See all properties

AC Hotel by Marriott Portsmouth

3.5 star property

Choose dates to view prices

Photo gallery for AC Hotel by Marriott Portsmouth

Restaurant
Restaurant
View from property
Lobby
Meeting facility

Reviews

9.2 out of 10
Wonderful

Popular amenities

  • Bar
  • Housekeeping
  • Gym
  • Breakfast available
$174
$160 nightly
$174 total
Total with taxes and fees
Dec 21 - Dec 22

Explore the area

View in a map
299 Vaughn Street, Portsmouth, NH, 03801
  • Place, Market Square
    ‪5 min walk‬
  • Place, The Music Hall
    ‪8 min walk‬
  • Place, Strawbery Banke Museum
    ‪11 min walk‬
  • Airport, Portsmouth, NH (PSM-Portsmouth Intl.)
    ‪8 min drive‬

Room options

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

9.4 out of 10
Exceptional
(45 reviews)
  • 350 sq ft
  • Sleeps 4
  • 1 King Bed and 1 Double Sofa Bed

View all photos for Room, 2 Queen Beds

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

Room, 2 Queen Beds

9.6 out of 10
Exceptional
(14 reviews)
  • 350 sq ft
  • Sleeps 4
  • 2 Queen Beds

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

Room, 1 King Bed with Sofa bed, Harbor View | View from room

Room, 1 King Bed with Sofa bed, Harbor View

9.0 out of 10
Wonderful
(16 reviews)
  • 350 sq ft
  • Harbor view
  • Sleeps 4
  • 1 King Bed and 1 Double Sofa Bed

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

Suite, 1 King Bed with Sofa bed | Hypo-allergenic bedding, in-room safe, desk, laptop workspace

Suite, 1 King Bed with Sofa bed

  • 450 sq ft
  • 1 bedroom
  • Sleeps 4
  • 1 King Bed and 1 Double Sofa Bed

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

Flat-screen TV

Suite, 1 King Bed with Sofa bed, Corner

9.0 out of 10
Wonderful
(2 reviews)
  • 398 sq ft
  • 1 bedroom
  • Water view
  • Sleeps 4
  • 1 King Bed and 1 Double Sofa Bed

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)

10.0 out of 10
Exceptional
(2 reviews)
  • 355 sq ft
  • Sleeps 4
  • 2 Queen Beds

View all photos for Room, 2 Queen Beds (Mobility Accessible, Roll-in Shower)

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

Room, 2 Queen Beds (Mobility Accessible, Roll-in Shower)

  • 355 sq ft
  • Sleeps 4
  • 2 Queen Beds

View all photos for Suite, 1 King Bed with Sofa bed, Accessible, Corner (Mobility Accessible, Tub)

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

Suite, 1 King Bed with Sofa bed, Accessible, Corner (Mobility Accessible, Tub)

10.0 out of 10
Exceptional
(1 review)
  • 452 sq ft
  • 1 bedroom
  • Sleeps 4
  • 1 King Bed and 1 Double Sofa Bed

View all photos for Room, 1 King Bed with Sofa bed (Mobility Accessible, Tub)

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

Room, 1 King Bed with Sofa bed (Mobility Accessible, Tub)

10.0 out of 10
Exceptional
(1 review)
  • 355 sq ft
  • Sleeps 4
  • 1 King Bed and 1 Double Sofa Bed

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)

9.0 out of 10
Wonderful
(2 reviews)
  • 355 sq ft
  • Sleeps 4
  • 1 King Bed and 1 Double Sofa Bed

Room, 1 King Bed with Sofa bed (Mobility Accessible, Roll-In Shower)

  • Sleeps 4
  • 1 King Bed and 1 Double Sofa Bed

Similar properties

Reception
Hampton Inn & Suites Portsmouth Downtown
  • Pool
  • Breakfast included
  • Pet friendly
  • Free WiFi
4.8 out of 5, Exceptional, 1,103 reviews
$116 nightly
The price is $126
Jan 11 - Jan 12, 2026
Total with taxes and fees
Hampton Inn & Suites Portsmouth Downtown

About the neighborhood

Portsmouth

With a stay at AC Hotel by Marriott Portsmouth, you'll be centrally located in Portsmouth, a 8-minute walk from The Music Hall and 13 minutes by foot from Prescott Park. .This hotel is 3.4 mi (5.5 km) from Kittery Premium Outlets and 3.5 mi (5.6 km) from Fort Constitution Historical Site.

What's nearby

  • Market Square - 5 min walk - 0.3 miles
  • The Music Hall - 8 min walk - 0.5 miles
  • Seacoast Repertory Theatre - 10 min walk - 0.6 miles
  • Prescott Park - 11 min walk - 0.6 miles
  • Strawbery Banke Museum - 11 min walk - 0.6 miles

Getting around

  • Dover Transportation Center - 18 min drive
  • Manchester-Boston Regional Airport (MHT) - 55 min drive

Restaurants

  • ‪Sheraton Portsmouth Harborside Hotel Club Lounge - ‬5 min walk
  • ‪Barrio - ‬1 min walk
  • ‪The Wilder - ‬6 min walk
  • ‪The Oar House - ‬8 min walk
  • ‪Gilley's PM Lunch - ‬7 min walk

About this property

AC Hotel by Marriott Portsmouth

Hotel with bars, 8-minute walk to The Music Hall
AC Hotel by Marriott Portsmouth offers 156 accommodations with safes and complimentary bottled water. Flat-screen televisions come with premium cable channels. Bathrooms include complimentary toiletries and hair dryers.

This Portsmouth hotel provides complimentary wireless Internet access. Business-friendly amenities include desks, desk chairs, and phones. Additionally, rooms include coffee/tea makers and irons/ironing boards. Hypo-allergenic bedding, change of towels, and change of bedsheets can be requested. Housekeeping is provided daily.

