Blue Mermaid Island Grill

The Hill at High and Hanover Streets
Portsmouth, NH 03801
(603) 427-BLUE

Note: The Blue Mermaid will be closing its Portsmouth location on June 6 and reopening in Kittery in the fall. 

The Blue Mermaid Island Grill is a Caribbean-inspired restaurant and full service food and beverage caterer located in downtown Portsmouth, NH.

Experience Blue Mermaid Island Grill, the most flavorful food you can imagine. Our innovative menu is inspired by the fun and festive foods of the Caribbean. Come in and enjoy our friendly service, eclectic atmosphere and Portsmouth’s best margaritas, tropical coolers and unique draft beer selection.

The Blue Mermaid has something going on every night of the week:

Monday – Pop Culture Trivia

Tuesday – Honky Tonk Tuesday and $3 house margaritas and cheese quesadillas

Wednesday – Open Mic Night

Thursday – Service Industry Day/Date Night

Friday – Local Live Entertainment

Saturday – Local Live Entertainment


There are multiple parking options available for Blue Mermaid island grill. A gated parking lot is located beside the building and can be accessed by calling 603.427.2583.

Other parking options include metered parking on the streets surrounding the Blue Mermaid. These streets are named Hanover Street, High Street and Deer Street. The Hanover Street parking garage is less than a block from the restaurant. We are happy to validate parking, simply bring your parking stub. (To get from the Parking Garage to the restaurant: Exit Parking Garage from the Hanover Street Exit. Walk across Hanover Street towards The Hilton Garden Inn. Walk up High Street. Just after the Hilton Garden Inn take a left. The Blue Mermaid is the blue building located down the driveway.)

Cuisine:Island and World cuisine
Hours:Sun 10am-9pm, Mon-Thurs 11:30-9pm, Fri & Sat. 11:30-10pm (closing June 6)
Reservations:Yes - but not usually needed
Specials:Sunday Brunch
Come heat up your taste buds from 10 AM to 2PM. Enjoy an eclectic mix of brunch, lunch and daily specials created by our culinary team. Happy Hour 3-6 Monday - Friday
All Draft and Cocktails Half Off Pop Culture Trivia Mondays
Test your knowledge of pop culture and academia. Teams of up to five players compete for various prizes. Honky Tonk Tuesday (live honky tonk) $3 Tuesdays
On Tuesdays we feature $3 house margaritas and $3 cheese quesadillas in the mermaid'’s bar from 2 to 9. Wednesday Open Mike Night
Laid back, supportive, fun and collaborative in a great environment. Come down and support up and coming musicians. Begins at 8:30 Thursday Reggae DJ (coming soon) Friday & Saturday< Check out our entertainment schedule.
Brunch:Sundays 10 a.m.-2 p.m. Enjoy an eclectic mix of brunch, lunch and daily specials created by our Chef Terry Remick. See our brunch menu online.
Happy Hour:Stop in from 3:00pm to 6:00pm every weekday for half price drafts and cocktails.
Outdoor Dining:Our deck on The Hill is available for dining during the warm months.
Private Room:Available for parties up to 30.
Catering:Blue Mermaid Island Grill is a full-service food and beverage caterer, one of the few fully licenced beverage caterers here on New Hampshire's Seacoast. Contact Scott Logan, (603) 427-2583.
Takeout:Call 603.427.2583
Delivery:log on to
Entertainment:Monday, Pop Culture Trivia 7-9 p.m.: Tuesday, Honky Tonk Tuesday: Wednesday, Open Mic Night: Thursday, Reggae DJ: Fri, Sat, local live music.