AC Hotel by Marriott National Harbor Washington, D.C. Area

Overview
156 Waterfront St., Oxon Hill, MD 20745 United States
Near MGM National Harbor Casino
Call to book 1-800-219-2797 by Res.ai
Group Sales: 1-800-906-2871
AI Insight

The cool features of AC Hotel by Marriott National Harbor Washington D.C. Area include a bar/lounge, gym, restaurant, complimentary WiFi, and an electric car charging station.

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Highlights
Vegetarian breakfast available
Free WiFi
Fitness facilities
Pets allowed
Select your room
4.0
12-Jul-2026
"Amazing Room and Views"

Great stay. Room and view were amazing.

(Individual traveler, booked 1 room)
Verified Review, stayed from Thu Jul 09 to Sun Jul 12 2026 at a $279.99 average nightly rate.
5.0
05-Oct-2025
"Staff were pleasant and cordial room clean and comfortable breakfast was very good"

Atmosphere was relaxing and comfortable.

(Individual traveler, booked 1 room)
Verified Review, stayed from Fri Oct 03 to Sat Oct 04 2025 at a $204.99 average nightly rate.
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Check-In 4:00 PM - anytime

Check-Out 11:00 AM

Year of Last Renovation: 2009

Floors: 8

Rooms: 190

Corridors: All Rooms Have Interior Hallways

Non Smoking Rooms: 190

Handicap Rooms: 7

Suites: 6

Room Windows: Windows Don't Open

Cleaning Frequency: Daily

Meeting Rooms: 2

Dist. to Food/Bars: 0.5 Mi

Dist. to Nearest Gym: On-site

Nightly Parking: $13

Total Taxes: 16.00%

Total Misc Fees: $0.00 USD

Cancellation: Guest room reservation may be cancelled 72 hours prior to the reserved date of arrival.

Check-In Instructions:

  • Extra-person charges may apply and vary depending on property policy
  • Government-issued photo identification and a credit card, debit card, or cash deposit may be required at check-in for incidental charges
  • Special requests are subject to availability upon check-in and may incur additional charges; special requests cannot be guaranteed
  • This property accepts credit cards; cash is not accepted
  • This property reserves the right to pre-authorize the guest's credit card prior to arrival.
  • Safety features at this property include a fire extinguisher
  • 24-hour business center
  • 24-hour front desk
  • ATM/banking
  • At least 80% of all lighting comes from LEDs
  • Banquet hall
  • Biodegradable/compostable stirrers
  • Breakfast available (surcharge)
  • Business center
  • Change of bed sheets (on request)
  • Check In: 4:00 PM - anytime
  • Check Out: 11:00 AM
  • Coffee/tea in common areas
  • Computer station
  • Conference space
  • Conference space size (feet) - 4000
  • Conference space size (meters) - 372
  • Coworking spaces
  • Distance from property (ft) - 49
  • Distance from property (meters) - 15
  • Double-glazing on all windows
  • Dry cleaning/laundry service
  • Elevator
  • Express check-out
  • Fireplace in lobby
  • Fitness facilities
  • Free WiFi
  • Garden
  • Gift shops or newsstand
  • Housekeeping on request
  • LGBTQIA+ friendly
  • Laundry facilities
  • Luggage storage
  • Maximum number of pets per room 1
  • No rollaway/extra beds available
  • No single-use plastic stirrers
  • Number of bars/lounges - 1
  • Number of meeting rooms - 5
  • Number of restaurants - 1
  • Outdoor furniture
  • Pet max weight (per pet) in kg is 23
  • Pet max weight (per pet) in lb is 50
  • Pets allowed
  • Professional property host/manager
  • Recycling
  • Safe-deposit box at front desk
  • Service animals are allowed
  • Service animals are exempt from fees/restrictions
  • Shared microwave
  • Smoke-free property
  • Snack bar/deli
  • Television in common areas
  • Terrace
  • Vegan menu options available
  • Vegetarian breakfast available
  • Vegetarian menu options available
  • Visual alarms in hallways
  • Water dispenser
  • Water-efficient showers only
  • Wheelchair accessible (may have limitations)
  • Wheelchair accessible path of travel
  • Wheelchair-accessible fitness center
  • Wheelchair-accessible meeting spaces/business center
  • Wheelchair-accessible on-site restaurant
  • Wheelchair-accessible path to elevator
  • Wheelchair-accessible registration desk

Essential workers only - NO

Catered to business and leisure travelers with 80+ hotels in North America and internationally including Brazil, Denmark, France, Italy, Portugal, Spain, and Turkey.

