AC Hotel by Marriott Portsmouth

299 Vaughn Street, Portsmouth, NH 03801 US near Exit 7 (16) on I-95 (~0.7mi)

View Map Reservations: +1-800-219-2797

3.5 Star Property Near Market Square

This tool is powered by OpenAI's ChatGPT service. We strive to provide 100% accurate and reliable data to our customers, but third-party content generated by AI, including OpenAI's ChatGPT, can sometimes make errors for various reasons, such as incomplete or inaccurate responses. We advise all customers to exercise caution and to use your best judgment regarding the fidelity of ChatGPT's responses.

Previous Next

Select My Room

Vegetarian breakfast available
Free WiFi
Breakfast available (surcharge)
Stair-free path to entrance
24-hour fitness facilities
Free bicycles on site
Smoke-free property

Select Your Room:

07/28/2026 - 07/29/2026

Searching all hotel inventory networks

Search All Hotels Nearby

2 bookings in the last 48 hours

Standard prices by room type for the next 60 days

Rates shown are nightly rates before taxes and do not necessarily reflect all discounts available. The chart provides the cheapest public rates available by room type.

See All Discounts

Map is loading...

See Street View

AC Hotel by Marriott Portsmouth

Miles

0.2
0.2
0.3
0.3
0.3
0.3
0.3
0.4
0.4
0.4
0.5
0.5
0.7
0.7
1.4
1.5
1.6
1.7
1.7
2.2
3.1
9.3
14.1
17.7
23.2
24.7

Verified Reviews of AC Hotel by Marriott Portsmouth

Below are the verified reviews from guests that we have booked recently:

"Wedding adventure"

Overall Score5.0/ 5

The A/C Marriott in Portsmouth New Hampshire is a beautiful, modern hotel that flows. The staff couldn't have been nicer. All staff! Shout out to Maria at the front desk. Excellent worker! Will def go back to explore the area.

Cheryl D. (Individual traveler, booked 1 room), from

11-Oct-2025 Verified Review, stayed from Sun Oct 05 to Mon Oct 06 2025 at a $222.99 average nightly rate.

Property Description

With a stay at AC Hotel by Marriott Portsmouth, you'll be centrally located in Portsmouth, a short 8-minute walk from The Music Hall and 14 minutes by foot from Prescott Park. This hotel is 3.4 mi (5.4 km) from Kittery Premium Outlets and 3.5 mi (5.6 km) from Fort Constitution Historical Site.

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.

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.

Distances are displayed to the nearest 0.1 mile and kilometer.

Market Square - 0.5 km / 0.3 mi
Jackson House Museum - 0.5 km / 0.3 mi
Moffatt-Ladd House - 0.6 km / 0.4 mi
Discover Portsmouth - 0.6 km / 0.4 mi
Nahcotta - 0.7 km / 0.4 mi
The Music Hall - 0.7 km / 0.4 mi
Tugboat Alley - 0.8 km / 0.5 mi
Portsmouth Harbor Trail - 0.8 km / 0.5 mi
Rundlet-May House - 0.8 km / 0.5 mi
Portsmouth Athenaeum - 0.8 km / 0.5 mi
St. John's Cemetery - 0.9 km / 0.5 mi
St. John's Episcopal Church - 0.9 km / 0.6 mi
Seacoast Repertory Theatre - 1 km / 0.6 mi
Governor John Langdon House Museum - 1 km / 0.6 mi
Warner House - 1 km / 0.6 mi

The nearest airports are:
Portsmouth, NH (PSM-Portsmouth Intl.) - 6.8 km / 4.2 mi
Sanford, ME (SFM-Sanford Seacoast Regional) - 46.4 km / 28.8 mi
Manchester-Boston Regional Airport (MHT) - 77.9 km / 48.4 mi

The preferred airport for AC Hotel by Marriott Portsmouth is Manchester-Boston Regional Airport (MHT).

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.

Take advantage of recreation opportunities such as a 24-hour fitness center, or other amenities including complimentary wireless internet access and gift shops/newsstands.

Green Sustainability

Yes Marriott Green Choice Program

Amenities / Features

Check In: 4:00 PM
Check Out: 11:00 AM
Minimum age of oldest guest: 21
Dry cleaning/laundry service
Gift shops or newsstand
Comprehensive recycling policy
Newspapers in lobby (surcharge)
Vegetarian breakfast available
No single-use plastic straws
Number of meeting rooms - 10
No single-use plastic stirrers
Free WiFi
Number of bars/lounges - 2
Braille or raised signage
Assistive listening devices available
Energy-saving switches
Vegetable garden
At least 80% of all lighting comes from LEDs
Recycling
LED light bulbs
Vegan menu options available
Wheelchair-accessible lounge
No accessible shuttle
Vegetarian menu options available
Wheelchair-accessible on-site restaurant
Visual alarms in hallways
Handrails in stairways
Wheelchairs available on site
Electric car charging station
Breakfast available (surcharge)
Laundry facilities
Elevator
Double-glazing on all windows
Rooftop garden
Wheelchair accessible (may have limitations)
Banquet hall

Year Built - 2019
Total number of rooms - 156
Number of floors - 5

Professional property host/manager
LGBTQIA+ friendly
No cribs (infant beds) available
No rollaway/extra beds available
Parking height restrictions apply

Covered parking
Secured parking
Assistive listening devices in meeting rooms
Wheelchair-accessible path to elevator
Meeting rooms
Change of bed sheets (on request)
Valet for wheelchair-equipped vehicle
Wheelchair-accessible registration desk
Wheelchair-accessible fitness center
Wheelchair-accessible public washroom
Well-lit path to entrance
Change of towels (on request)
Stair-free path to entrance
24-hour fitness facilities
Free bicycles on site
Registration desk height (centimeters) - 86
Elevator door width (inches) - 42
Off-street parking
Registration desk height (inches) - 34
Stairwell handrail height (inches) - 36
Elevator door width (centimeters) - 107
Water-efficient showers only
Express check-out
Stairwell handrail height (centimeters) - 91
24-hour front desk
Number of restaurants - 1
Housekeeping on request
Smoke-free property
Safe-deposit box at front desk
Hiking/biking trails nearby
Valet parking (surcharge)
Wheelchair accessible path of travel

Pet Friendly?

Service animals complying with ADA Title lll regulations are allowed.

Pet max weight (per pet) in lb is 100

Pet max weight (per pet) in kg is 45

Service animals are allowed

Pets cannot be left unattended

Service animals are exempt from fees/restrictions

Pets allowed

Parking Info

Valet Parking $30 over night. Public Parking - Foundry Place Garage .75 per hour.

Internet / WiFI

Complimentary Wi-Fi throughout hotel.

Misc Fees / Policies

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'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.

Only registered guests are allowed in the guestrooms.
Guests can arrange to bring pets by contacting the property directly, using the contact information on the booking confirmation (surcharges apply and can be found in the Fees section).
Parking height restrictions apply.
Cashless payment methods are available for all transactions.
Contactless check-out is available.
This property welcomes guests of all sexual orientations and gender identities (LGBTQ+ friendly).

Cleaning Policies

Contactless check-out is available

Cashless transactions are available

Property follows a brand or regulatory agency's sanitization guidelines Commitment to Clean (Marriott)

Essential workers only - NO

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.