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AC Hotel by Marriott Portsmouth

3.5 star property
Travelers energize with an early morning workout at the 24-hour gym before heading out to explore Portsmouth's music venues and local culinary scene

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Photo gallery for AC Hotel by Marriott Portsmouth

Restaurant - AC Hotel by Marriott Portsmouth (Portsmouth)
Restaurant - AC Hotel by Marriott Portsmouth (Portsmouth)
2 bars/lounges, lobby lounge, rooftop bar - AC Hotel by Marriott Portsmouth (Portsmouth)
Lobby - AC Hotel by Marriott Portsmouth (Portsmouth)
Lobby - AC Hotel by Marriott Portsmouth (Portsmouth)
AC Hotel by Marriott Portsmouth offers a convenient downtown location for experiencing the city. Guests enjoy meals at the on-site AC Kitchen restaurant while appreciating practical amenities like dry cleaning and laundry services that make extended stays comfortable.

Reviews

9.2 out of 10
Wonderful

Popular amenities

  • Pet friendly
  • Free WiFi
  • Air conditioning

Room options

Available filters for rooms
Showing 9 of 9 rooms

View all photos for Room, 1 King Bed with Sofa bed

Hypo-allergenic bedding, in-room safe, desk, laptop workspace

Room, 1 King Bed with Sofa bed

  • 1 bedroom
  • Sleeps 4
  • 1 King Bed and 1 Double Sofa Bed
  • Free WiFi

View all photos for Room, 1 King Bed with Sofa bed, Hearing Accessible

Hypo-allergenic bedding, in-room safe, desk, laptop workspace

Room, 1 King Bed with Sofa bed, Hearing Accessible

10.0 out of 10
Exceptional
(1 review)
  • 1 bedroom
  • Sleeps 4
  • 1 King Bed and 1 Double Sofa Bed
  • Free WiFi

View all photos for Room, 1 King Bed with Sofa bed, Accessible Bathtub

Hypo-allergenic bedding, in-room safe, desk, laptop workspace

Room, 1 King Bed with Sofa bed, Accessible Bathtub

  • 1 bedroom
  • Sleeps 4
  • 1 King Bed and 1 Double Sofa Bed
  • Free WiFi

View all photos for Room, 1 King Bed with Sofa bed, Roll-in Shower

Hypo-allergenic bedding, in-room safe, desk, laptop workspace

Room, 1 King Bed with Sofa bed, Roll-in Shower

  • 1 bedroom
  • Sleeps 4
  • 1 King Bed and 1 Double Sofa Bed
  • Free WiFi

View all photos for Room, 2 Queen Beds

Hypo-allergenic bedding, in-room safe, desk, laptop workspace

Room, 2 Queen Beds

10.0 out of 10
Exceptional
(1 review)
  • 1 bedroom
  • Sleeps 5
  • 2 Queen Beds
  • Free WiFi

View all photos for Room, 2 Queen Beds, Hearing Accessible

Hypo-allergenic bedding, in-room safe, desk, laptop workspace

Room, 2 Queen Beds, Hearing Accessible

  • 1 bedroom
  • Sleeps 5
  • 2 Queen Beds
  • Free WiFi

View all photos for Suite, 1 Bedroom

Flat-screen TV

Suite, 1 Bedroom

  • 1 bedroom
  • Sleeps 3
  • 1 King Bed
  • Free WiFi

View all photos for Suite, 1 King Bed with Sofa bed

Flat-screen TV

Suite, 1 King Bed with Sofa bed

  • 1 bedroom
  • Sleeps 4
  • 1 King Bed and 1 Double Sofa Bed
  • Free WiFi

View all photos for Suite, 1 King Bed with Sofa bed, Accessible Bathtub

Flat-screen TV

Suite, 1 King Bed with Sofa bed, Accessible Bathtub

  • 1 bedroom
  • Sleeps 4
  • 1 King Bed and 1 Double Sofa Bed
  • Free WiFi

About the neighborhood

Located in Portsmouth, AC Hotel by Marriott Portsmouth is in the city center. The area's natural beauty can be seen at Prescott Park and Wallis Sands State Beach, while The Music Hall and Water Country are popular area attractions. Kittery Premium Outlets and Fort Constitution Historical Site are two other places to visit that come recommended. Take an opportunity to explore the area for outdoor excitement like hiking/biking trails. Visit our Portsmouth travel guide
Map
299 Vaughn Street, Portsmouth, NH, 03801

