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AC Hotel by Marriott Portsmouth Downtown/Waterfront - Image 1
AC Hotel by Marriott Portsmouth Downtown/Waterfront - Room
AC Hotel by Marriott Portsmouth Downtown/Waterfront - Room
AC Hotel by Marriott Portsmouth Downtown/Waterfront - View from room
AC Hotel by Marriott Portsmouth Downtown/Waterfront - Reception

AC Hotel by Marriott Portsmouth Downtown/Waterfront


Amenities

  • Parking

  • Restaurant

  • Non-Smoking Rooms

  • Business Center

  • Dry Cleaning

  • Banquet Facilities

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Property description

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

What guests think

AI-generated summary based on recent guest reviews

AC Hotel by Marriott Portsmouth Downtown/Waterfront draws strong praise for its clean, modern rooms, welcoming staff, and a highly rated rooftop bar/restaurant, alongside a walkable location near downtown dining, shops, and the waterfront.

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Facilities

Mixed

Cleanliness

Clean

Rooms

Modern

Service

Friendly

Location

Walkable

Dining

Enjoyable

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10

Susan

IAN-logo

3 weeks ago

·

Stayed 1 night

Great experience would stay again anytime in the area.
Great experience would stay again anytime in the area.

10

Kyle

IAN-logo

4 weeks ago

·

Stayed 3 nights

Good location. Nice proximity to dining and shops. Staff was great.
Good location. Nice proximity to dining and shops. Staff was great.

10

Michael

IAN-logo

Apr 15, 2026

·

Stayed 2 nights

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
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

10

Paul

IAN-logo

Mar 29, 2026

·

Stayed 1 night

Nice hotel
Nice hotel

10

Adams

IAN-logo

Mar 29, 2026

·

Stayed 2 nights

Overall awesome
Overall awesome

299 Vaughan Street, North End, Portsmouth, New Hampshire, United States of America

Location

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.

Market Square(0.3 miles)

Jackson House Museum(0.3 miles)

Moffatt-Ladd House(0.4 miles)

Discover Portsmouth(0.4 miles)

Nahcotta(0.4 miles)

The Music Hall(0.4 miles)

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Property Policies

Check-in instructions

Everything you need to know for a smooth check-in.

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Check-in

Check-out

From 16:00 to 23:59

Before 11:00


Good to know

Additional policies and info about this property.

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Optional extras

Additional paid services you can request.

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FAQs

Yes, parking is available at the property. Guests must contact the property in advance to reserve onsite parking. The covered valet parking fee is USD 45 per night, which includes in/out privileges.


The hotel offers a buffet breakfast, which is approximately USD 22 for adults and USD 12 for children. The specific serving hours are not mentioned, so guests may want to inquire directly for details.


Yes, the property allows pets with a fee of USD 100.00 per accommodation, per stay. Service animals are exempt from fees.

The standard check-in time is 16:00 and check-out time is 11:00. Early or late check-in/check-out may be available upon request, and guests should contact the property directly to arrange this.


The property offers disabled access features, including step-free entrances and wheelchair-accessible facilities in public areas and rooms. Specific details about bathrooms and pool access features are not mentioned.


The hotel is situated less than a mile from Portsmouth’s historic downtown area, which is known for its unique shops, restaurants, and waterfront views. The Strawbery Banke Museum is just 0.5 miles away, and Portsmouth International Airport is a short 10-minute drive from the hotel.


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