The AC Lounge has the perfect open floor plan to blend as a daytime working space and at night, the ideal hangout spot to enjoy delicious tapas plates, hand-crafted beers and specialty cocktails from locally trained bartenders. The AC Kitchen is the go-to breakfast spot for European dishes sure to delight any guest.

AC Hotels offers innovative room layouts for corporate programs, meeting and conference rooms, and facilities for weddings.

European-inspired guest rooms are smoke free and each have an open-concept design with essential amenities including free high-speed WiFi, spacious work stations, plush bedding, and modern furnishings. Business services, a 24-hour fitness center, and mobile check-in/check-out services are also available.

Earn and redeem Marriott Rewards for free hotel stays, airline mileage, and other great rewards. All Marriott Rewards members receive a dedicated 24/7 customer service line, complimentary wired and wireless internet service, and priority late check-out at no additional cost.

The AC Hotels highlights above are subject to change without notice.

Day 1

Breakfast Harbor Cafe - Start your day with a hearty breakfast at this cozy cafe located 0.3 miles from the hotel.
Lunch Fiorella Italian Kitchen - Indulge in authentic Italian cuisine for lunch at this nearby restaurant located 0.4 miles from the hotel.
Dinner Old Hickory Steakhouse - Enjoy a delicious steak dinner at this upscale restaurant located 0.2 miles from the hotel.
Activity National Harbor Waterfront - Spend the afternoon exploring the vibrant waterfront area with shops, restaurants, and beautiful views, just a short walk from the hotel.

Day 2

Breakfast The Harbor Grill - Enjoy a delicious breakfast with waterfront views at this casual grill located 0.3 miles from the hotel.
Lunch Public House National Harbor - Grab a quick and tasty lunch at this lively gastropub located 0.2 miles from the hotel.
Dinner Grace's Mandarin - Experience Asian fusion cuisine for dinner at this elegant restaurant located 0.5 miles from the hotel.
Activity Capital Wheel - Take a ride on the iconic Capital Wheel and enjoy breathtaking views of the Potomac River and Washington, D.C., just steps away from the hotel.

Day 3

Breakfast Potbelly Sandwich Shop - Start your day with a delicious breakfast sandwich at this popular sandwich shop located 0.2 miles from the hotel.
Lunch McCormick & Schmick's Seafood & Steaks - Enjoy fresh seafood and steaks for lunch at this renowned restaurant located 0.4 miles from the hotel.
Dinner Bond 45 - Delight in classic Italian dishes for dinner at this stylish restaurant located 0.3 miles from the hotel.
Activity MGM National Harbor - Try your luck at the casino, catch a live show, or dine at one of the many restaurants in this premier entertainment destination located 0.6 miles from the hotel.

FAQs about AC Hotel by Marriott National Harbor Washington, D.C. Area

What time is check in?

Check in time is 4:00 PM - anytime based on the hotel's local time. Early check in may be available if requested at the front desk on the day of check-in.

What time is check out?

Check out time is 11:00 AM based on the hotel's local time. Late check out may be available if requested at the front desk during your stay.

How many rooms does AC Hotel by Marriott National Harbor Washington, D.C. Area have?

There are 190 rooms in the property.

Is there any meeting space at AC Hotel by Marriott National Harbor Washington, D.C. Area?

Yes, they have 2 meeting rooms that can support various table layouts.

Is there a gym at AC Hotel by Marriott National Harbor Washington, D.C. Area?

Yes, there is a gym/fitness area available on-site at the property.

