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AC Hotel by Marriott Portsmouth Downtown / Waterfront
View Map Reservations: 1-800-219-2797
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Check availability
- Access to gym on-site
- 156 sleeping rooms in hotel
- 5 floors in property
- 9 suites in property
- Check in: 15:00
- Check out: 15:00
- Hotel has a green policy
- Groups/Meetings rating of 7.3/10
- 5 meeting rooms in property
Standard prices by room type for the next 60 days
Room Types
Check Rates1 King Bed with Sofa Bed Accessible Tub 1 King Bed and 1 Double Sofa Bed Package Rate
Non-Smoking
Check Rates1 King Bed with Sofa Bed Harbor View 1 King Bed and 1 Double Sofa Bed Package Rate
Non-Smoking
Check Rates1 King Bed with Sofa Bed Hearing Accessible 1 King Bed and 1 Double Sofa Bed Package Rate
Non-Smoking
Check Rates1 King Sofa Bed Refrigerator 320sqft 29sqm Wireless Internet Complimentary Coffee Tea
Non-Smoking
Check Rates2 Queen S Refrigerator 540sqft 49sqm Wireless Internet Complimentary Coffee Tea
Non-Smoking
Check RatesAAA CAA Rate Membership Card Required 1 King Sofa Bed Refrigerator 320sqft 29sqm Wireless Internet C
Non-Smoking
Check RatesAAA CAA Rate Membership Card Required 2 Queen S Refrigerator 540sqft 49sqm Wireless Internet Complim
Non-Smoking
Check RatesAAA CAA Rate Membership Card Required Corner Suite 1 King Sofa Bed Refrigerator 399sqft 36sqm Living
Non-Smoking
Check RatesAAA CAA Rate Membership Card Required Harbor View 1 King Sofa Bed Refrigerator 320sqft 29sqm Wireles
Non-Smoking
Check RatesCorner Suite 1 King Sofa Bed Refrigerator 399sqft 36sqm Living Sitting Area Wireless
Non-Smoking
Check RatesEuropean Breakfast Fare Includes 1 King Sofa Bed Refrigerator 320sqft 29sqm Wireless Internet Compli
Non-Smoking
Check RatesEuropean Breakfast Fare Includes 2 Queen S Refrigerator 540sqft 49sqm Wireless Internet Complimentar
Non-Smoking
Check RatesEuropean Breakfast Fare Includes Harbor View 1 King Sofa Bed Refrigerator 320sqft 29sqm Wireless Int
Non-Smoking
Check RatesParking Package Includes Valet Parking 1 King Sofa Bed Refrigerator 320sqft 29sqm Wireless Internet
Non-Smoking
Check RatesParking Package Includes Valet Parking 2 Queen S Refrigerator 540sqft 49sqm Wireless Internet Compli
Non-Smoking
Check RatesParking Package Includes Valet Parking Harbor View 1 King Sofa Bed Refrigerator 320sqft 29sqm Wirele
Non-Smoking
Check RatesSenior Discount 1 King Sofa Bed Refrigerator 320sqft 29sqm Wireless Internet Complimentary Coffee Te
Non-Smoking
Check RatesSenior Discount 2 Queen S Refrigerator 540sqft 49sqm Wireless Internet Complimentary Coffee Tea
Non-Smoking
Check RatesSuite 1 King Bed with Sofa Bed Corner Accessible Tub 1 King Bed and 1 Double Sofa Bed
Non-Smoking
Local Attractions
Portsmouth NH is filled with numerous restaurants and bars, historical sites and modern art galleries. We are minutes from local beaches and an hour from the mountains for skiing and hiking.
Map & Attractions for AC Hotel by Marriott Portsmouth Downtown / Waterfront
Verified Reviews of AC Hotel by Marriott Portsmouth
Below are the verified reviews from guests that we have booked recently: "Pleasant Stay"
Overall Score4.0/ 5
A pleasant experience with very attentive staff.
Kenneth N. (Individual traveler, booked 1 room), from 
04-Dec-2023 Verified Review, stayed from Fri Dec 01 to Sun Dec 03 2023 at a $314.38 average nightly rate. 
"Very nice and clean hotel."
Overall Score5.0/ 5
The A/C Marriott in Portsmouth was very lovely. Nice and clean and close to everything the adorable town has to offer.
