Ac Hotel By Marriott Portsmouth Downtown/Waterfront Exterior photoAc Hotel By Marriott Portsmouth Downtown/Waterfront Exterior photoAc Hotel By Marriott Portsmouth Downtown/Waterfront Interior photo

AC HOTEL BY MARRIOTT PORTSMOUTH DOWNTOWN/WATERFRONT

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From$157 /night
Check-in
10Jun
Check-out
11Jun
Rooms and Guests2 Guests, 1 Room
Key details

About the Hotel

299 Vaughan Street, Portsmouth, 3801
-
Next to the Portsmouth Harbor Trail
Great
8.6
9.1
/10
4.0
4.0
/5

4-star waterfront hotel in Portsmouth

Location

Ac Hotel By Marriott Portsmouth Downtown/Waterfront is centrally situated along the scenic waterfront of the Piscataqua River. Guests can easily access local attractions such as the historic Strawbery Banke Museum and the vibrant Market Square. The hotel is just a short drive from the beautiful beaches of New Hampshire and Maine.

Dining

The hotel offers a flavorful culinary experience at AC Kitchen, where guests can enjoy a European-inspired breakfast with fresh pastries and local ingredients. AC Lounge serves light bites and beverages in a modern setting for unwinding after a day of exploring. Room service is available for guests who prefer dining in the comfort of their accommodations.

Business Facilities

Business travelers benefit from a 24-hour business center equipped with computers and complimentary printing services. Meeting rooms at the hotel can accommodate up to 50 attendees, making them suitable for small conferences and gatherings. High-speed internet access is available throughout the property, ensuring connectivity during stays.

Wellness

The hotel features a well-equipped fitness center with state-of-the-art cardio machines and free weights, available to guests at any time. An indoor pool invites relaxation after an active day, providing a heated escape year-round. Guests can also explore nearby walking trails along the waterfront for outdoor fitness activities.

Rooms

Ac Hotel offers 150 spacious guest rooms, each equipped with comfortable bedding and ergonomic workspaces. Rooms include flat-screen TVs and refrigerator units, ensuring convenience for overnight stays. Select accommodations provide picturesque views of the waterfront, enhancing the overall experience.

Highlights

Location: Scenic waterfront of the Piscataqua River

Dining: AC Kitchen and AC Lounge

Business: 24-hour business center and meeting rooms

Wellness: Fitness center and indoor pool

“Stepping into the AC Hotel is to find a modern sensibility immediately at play, from a welcoming lobby bar to the professional ease of the valet service. The proximity to Portsmouth's vibrant downtown-with its shops, restaurants, and waterfront-becomes apparent as you settle into well-appointed, clean rooms designed for comfort. It's this blend of thoughtful design and an enviable location that truly makes the AC Hotel a compelling choice.”
Hotel logo
James DavidEditor-in-Chief at Usnewhampshire

Select your room type

Ac Hotel By Marriott Portsmouth Downtown/Waterfront offers a variety of rooms including double rooms, family rooms, and suites with breakfast, free cancelations, and special deals
  • King Room Sofa Bed Hearing Accessible
    2 persons
    1 King-size bed and 1 Sofa bed
  • King Room Roll Shower Sofa Bed Mobility Access
    2 persons
    1 King-size bed and 1 Sofa bed
  • Queen Room Two Queen Beds Hearing Accessible
    2 persons
    2 King Size Beds
Show all rooms

Price and Room Availability Calendar

Check availability and prices for your dates now!
June 2026 - June 2027
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Check-in/ Check-out

Facilities

Ac Hotel By Marriott Portsmouth Downtown/Waterfront offers amenities for your comfortable stay and unforgettable experiences
Facilities: Perfect
9.0/10Review score

General

  • No smoking on site
  • Wi-Fi
  • Parking
  • Safe deposit box
  • 24-hour reception
  • Express check-in/ -out
  • Pets allowed
  • Rooms/ Facilities for disabled
  • 24-hour security
  • Luggage storage
  • Allergy-free rooms
  • Lift
  • ATM/Cash machine
  • Coffee shop
  • Smoke detectors
  • Electric vehicle charging station
  • Fire extinguishers
  • Key card access

Sports & Fitness

  • Fitness centre
  • Cycling

Services

  • Laundry
  • Dry cleaning
  • Tours/Ticket assistance
  • Shops/Commercial services
  • Welcome drink
  • Happy hour

Dining

  • Restaurant
  • Snack bar
  • Bar/ Lounge area
  • Dinner
  • Special diet menus

Business

  • Business centre
  • Meeting/ Banquet facilities
  • Fax/Photocopying

Children

  • Cots
  • Children's menu

Spa & Leisure

  • Leisure/ TV room

Room features

  • Air conditioning
  • Heating
  • Garden furniture
  • Tea and coffee facilities
  • Ironing facilities