What's nearby

  • Portsmouth_MarketSquare_6333271_4
    Market Square
    6 min walk - 0.4 miles
  • Portsmouth_MusicHall_6079655_05
    The Music Hall
    8 min walk - 0.5 miles
  • Prescott Park
    Prescott Park
    13 min walk - 0.7 miles
  • Portsmouth_StrawberyBankeMuseum_6079663_03
    Strawbery Banke Museum
    13 min walk - 0.7 miles
  • Portsmouth Harbor Trail
    8 min walk - 0.5 miles

Getting around

  • Dover Transportation Center
    20 min drive
  • Manchester-Boston Regional Airport (MHT)
    55 min drive

Restaurants

  • Thirsty Moose Tap House
    8 min walk
  • The Wilder
    7 min walk
  • The Works Bakery Cafe
    9 min walk
  • Barrio
    1 min walk
  • Row 34
    5 min walk

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  • Pet friendly
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Property amenities

Internet

  • Available in all rooms: Free WiFi
  • Available in some public areas: Free WiFi

Parking and transportation

  • Electric car charging station on site
  • Height restrictions apply for onsite parking
  • Onsite parking available only on request
  • Secured, covered valet parking on site (USD 45 per night; includes in/out privileges)
  • Onsite parking includes off-street options

Food and drink

  • Buffet breakfast available for a fee 6:00 AM to 10:30 AM on weekdays and 7:00 AM to 11:00 AM on weekends; USD 22 to 22 for adults and USD 12 to 12 for children
  • 2 bars/lounges
  • A restaurant

Restaurants on site

  • AC Kitchen
  • AC Lounge
  • Rooftop at the Envio

Things to do

  • 24-hour gym
  • Free bicycle rentals

Family friendly

  • Laundry facilities
  • Mini-fridge

Conveniences

  • 24-hour front desk
  • Gift shop/newsstand
  • Laundry facilities
  • Newspapers in lobby
  • Safe at front desk

Guest services

  • Change of bedsheets (on request)
  • Change of towels on request
  • Dry cleaning/laundry service
  • Housekeeping (daily)

Business services

  • 10 meeting rooms

Outdoors

  • Vegetable garden

Accessibility

  • If you have requests for specific accessibility needs, please contact the property using the information on the reservation confirmation received after booking.
  • Assistive listening devices
  • Assistive listening devices in meeting rooms
  • Braille/raised signage
  • Elevator (42 inch wide door)
  • Handrails in stairways (36 inches high)
  • Height-adjustable showerhead
  • Lever door handles
  • Stair-free path to entrance
  • Valet for wheelchair-equipped vehicles
  • Visual fire alarm
  • Well-lit path to entrance
  • Wheelchair accessible (may have limitations)
  • Wheelchair-accessible gym
  • Wheelchair-accessible lounge
  • Wheelchair-accessible path of travel
  • Wheelchair-accessible path to elevator
  • Wheelchair-accessible public washroom
  • Wheelchair-accessible registration desk (34 inches high)
  • Wheelchair-accessible restaurant
  • Wheelchairs on site

More

  • 5 floors
  • Banquet hall
  • Built in 2019
  • Double-glazed windows
  • No plastic coffee stirrers
  • No plastic drinking straws
  • Rooftop garden
  • Smoking not allowed
  • Some LED lighting used
  • Vegan dining options
  • Vegetarian breakfast available
  • Vegetarian dining options
  • Waste recycling policy

Room amenities

Bedroom

  • Bedsheets provided
  • Blackout drapes
  • Hypo-allergenic bedding

Bathroom

  • Free toiletries
  • Hair dryer
  • Shampoo
  • Soap
  • Toilet paper
  • Toothbrush and toothpaste (on request)
  • Towels provided

Entertainment

  • Flat-screen TV with premium cable channels

Food and drink

  • Coffee/tea maker
  • Free bottled water
  • Mini-fridge

More

  • Air conditioning (climate-controlled)
  • Desk
  • Desk chair
  • Energy-saving switches used
  • Iron/ironing board
  • Laptop workspace
  • LED lighting
  • Phone
  • Recycling
  • Safe
  • Water-efficient showers
  • Window screens

Policies

Check-in

Check-in start time: 4:00 PM; Check-in end time: anytime
Minimum check-in age: 21

Check-out

Check-out before 11:00 AM
Contactless check-out available
Express check-out available

Special check-in instructions

Front desk staff will greet guests on arrival at the property
Information provided by the property may be translated using automated translation tools

Access methods

Staffed front desk

Pets

Pets allowed for an extra charge of USD 100.00 per accommodation, per stay
Service animals are welcome, and are exempt from fees
Up to 100 lbs per pet
Pets cannot be left unattended
Restrictions apply; for more information contact the property at the number on the booking confirmation

Children and extra beds

Children are welcome
Rollaway/extra beds are not available
Cribs (infant beds) are not available

Property payment types

Important information

Fees

You'll be asked to pay the following charges at the property. Fees may include applicable taxes:

  • Destination fee: USD 27.13 per accommodation, per night

We have included all charges provided to us by the property.