Greg P. (Individual traveler, booked 1 room), from
24-Oct-2023 Verified Review, stayed from Thu Oct 19 to Sun Oct 22 2023 at a $325.99 average nightly rate. "Nice Atmosphere! Good Place!"
Overall Score4.0/ 5
Good Place! Nice Atmosphere!
Patti M. (Individual traveler, booked 1 room), from
24-Jul-2023 Verified Review, stayed from Thu Jul 20 to Fri Jul 21 2023 at a $250.99 average nightly rate. "Superb Staff & Beautiful Rooms!"
Overall Score5.0/ 5
Hotel is newly redone and all is beautiful especially the baths. The staff is so welcoming and professional!
Eileen B. (Individual traveler, booked 1 room), from
20-Mar-2023 Verified Review, stayed from Wed Mar 15 to Thu Mar 16 2023 at a $177.65 average nightly rate. "Clean Hotel, Good Food, Good Bar"
Overall Score5.0/ 5
Great location. Clean hotel. Food was good. Comfortable small bar area with fireplace.
Teresa M. (Individual traveler, booked 1 room), from
21-Feb-2023 Verified Review, stayed from Fri Feb 17 to Sun Feb 19 2023 at a $161.99 average nightly rate. Property Description
The AC Hotel Portsmouth merges a modern, urban vibe with its seaside heritage. Guests can enjoy a European-inspired breakfast at the AC Kitchen, complimentary WiFi, fitness center, and over 8,000 square feet of dynamic meeting space topped by a Rooftop bar. Within walking distance, guests can explore the bustling waterfront and Market Square, the historic downtown area filled with restaurants, galleries, shops, and entertainment. Visit historic landmarks such as the Strawbery Banke Museum, enjoy an outdoor concert at Prescott Park, catch a live show at The Music Hall or plan a shopping adventure just over the Piscataqua River at the Kittery Shopping Outlets. Outdoor adventures such as kayaking, paddle boarding or boating tours to the Isles of Shoals are located moments from the hotel. Unfold a historic, enriching stay at one of New England's most charming seaside cities, centrally located just 1 hour north of Boston and 1 hour south of Portland, ME.
Green Sustainability
Yes Marriott Green Choice Program
Details / Other Expenses
| Check In: | 15:00 |
| Check Out: | 15:00 |
| Floors: | 5 |
| Rooms: | 156 |
| Corridors: | All Rooms Have Interior Hallways |
| Non Smoking Rooms: | 156 |
| Handicap Rooms: | 20 |
| Rooms with 1 Bed: | 124 |
| Rooms with 2 Beds: | 32 |
| Suites: | 9 |
| Room Windows: | Windows Do Open |
| Cleaning Frequency: | Daily |
| Meeting Rooms: | 5 View Spaces |
| Meeting Space: | 8300 sq. feet |
| Banquet Space: | Holds 298 people |
| Dist. to Food/Bars: | On-site |
| Dist. to 24hr Restaurant: | 2.0 Mi |
| Dist. to Nearest Gym: | On-site |
| FEMA Approved: | Yes |
| Pool Info: | no pool on site |
| Ownership: | Colwen Management |
Policies / Expenses
| Cancellation: 48 hours for individual guestrooms | |
| Nightly Parking: | 30 |
| Total Taxes: | 9.00% |
| Total Misc Fees: | $0.00 USD (mandatory resort fees/taxes) |
| Occupancy Tax: | 9.00% |
| Food and Beverage Tax: | 9.00% |
| Parking Fee: | 30.00 Per Night (Valet) |
| Food and Beverage Service Charge: | 20.00% |
| Audio Visual Service Charge: | 20.00% |
| Banquet Bartender Fees: | 75.00 Per Item |
| Chef Attendant Fees: | 125.00 Per Item |
| Avg. Continental Breakfast Cost: | 17.00 Per Person |
| Avg. Buffet Breakfast Cost: | 23.00 Per Person |
| Avg. Plated Lunch Cost: | 25.00 Per Person |
| Avg. Buffet Lunch Cost: | 28.00 Per Person |
| Avg. Boxed Lunch Cost: | 24.00 Per Person |
| Avg. Plated Dinner Cost: | 54.00 Per Person |
| Avg. Buffet Dinner Cost: | 57.00 Per Person |
| Morning Break Cost: | 13.00 Per Person |
| Afternoon Break Cost: | 11.00 Per Person |