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.

Stay in one of 156 guestrooms featuring flat-screen televisions. Complimentary wireless internet access keeps you connected, and cable programming is available for your entertainment. Bathrooms have complimentary toiletries and hair dryers. Conveniences include phones, as well as safes and desks.
Take advantage of recreation opportunities such as a 24-hour fitness center, or other amenities including complimentary wireless internet access and gift shops/newsstands.
Enjoy a satisfying meal at AC Kitchen serving guests of AC Hotel by Marriott Portsmouth. Relax with a refreshing drink at one of the 2 bars/lounges. Buffet breakfasts are served on weekdays from 6:00 AM to 10:30 AM and on weekends from 7:00 AM to 11:00 AM for a fee.
Featured amenities include express check-out, dry cleaning/laundry services, and a 24-hour front desk. This hotel has 10 meeting rooms available for events.
Buffet breakfasts are available for a surcharge on weekdays between 6:00 AM and 10:30 AM and on weekends between 7:00 AM and 11:00 AM.
AC Kitchen - Onsite restaurant.
AC Lounge - Onsite lobby lounge. Open select days.
Rooftop at the Envio - Onsite rooftop bar. Open daily.

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
  • At least 80% lighting from LEDs
  • Banquet hall
  • Built in 2019
  • Comprehensive recycling policy
  • Double-glazed windows
  • No plastic coffee stirrers
  • No plastic drinking straws
  • Rooftop garden
  • Smoking not allowed
  • 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
  • Energy-saving switches in guestrooms
  • 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)

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

AC Hotel by Marriott Portsmouth Reviews

Reviews

9.2

Wonderful

Rating 10 - Excellent. 681 out of 951 reviews
Rating 8 - Good. 160 out of 951 reviews
Rating 6 - Okay. 52 out of 951 reviews
Rating 4 - Poor. 35 out of 951 reviews
Rating 2 - Terrible. 23 out of 951 reviews

9.6/10

Cleanliness

9.4/10

Staff & service

9.0/10

Amenities

9.6/10

Property conditions & facilities

9.2/10

Eco-friendliness

Reviews

10/10 Excellent

Jennifer

Liked: Cleanliness, staff & service, property conditions & facilities
Amazing
Stayed 1 night in Aug 2025

10/10 Excellent

claudia m

Stayed 1 night in Aug 2025

10/10 Excellent

Apryl

Traveled with family
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
All around Excellent!
Stayed 2 nights in Sep 2025

10/10 Excellent

Mark

Traveled with partner
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Everything about it.
Stayed 1 night in Sep 2025

8/10 Good

Claudine

Stayed 2 nights in Aug 2025

10/10 Excellent

Anna

Traveled with partner
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Staff was great! Beautiful hotel in a great location
Stayed 2 nights in Aug 2025

8/10 Good

Verified traveler

Traveled with family
Too expensive and they don’t clean the room everyday
Stayed 2 nights in Aug 2025

10/10 Excellent

Nadimul

Traveled with family
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Great place. Staff is awesome. Very clean. Perfect location.
Stayed 2 nights in Aug 2025

6/10 Okay

Alba

Liked: Cleanliness
Stayed 1 night in Aug 2025

10/10 Excellent

David

Stayed 1 night in Aug 2025

10/10 Excellent

Lesley

Liked: Cleanliness, staff & service, property conditions & facilities, room comfort
Stayed 1 night in Jul 2025

10/10 Excellent

MARC

Traveled with family
Liked: Cleanliness, staff & service, property conditions & facilities, room comfort
Stayed 1 night in Aug 2025

10/10 Excellent

MARC

Traveled with family
Liked: Cleanliness, staff & service, property conditions & facilities, room comfort
Stayed 1 night in Aug 2025

10/10 Excellent

Kathryn

Stayed 1 night in Aug 2025

10/10 Excellent

Kathryn

Traveled with family
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
This is my third stay and I love the hotel! Great location and amenities and very friendly staff.
Stayed 1 night in Aug 2025

10/10 Excellent

Catherine

Stayed 2 nights in Aug 2025

10/10 Excellent

James

Traveled with group
Liked: Cleanliness, staff & service, property conditions & facilities, room comfort

Stellar!

Beautiful property. Great location and amenities. Highly recommmend.
Stayed 2 nights in Aug 2025

10/10 Excellent

David

Traveled with partner
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Its been a quiet a while since a hotel Ive stayed at was operating as well as this one is. Top notch in every way over 4 days. Impressive!
Stayed 3 nights in Aug 2025

10/10 Excellent

Julia

Liked: Cleanliness, staff & service, property conditions & facilities, room comfort

We will definitely be back!

We were very impressed! The front desk and valet attendants especially were so friendly and accommodating! Definitely where we will stay again!
Stayed 1 night in Aug 2025

10/10 Excellent

Monkeria

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Did a staycation here and enjoyed my night there. Very nice spot and never disappointing
Stayed 1 night in Jul 2025

8/10 Good

Janet

Liked: Cleanliness, property conditions & facilities
Stayed 1 night in Aug 2025

4/10 Poor

robert

Stayed 2 nights in Aug 2025

10/10 Excellent

Giuseppe, Hanover

Liked: Cleanliness, staff & service, property conditions & facilities
Stayed 2 nights in Apr 2025

10/10 Excellent

Sevag

Traveled with partner
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
4.5 out of 5 stars experience. Would have been perfect if not for a billing error during checkout that caused some issues that was fixed later.
Stayed 1 night in Jul 2025

8/10 Good

Hilary

Stayed 1 night in Jul 2025