Optional extras

  • Fee for buffet breakfast: approximately USD 22 to 22 for adults, and USD 12 to 12 for children
  • Covered valet parking fee: USD 45 per night (in/out privileges)
  • Pet fee: USD 100.00 per accommodation, per stay
  • Service animals are exempt from fees

The above list may not be comprehensive. Fees and deposits may not include tax and are subject to change.

You need to know

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
Guests must contact this property in advance to reserve onsite parking
This property accepts credit cards; cash is not accepted
Cashless transactions are available
Safety features at this property include a carbon monoxide detector, a fire extinguisher, a smoke detector, and a first aid kit
This property affirms that it follows the cleaning and disinfection practices of Commitment to Clean (Marriott)

We should mention

Only registered guests are allowed in the guestrooms
Parking height restrictions apply
This property welcomes guests of all sexual orientations and gender identities (LGBTQ+ friendly)

Frequently asked questions

Is AC Hotel by Marriott Portsmouth pet-friendly?

Yes, AC Hotel by Marriott Portsmouth allows pets with a maximum weight of up to 100 lbs per pet. There's a fee of USD 100.00 per accommodation, per stay. Service animals are exempt from fees. Some restrictions may apply, so please contact the property for more details.

How much is parking?

Valet parking is available for USD 45 per night.

What time is check-in at AC Hotel by Marriott Portsmouth?

Check-in start time: 4:00 PM; Check-in end time: anytime.

What time is check-out at AC Hotel by Marriott Portsmouth?

Check-out is at 11:00 AM.

Where is AC Hotel by Marriott Portsmouth located?

Located in North End, this hotel is within a 15-minute walk of The Music Hall and Prescott Park. Kittery Premium Outlets and Fort Constitution Historical Site are also within 6 mi (10 km).

Can I cancel my reservation for free and receive a full refund?

Yes, this property offers free cancellation on select room rates, because flexibility matters! Please refer to the property cancellation policy on our site for more details about any exclusions or requirements.

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Reviews

AC Hotel by Marriott Portsmouth Reviews

9.2

Wonderful

9.6

Cleanliness

9.0

Amenities

9.4

Staff & service

9.6

Property conditions & facilities
Rating 10 - Excellent. 725 out of 1003 reviews
Rating 8 - Good. 163 out of 1003 reviews
Rating 6 - Okay. 57 out of 1003 reviews
Rating 4 - Poor. 37 out of 1003 reviews
Rating 2 - Terrible. 21 out of 1003 reviews

Reviews

Verified

10/10 Excellent

Myhanh

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
The room is spacious and clean with comfortable pillows. The rooftop bar and restaurant is lovely and a plus. The staff from the reception to the rooftop bar/restaurant were helpful and friendly with great service. We will definitely stay here again and recommend to others.
Stayed 1 night in Jun 2026
Verified

10/10 Excellent

Lisa

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Excellent location-walking distance to downtown. Spacious rooms, very friendly and accommodating staff. Definitely will stay here again.
Stayed 2 nights in Apr 2026
Verified

10/10 Excellent

Sarah

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Great, spacious room, staff were very friendly and helpful, rooftop bar was great. Beds were not very comfortable, but everything else was so good that I can't bring myself to remove a star for that. :)
Stayed 2 nights in May 2026
Verified

10/10 Excellent

Janet

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Very clean property. Friendly and helpful staff. Breakfast buffet was reasonably priced, good quality, and plentiful. Quiet room. Would stay again!
Stayed 2 nights in Apr 2026
Verified

10/10 Excellent

Danielle

Liked: Cleanliness, amenities, property conditions & facilities
Our room was spotless , staff we're very nice.
Stayed 1 night in Feb 2026
Verified

10/10 Excellent

Richard

Liked: Cleanliness, staff & service, amenities
Staff friendliness and general cleanliness stood out.
Stayed 3 nights in Feb 2026
Verified