| Banquet Soda: | 5.00 Per Person |
| Banquet Bottled Water: | 6.00 Per Person |
| Banquet Reception w Hors d'oeuvres: | 11.00 Per Person/Per Hour |
Amenities / Features
- Air conditioning
- Alarm clock
- ATM
- Central location
- Complimentary newspaper
- Conference facilities
- Credit card accepted: Mastercard/Visa
- Credit card accepted: American Express
- Credit card accepted: Discover
- Credit card accepted: Diners Club
- Credit card accepted: JCB
- Dinner available
- Electric Car Charging Station
- Electronic key card
- Elevator
- Express Check-Out
- Facilities for the disabled
- Fax available
- Fitness and health center
- Free local calls
- Handicap accessible
- Central heating
- Ice Maker
- Internet - wireless
- Free WiFi Internet
- Ironing facilities
- Laundry valet service
- Licensed bar
- Non-smoking rooms
- 24 hours opened
- Office or business center
- Private bathroom in room
- Refrigerator
- Restaurant
- Safe in rooms
- Self controlled heating/cooling system
- Shower
- Tea and coffee making facilities
- Telephone
- Telephone in all rooms
- Telephone - Free local calls
- Television
- TV - Free Cable
- TV Channel: HBO
- TV Channel: Weather Channel
- TV Channel: Discovery Channel
- TV room
- Valet Parking
- Voicemail
Pet Friendly?
Service animals complying with ADA Title lll regulations are allowed.
Sorry, pets are not allowed.Parking Info
Valet Parking $30 over night. Public Parking - Foundry Place Garage .75 per hour.
Internet / WiFI
Complimentary Wi-Fi throughout hotel.
About AC Hotels
- 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.
Suggested AI Generated Itinerary
- Breakfast: Colby's Breakfast & Lunch - Start your day with a hearty breakfast at this cozy diner. Located 0.3 miles from the hotel.
- Lunch: The Friendly Toast - Indulge in creative comfort food and delicious milkshakes. Located 0.7 miles from the hotel.
- Dinner: The Black Trumpet Bistro - Enjoy a fine dining experience with a Mediterranean-inspired menu. Located 0.5 miles from the hotel.
- Activity: Strawbery Banke Museum - Explore the living history museum showcasing 400 years of American history. Located 0.4 miles from the hotel.
- Breakfast: Popovers on the Square - Enjoy freshly baked pastries and breakfast classics in a charming setting. Located 0.2 miles from the hotel.
- Lunch: The Portsmouth Brewery - Savor craft beers and delicious pub fare at this local brewery. Located 0.3 miles from the hotel.
- Dinner: Moxy - Experience modern American cuisine with a twist in a vibrant atmosphere. Located 0.6 miles from the hotel.
- Activity: Isles of Shoals Steamship Company - Embark on a scenic cruise to the beautiful Isles of Shoals. Located 0.5 miles from the hotel.
- Breakfast: Café Espresso - Start your day with a cup of coffee and a freshly baked pastry at this cozy café. Located 0.3 miles from the hotel.
- Lunch: The District - Enjoy a variety of gourmet sandwiches and salads at this trendy eatery. Located 0.6 miles from the hotel.
- Dinner: Ristorante Massimo - Delight in authentic Italian cuisine in an elegant setting. Located 0.4 miles from the hotel.
- Activity: Prescott Park - Explore the beautiful waterfront park with gardens, live performances, and scenic views. Located 0.7 miles from the hotel.
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Previously known as:
AC by Marriott Portsmouth, AC Hotel by Marriott Portsmouth
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Meeting Rooms and Banquet Rooms at AC Hotel by Marriott Portsmouth Downtown / Waterfront
Below are the meeting, banquet, conference and event spaces at AC Hotel by Marriott Portsmouth Downtown / Waterfront.
