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AC Hotel by Marriott Portsmouth

Property class: 3.5

Choose dates to view prices

Photo gallery for AC Hotel by Marriott Portsmouth

A modern building with large glass windows, a covered walkway, and a view of the cityscape at dusk.
A modern interior with a fireplace, dark furniture, and a patterned rug.
A modern interior with black leather chairs, a central fireplace, and shelves with plants and books.
A modern bar area with leather chairs, a bar counter, and pendant lighting.
A dining area with a view of a bridge and buildings.

Reviews

9.2 out of 10
Wonderful

Popular amenities

  • Pet friendly
  • Free WiFi
  • Air conditioning

Explore the area

View in a map
299 Vaughn Street, Portsmouth, NH, 03801
  • Place, Market Square
    ‪6 min walk‬
  • Place, The Music Hall
    ‪8 min walk‬
  • Place, Prescott Park
    ‪13 min walk‬
  • Airport, Portsmouth, NH (PSM-Portsmouth Intl.)
    ‪10 min drive‬

Room options

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

A modern hotel room with a large bed, a desk, a sofa, and a TV.

Room, 1 King Bed with Sofa bed

9.0 out of 10
Wonderful
(2 reviews)
  • 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

A modern hotel room with a large bed, a desk, a sofa, and a TV.

Room, 1 King Bed with Sofa bed, Hearing Accessible

  • 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

A modern hotel room with a large bed, a desk, a sofa, and a TV.

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

A modern hotel room with a large bed, a desk, a sofa, and a TV.

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

A hotel room with two beds, a desk, a chair, and a large window with curtains.

Room, 2 Queen Beds

10.0 out of 10
Exceptional
(1 review)
  • 1 bedroom
  • Sleeps 4
  • 2 Queen Beds
  • Free WiFi

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

A hotel room with two beds, a desk, a chair, and a large window with curtains.

Room, 2 Queen Beds, Hearing Accessible

  • 1 bedroom
  • Sleeps 4
  • 2 Queen Beds
  • Free WiFi

View all photos for Suite, 1 Bedroom

A modern living room with a flat-screen TV, dark leather sofas, a round coffee table, and a dining area with a bar stool.

Suite, 1 Bedroom

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

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

A modern living room with a flat-screen TV, a sofa, a chair, a small table, and a decorative wall piece.

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

A modern living room with a flat-screen TV, a sofa, a chair, a small table, and a decorative wall piece.

Suite, 1 King Bed with Sofa bed, Accessible Bathtub

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

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About the neighborhood

Portsmouth

Located in North End, AC Hotel by Marriott Portsmouth is a leisurely stroll from popular sights such as The Music Hall and Prescott Park. This 156-room, 3.5-star hotel has a restaurant, a 24-hour gym, and free in-room WiFi.

What's nearby

  • Market Square - 6 min walk - 0.4 miles
  • The Music Hall - 8 min walk - 0.5 miles
  • Portsmouth Harbor Trail - 8 min walk - 0.5 miles
  • Prescott Park - 13 min walk - 0.7 miles
  • Strawbery Banke Museum - 13 min walk - 0.7 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
  • ‪Barrio - ‬1 min walk
  • ‪The Works Bakery Cafe - ‬9 min walk
  • ‪Sheraton Portsmouth Harborside Hotel Club Lounge - ‬5 min walk

About this property

AC Hotel by Marriott Portsmouth

At AC Hotel by Marriott Portsmouth, guests have access to a 24-hour gym, free WiFi in public areas, and meeting rooms. Valet parking is available for USD 45 per night. The front desk is staffed 24 hours a day to help with dry cleaning/laundry and securing valuables. Additional amenities include free use of bicycles, express check-out, and laundry facilities.
Flat-screen TVs come with cable channels, and free WiFi keeps guests connected. Bathrooms offer hair dryers and free toiletries. Coffee makers, safes, and phones are also standard. Housekeeping is available on request.
Recreational amenities at the hotel include a 24-hour fitness center and complimentary bicycles.

The recreational activities listed below are available either on site or nearby; fees may apply.