Bathroom

  • Free toiletries

Media

  • Flat-screen TV
  • AM/FM alarm clock
Show more

Dining Onsite

Discover an inviting array of dining experiences at the Ac Hotel By Marriott Portsmouth Downtown/Waterfront, perfect for indulging in delectable flavors while soaking in the vibrant surroundings. Guests can enjoy stunning views, a cozy atmosphere, and thoughtfully curated menus that celebrate local ingredients and culinary traditions.
Ac Hotel By Marriott Portsmouth Downtown/Waterfront Restaurant photo
Ac Hotel By Marriott Portsmouth Downtown/Waterfront Restaurant photo
Ac Hotel By Marriott Portsmouth Downtown/Waterfront Restaurant photo

Rooftop at the Envio

Modern American
Ambiance
A chic rooftop setting offering panoramic views of the waterfront and downtown.
Key Offerings
Signature cocktails, seasonal menus, and sunset dinners that capture the essence of Portsmouth's charm.
Reservation
Recommended for optimal experience.
Monday to Wednesday: 3 PM - 9 PM; Thursday: 12 PM - 9 PM; Friday and Saturday: 12 PM - 10 PM; Sunday: 12 PM - 9 PM.

AC Kitchen

Continental breakfast
Ambiance
Bright and airy dining space ideal for fueling up in the morning.
Key Offerings
A bountiful buffet featuring artisanal breads, fresh pastries, and local jams to start the day on a delightful note.
Reservation
Not needed; first-come, first-served.
Monday to Friday: 7 AM - 10 AM; Saturday and Sunday: 8 AM - 11 AM.

AC Lounge

Casual dining and drinks
Ambiance
Contemporary lounge atmosphere perfect for unwinding after a day of exploration.
Key Offerings
Craft cocktails, light bites, and a relaxing environment ideal for socializing with friends or family.
Reservation
Not needed; walk-ins welcome.
Monday to Wednesday: 4 PM - 9 PM; Thursday: 4 PM - 9 PM; Friday and Saturday: 4 PM - 10 PM; Sunday: 4 PM - 9 PM.

Ac Hotel By Marriott Portsmouth Downtown/Waterfront Location

299 Vaughan Street, Portsmouth, 3801
Explore Portsmouth
Explore Portsmouth
  • Top Attractions
  • Activities
  • Dining
  • Entertainment
USS Albacore Museum
9 minutes' walk
Nautical museum featuring the USS Albacore, a groundbreaking submarine with engaging exhibits about maritime history.
Strawbery Banke Museum
20-minute walk
Historic museum showcasing 300 years of life in Portsmouth through restored houses and engaging living history demonstrations.
Market Square
4 minutes' walk
Bustling center with unique shops, cafes, and frequent local events, perfect for soaking up Portsmouth's vibrant culture.
Prescott Park Theatre
20-minute walk
Scenic outdoor performing arts venue presenting plays, musicals, and other cultural events in a beautiful park setting.
Kayaking on the Piscatagua River
5 minutes' drive
Recreational kayaking available with rentals provided nearby. Perfect for families and solo adventurers alike.
Yoga at the Studio
7 minutes' drive
Relaxing yoga classes offered in a tranquil studio, ideal for unwinding after a busy day of exploration.
Rooftop at The Envio
1 minute' walk
Upscale dining offering fresh seafood and local fares with stunning rooftop views of the harbor; reservations recommended.
Green Elephant
5 minutes' walk
Casual eatery specializing in creative vegetarian dishes and sushi, providing a laid-back atmosphere.
Two-Fifty Market
3 minutes' walk
Farm-to-table restaurant featuring seasonal dishes and a relaxed vibe, great for a quick lunch or dinner.
Prescott Park Arts Festival
10 minutes' walk
Local arts festival with outdoor performances during summer months, highlighting theater, music, and community events.
The Music Hall
8 minutes' walk
Historic theater hosting concerts, movies, and live performances in an intimate setting; check for upcoming events.
Getting around
  • City Centre
    Portsmouth 11 min  ·  3000 ft
  • Airports
    Pease International Tradeport (PSM) 19 min  ·  7.6 mi
    Portland International Jetport (PWM) 118 min  ·  48.6 mi
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Property information and rules
Check-in
from 16:00-23:59
Check-out
until 11 am
Guest Parking
Private parking is possible on site at true.
Internet
Wireless internet is available in the entire hotel for free.
Breakfast
A full breakfast is served at the price of US$22 per person per day.
Pets
Pets are allowed on request.
Number of floors:
5
Number of rooms:
156

Reviews and Ratings

Feedback about Ac Hotel By Marriott Portsmouth Downtown/Waterfront from previous guests about their experience.
Review score
Based on 292 verified reviews
8.8 /10
Great
84 %
Recommend
Cleanliness
9.3/10
Comfort
9.1/10
Facilities
9.0/10
Free WiFi
8.7/10
Location
8.7/10
Staff
9.0/10
Value for money
7.8/10
Pros
Walkable location
Friendly staff
Modern hotel
Cons
HVAC noise
Firm mattresses
Housekeeping issues
Guest reviews
based on 199 reviews
8.6/10
No reviews yet on our siteUnfortunately, our guests have not yet left any reviews for this hotel, but you can read reviews from Booking.com.
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