Feel free to use the AC Hotel by Marriott Portsmouth Downtown / Waterfront meeting space capacities chart below to help in your event planning. Hotel Planner specializes in Portsmouth event planning for sleeping rooms and meeting space for corporate events, weddings, parties, conventions, negotiated rates and trade shows.
| Meeting Room Name | L x W x H (Feet) | Size (sqft.) | Banquet 5'/6'  | Crescent | Classroom | Hollow Square  | U-Shape | Boardroom | Convention 8'/10'  | Theater | Reception | Regist. Desk  |
| Marea | 55 x 26 x 10 | 1485 | --/-- | -- | -- | -- | -- | -- | --/-- | -- | -- | -- |
Close This MareaRoom Type: General Meeting Room Total Size: 1485 Sq. Mi Dimensions: 55 x 26 x 10 Ft. Floor Level: 1 Power Outlets: 12 Columns: 0 Windows: 6 Natural Light?: Yes Obstructions? No Built In Screens? No Built In Stage? No Built In A/V? No Amenities Available
| ||||||||||||
| Raynes | 19 x 15 x 10 | 285 | --/-- | -- | -- | -- | -- | 12 | --/-- | -- | -- | -- |
Close This RaynesRoom Type: Boardroom Total Size: 285 Sq. Mi Dimensions: 19 x 15 x 10 Ft. Floor Level: 1 Power Outlets: 10 Columns: 0 Windows: 0 Natural Light?: No Obstructions? No Built In Screens? Yes Built In Stage? No Built In A/V? Yes Amenities Available
| ||||||||||||
| The Envio | 86 x 51 x 12 | 4386 | --/-- | -- | -- | -- | -- | -- | --/-- | -- | -- | -- |
Close This The EnvioRoom Type: General Meeting Room Total Size: 4386 Sq. Mi Dimensions: 86 x 51 x 12 Ft. Floor Level: 3 Power Outlets: 15 Columns: 0 Windows: 6 Natural Light?: Yes Obstructions? No Built In Screens? No Built In Stage? No Built In A/V? Yes Amenities Available
| ||||||||||||
| Media Salon A | 11 x 9 x 10 | 99 | --/-- | -- | -- | -- | -- | -- | --/-- | -- | -- | -- |
Close This Media Salon ARoom Type: Boardroom Total Size: 99 Sq. Mi Dimensions: 11 x 9 x 10 Ft. Floor Level: 1 Power Outlets: 4 Natural Light?: No Obstructions? No Built In Screens? No Built In Stage? No Built In A/V? Yes Amenities Available
| ||||||||||||
| Media Salon B | 11 x 9 x 10 | 99 | --/-- | -- | -- | -- | -- | -- | --/-- | -- | -- | -- |
Close This Media Salon BRoom Type: Boardroom Total Size: 99 Sq. Mi Dimensions: 11 x 9 x 10 Ft. Floor Level: 1 Power Outlets: 4 Columns: 0 Natural Light?: No Obstructions? No Built In Screens? No Built In Stage? No Built In A/V? Yes Amenities Available
| ||||||||||||
Planning an Event? Portsmouth Hotel RFP Request for Proposal | Find Meeting Space | Meeting Space Calculator
FAQs about AC Hotel by Marriott Portsmouth
What time is check in?
Check in time is 15:00 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 15:00 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 Portsmouth have?
There are 156 sleeping rooms in the hotel.
Is there any meeting space at AC Hotel by Marriott Portsmouth?
Yes, they have 5 meeting rooms that can support various table layouts.
What parking is available at AC Hotel by Marriott Portsmouth?
Valet Parking $30 over night. Public Parking - Foundry Place Garage .75 per hour.
How much does internet cost?
Complimentary Wi-Fi throughout hotel.
Can I get a AAA rate at AC Hotel by Marriott Portsmouth?
Yes, they have stay dates that support AAA hotel discounts. Example room type: AAA CAA Rate Membership Card Required 1 King Sofa Bed Refrigerator 320sqft 29sqm Wireless Internet C
Can I get a Senior or AARP rate at AC Hotel by Marriott Portsmouth?
Yes, they have stay dates that support Senior hotel discounts. Example room type: Senior Discount 1 King Sofa Bed Refrigerator 320sqft 29sqm Wireless Internet Complimentary Coffee Te
Is there a gym at AC Hotel by Marriott Portsmouth?
Yes, there is a gym/fitness area available on-site at the property.
Testimonials:
"I would definately use your service again. It saved me sooooo much time. It was greaat to fill in what where and when and getting the information back so quickly. Thank you for your great service." S.B. - Atlanta, GA
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