Is AC Hotel by Marriott National Harbor Washington, D.C. Area pet friendly?

Yes, pets are allowed. Service animals complying with ADA Title lll regulations are allowed.

Is there shuttle service at AC Hotel by Marriott National Harbor Washington, D.C. Area?

Nearest Airport - Ronald Reagan National Airport (8 miles)

Meeting Rooms and Banquet Rooms at AC Hotel by Marriott National Harbor Washington, D.C. Area

Below are the meeting, banquet, conference and event spaces at AC Hotel by Marriott National Harbor Washington, D.C. Area.

Feel free to use the AC Hotel by Marriott National Harbor Washington, D.C. Area meeting space capacities chart below to help in your event planning. Hotel Planner specializes in Oxon Hill event planning for sleeping rooms and meeting space for corporate events, weddings, parties, conventions, negotiated rates and trade shows.

Tactic
582 x 285 x 9 • 800 sqft.
Banquet
50/--
Banquet Space Layout
Classroom
25
Classroom Meeting Layout
U-Shape
15
U Shape Meeting Layout
Boardroom
19
Boardroom Meeting Space
Theater
60
Theater Layout
Room Details
Room Type:General Meeting Room
Floor Level:2
Natural Light?:Yes
Obstructions?No
Built In Screens?No
Built In Stage?No
Built In A/V?No
Strategic
800 x 700 x 9 • 1500 sqft.
Banquet
90/--
Banquet Space Layout
Classroom
50
Classroom Meeting Layout
U-Shape
32
U Shape Meeting Layout
Theater
120
Theater Layout
Room Details
Room Type:General Meeting Room
Floor Level:2
Natural Light?:Yes
Obstructions?No
Built In Screens?Yes
Built In Stage?No
National Harbor III
26 x 33 x 11 • 837 sqft.
Classroom
45
Classroom Meeting Layout
U-Shape
24
U Shape Meeting Layout
Theater
56
Theater Layout
Reception
18
Reception Desk for Meeting
Room Details
Room Type:General Meeting Room
Natural Light?:No
Obstructions?No
Built In Screens?No
Built In Stage?No
Built In A/V?No
National Harbor I
37 x 39 x 11 • 1472 sqft.
Classroom
72
Classroom Meeting Layout
U-Shape
36
U Shape Meeting Layout
Theater
93
Theater Layout
Reception
24
Reception Desk for Meeting
Room Details
Room Type:General Meeting Room
Natural Light?:No
Obstructions?No
Built In Screens?No
Built In Stage?No
Built In A/V?No
National Harbor II
30 x 47 x 11 • 1384 sqft.
Classroom
72
Classroom Meeting Layout
U-Shape
36
U Shape Meeting Layout
Theater
95
Theater Layout
Reception
36
Reception Desk for Meeting
Room Details
Room Type:General Meeting Room
Natural Light?:No
Obstructions?No
Built In Screens?No
Built In Stage?No
Built In A/V?No
Media Salon
20 x 14 x 11 • 280 sqft.
Reception
6
Reception Desk for Meeting
Room Details
Room Type:General Meeting Room
Natural Light?:No
Obstructions?No
Built In Screens?No
Built In Stage?No
Built In A/V?No
Terrace
0 x 0 x 0 • 750 sqft.
Reception
40
Reception Desk for Meeting
Room Details
Room Type:General Meeting Room
Natural Light?:No
Obstructions?No
Built In Screens?No
Built In Stage?No
Built In A/V?No
Meeting Salon
20 x 14 x 11 • 280 sqft.
Reception
6
Reception Desk for Meeting
Room Details
Room Type:General Meeting Room
Natural Light?:No
Obstructions?No
Built In Screens?No
Built In Stage?No
Built In A/V?No
Courtyard
0 x 0 x 0 • 3000 sqft.
Reception
120
Reception Desk for Meeting
Room Details
Room Type:General Meeting Room
Natural Light?:No
Obstructions?No
Built In Screens?No
Built In Stage?No
Built In A/V?No
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