10/10 Excellent

Michael

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Clean room. Good location. Easy check in and out. Complimentary drink
Stayed 1 night in Apr 2026
Verified

10/10 Excellent

Danielle

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Easy to get to. Great staff
Stayed 2 nights in Nov 2025
Verified

10/10 Excellent

Jane

Liked: Cleanliness, staff & service, amenities
Spotless room and very courteous and helpful staff
Stayed 1 night in Jan 2026
Verified

10/10 Excellent

Jean

Liked: Cleanliness, amenities, property conditions & facilities
Staff were friendly and helpful. Hotel was clean and welcoming
Stayed 1 night in Dec 2025
Verified

10/10 Excellent

Austin

Liked: Cleanliness, property conditions & facilities
Such a great experience. Staff was friendly and the room was excellent.
Stayed 1 night in Feb 2026
Verified

10/10 Excellent

Bradford

Liked: Cleanliness, staff & service, amenities
Room was perfect
Stayed 1 night in Feb 2026
Verified

10/10 Excellent

Anthony

Liked: Amenities, property conditions & facilities
Staff at the Front Desk were friendly and organized making check-in smooth. My room was larger than expected and extremely clean.
Stayed 1 night in Feb 2026
Verified

10/10 Excellent

Pam

Liked: Cleanliness, amenities, property conditions & facilities
Great place to stay! Hotel was very clean and beautifully decorated. Staff was awesome especially Kaylie at the front desk, so kind and helpful. Also enjoyed chatting with the girl bartender at the rooftop restaurant. Will definitely be returning in the future!
Stayed 1 night in Feb 2026
Verified

10/10 Excellent

Karin

Liked: Cleanliness, staff & service, property conditions & facilities, room comfort
Beautiful hotel in walking distance to everything. Love the rooftop bar and the gym.
Stayed 1 night in Dec 2025
Verified

10/10 Excellent

Inga

Liked: Cleanliness, amenities, property conditions & facilities
The room was amazing..corner suite spacious and comfortable. Very clean
Stayed 2 nights in Feb 2026
Verified

10/10 Excellent

Fritz

Liked: Cleanliness, staff & service, amenities
The room was clean. Very accommodating staff. Lobby vibe was first-rate. Great lounge area with fireplace and the rooftop restaurant was very exceptional.
Stayed 1 night in Feb 2026
Verified

8/10 Good

Chihiro

Liked: Cleanliness, amenities, property conditions & facilities
Very clean, modern and beautiful.
Stayed 1 night in Feb 2026
Verified

10/10 Excellent

Dena

Liked: Cleanliness, amenities, property conditions & facilities
Excellent stay! The staff was outstanding, great service and very friendly! The rooms are very clean, nice shower and comfortable bedding. The rooftop bar was decorated beautifully for the winter season! Definitely recommend 👏
Stayed 1 night in Jan 2026
Verified

10/10 Excellent

Kristina

Liked: Cleanliness, amenities
Room was great and location awesome! We walked to Congress street - optional street pay meter parking and valet offered. The food and drinks at this Marriott were delicious! We had apps…NE clam chowder and the roasted cauliflower. INCREDIBLE. The cocktail of the day was raspberry Lemon drop - superb!
Stayed 1 night in Feb 2026
Verified

10/10 Excellent

Marya

Liked: Cleanliness, staff & service, amenities
Absolutely exceptional customer service across the board. This should be your first choice hotel in Portsmouth.
Stayed 1 night in Jan 2026
Verified

10/10 Excellent

Kim

Liked: Cleanliness, staff & service, amenities
The staff was very friendly and helpful.
Stayed 1 night in Dec 2025
Verified

10/10 Excellent

Debby

Very nice rooms, great staff who went out of their way to make our ‘girls weekend’ memorable.
Stayed 3 nights in Oct 2025
Verified

10/10 Excellent

PATRICK

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
nice clean hotel, comfortable room, good location
Stayed 1 night in Sep 2025
Verified

10/10 Excellent

DANA RENEE

Liked: Cleanliness, amenities, property conditions & facilities
Everyone was friendly. The breakfast was amazing and Alyana is top notch! The perks make you feel special too…free specialty cocktails each evening, 1/2 off an appetizer, $25 meal credit. The valet service is really convenient too! All around great place to stay! Will be back!
Short ribs at Envio
Complimentary espresso martini
Beautiful rooftop bar
Delicious breakfast
Stayed 5 nights in Jan 2026