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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

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
  • 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

  • This property welcomes pets for USD 100.00 per accommodation, per stay
  • Pet weight must not exceed 100 lbs per pet
  • Pets may not be left unsupervised
  • Restrictions apply
  • For more information, guests can reach out to the property at the number on the booking confirmation
  • Service animals exempt from fees

Property payment types

Important information

Fees

You'll be asked to pay these charges at the property:

  • Destination fee: USD 27.13 per accommodation, per night

These are all of the charges provided to us by the property.

Optional extras

These fees and deposits will be charged at check-in, check-out, or the time of service.

  • 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

This list may not be comprehensive. Fees and deposits might 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
  • Check-in: 4:00 PM—-anytime
  • Check-out: 11:00 AM
  • Minimum check-in age: 21
The front desk is open 24 hours a day, and checking out is easy with express services. Driving? This property offers valet parking (fees apply), along with a car charging station.

We should mention

Details about charges, deposits, or other important information:

  • This property is managed by a professional host. The provision of housing is linked to their trade, business, or profession.
  • Charges for extra guests may apply and vary depending on the property's policy.
  • A cash deposit, credit card, or debit card for incidental charges, as well as a government-issued photo ID, may be required at check-in.
  • Special requests are subject to availability at the time of check-in and can't be guaranteed. Certain requests may come with additional charges.
  • Guests must contact this property in advance to reserve onsite parking.
  • This property accepts credit cards. Cash is not accepted. 
  • Onsite safety features include a carbon monoxide detector, a fire extinguisher, a smoke detector, and a first aid kit.
  • Cashless payment methods are available for all transactions.

Additional information about polices, regulations, and more:

  • Registered guests are the only ones allowed in guestrooms.
  • No cribs or infant beds are available.
  • No rollaway or extra beds are available.
  • Parking has height restrictions.
  • This property welcomes guests of all sexual orientations and gender identities (LGBTQ+ friendly).

Property is also known as

Ac By Marriott Portsmouth
AC Hotel by Marriott Portsmouth Hotel
AC Hotel by Marriott Portsmouth Portsmouth
AC Hotel by Marriott Portsmouth Hotel Portsmouth

Frequently asked questions

Are free cancellation options available at AC Hotel by Marriott Portsmouth?

AC Hotel by Marriott Portsmouth provides free cancellation on some room rates. For specific requirements, take a look at the cancellation policy on our site.

How much does it cost to stay at AC Hotel by Marriott Portsmouth?

As of Sep 4, 2026, prices found for a 1-night stay for 2 adults at AC Hotel by Marriott Portsmouth on Sep 7, 2026 start from $238, including taxes and fees. This price is based on the lowest nightly price found in the last 24 hours for stays in the next 30 days. Prices are subject to change. Choose your dates for more accurate prices.

What is there to do within easy reach of AC Hotel by Marriott Portsmouth?

This hotel is situated in North End within a 10-minute walk of Market Square, The Music Hall, and Portsmouth Harbor Trail. You'll also find Seacoast Repertory Theatre and Prescott Park less than a mile away.

Is parking available on site at AC Hotel by Marriott Portsmouth?

Yes, secured valet parking is offered for USD 45 per night with in/out privileges. Though parking is available on request, an electric car charging station is also available.

Does AC Hotel by Marriott Portsmouth feature a casino?

No, AC Hotel by Marriott Portsmouth doesn't have a casino.

Is there an indoor pool at AC Hotel by Marriott Portsmouth?

No, there is no indoor pool at this hotel.

What amenities will couples enjoy at AC Hotel by Marriott Portsmouth?

Couples staying at this hotel will appreciate amenities like a restaurant plus some guestrooms include a harbor view and a rainfall showerhead.

Does AC Hotel by Marriott Portsmouth have a hot tub?

No, this hotel doesn't have a spa tub.

Does AC Hotel by Marriott Portsmouth have a restaurant that serves breakfast?

Yes, AC Hotel by Marriott Portsmouth serves buffet breakfast for a surcharge each morning at AC Kitchen.

Does AC Hotel by Marriott Portsmouth allow pets to stay for free?

Although they can't stay for free, pets are welcome at AC Hotel by Marriott Portsmouth for a fee of USD 100.00 per accommodation, per stay.

