-arranging parking or using rideshare options for drop-off near the entrance.
Nearby hotels: The Mellon Auditorium is surrounded by premium lodging options ideal for out-of-town guests or conference attendees. Notable nearby choices include Waldorf Astoria DC, JW Marriott Washington DC, Willard InterContinental, and Hotel Washington. When you book, we can connect you with trusted hotel partners for group rates or convenient stay packages.
Nearby dining: After events or during a busy conference day, explore nearby dining options ranging from formal dining rooms to casual eateries. We’ll point you to partner recommendations where possible for reliable service and great value, so you can focus on your event and guests.
Notable past usage: The Mellon Auditorium has hosted esteemed galas, conferences, international talks, and presidential inaugurals, making it a premier choice for high-profile events in the capital region.
Booking tips: If you’re securing tickets or planning an event at this venue, think about transit timing, parking validation, and nearby lodging early. We’re here to help you find solid options, verify capacity needs, and secure seats or access without hassle.
Good to know
Seating, Parking & Venue Information
- Venue name: Andrew W. Mellon Auditorium
- Address: 1301 Constitution Ave NW, Washington, DC 20240
- Venue type: Historic neoclassical auditorium / multipurpose event space
- Seating capacity: ~650 seated; up to ~1,000 for standing/event mixes
- Parking: street parking, valet, and Ronald Reagan Building garage behind the venue
- Transit: closest Metro is Federal Triangle (about 0.5 miles)
- Nearby hotels: Waldorf Astoria DC, JW Marriott Washington DC, Willard InterContinental, Hotel Washington
- Notable events hosted: galas, conferences, international talks, and Presidential inaugurals
- Renamed/demolished: Open and active; formerly known as Departmental Auditorium