Does AC Hotel by Marriott Portsmouth have connecting rooms available?

No, this hotel doesn't feature connecting guestrooms.

Where is the closest airport to AC Hotel by Marriott Portsmouth?

The closest major airport to AC Hotel by Marriott Portsmouth is Portsmouth, NH (PSM-Portsmouth Intl.), which is 4.2 mi away (14 minutes by car). Another top airport is Sanford, ME (SFM-Sanford Seacoast Regional), which is located 28.8 mi away (34-minute drive).

Are there rooms with balconies that I can book at AC Hotel by Marriott Portsmouth?

No, you won't find guestrooms with balconies at AC Hotel by Marriott Portsmouth.

AC Hotel by Marriott Portsmouth Reviews

Reviews

9.2

Wonderful

Rating 10 - Excellent. 720 out of 1002 reviews
Rating 8 - Good. 162 out of 1002 reviews
Rating 6 - Okay. 60 out of 1002 reviews
Rating 4 - Poor. 36 out of 1002 reviews
Rating 2 - Terrible. 24 out of 1002 reviews

9.6/10

Cleanliness

9.4/10

Staff & service

9.0/10

Amenities

9.4/10

Property conditions & facilities

Reviews

Verified review

10/10 Excellent

Nancy

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
The breakfast was fresh and a good selection of food items. The bar had a daily drink special that was very good.
Stayed 3 nights in Jul 2026
Verified review

10/10 Excellent

carol

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
The Hotel was great. Loved the options for dining, breakfast and the downstairs bar/ gathering area - also the rooftop.
Stayed 1 night in Jun 2026
Verified review

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 review

10/10 Excellent

Thomas

Stayed 3 nights in May 2026
Verified review

10/10 Excellent

Ethan

Stayed 1 night in May 2026
Verified review

10/10 Excellent

Isabella

Stayed 1 night in May 2026
Verified review

10/10 Excellent

John

Stayed 1 night in May 2026
Verified review

10/10 Excellent

Curtis

Stayed 2 nights in May 2026
Verified review

10/10 Excellent

Eric

Stayed 1 night in May 2026
Verified review

10/10 Excellent

Yang

Stayed 1 night in May 2026
Verified review

10/10 Excellent

David

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Amazing Breakfast
Stayed 1 night in May 2026
Verified review

10/10 Excellent

Susan

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Great experience would stay again anytime in the area.
Stayed 1 night in May 2026
Verified review

10/10 Excellent

Kabongo

Stayed 1 night in Apr 2026
Verified review

8/10 Good

Shawn

Liked: Cleanliness, staff & service, property conditions & facilities
Very nice place Simpl bed wasn't perfect
Stayed 1 night in Apr 2026
Verified review

10/10 Excellent

Kyle

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Good location. Nice proximity to dining and shops. Staff was great.
Stayed 3 nights in Apr 2026
Verified review

10/10 Excellent

Stephen

Liked: Cleanliness, staff & service, amenities
Breakfast buffet was wonderful.
Stayed 1 night in Apr 2026
Verified review

8/10 Good

Kevin J

Liked: Cleanliness, staff & service, property conditions & facilities
Clean room , good location - close to restaurants & bridge to Kittery.
Stayed 2 nights in Apr 2026
Verified review

10/10 Excellent

Edmund

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Stayed 1 night in Apr 2026
Verified review

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 review

6/10 Okay

Rachel

Stayed 2 nights in Apr 2026
Verified review

10/10 Excellent

Michele

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Stayed 2 nights in Apr 2026
Verified review

10/10 Excellent

Marc

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Clean rooms and great staff
Stayed 1 night in Apr 2026
Verified review

10/10 Excellent

Michael

Liked: Cleanliness, staff & service, property conditions & facilities
Easy check in, terrific staff and lobby was very nice with a bar. Breakfast was amazing both days. Valet service made the parking situation convenient. Terrific location
Stayed 2 nights in Mar 2026
Verified review

10/10 Excellent

Michael

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Went to town for a show at 3S Artspace. Hotel was next door. Beautiful facility and very nice rooms. Unfortunately not really affordable in the summer time. Great for an off season trip.
Stayed 1 night in Mar 2026
Verified review

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