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Inn at Diamond Cove

3.5 star property

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Photo gallery for Inn at Diamond Cove

Exterior
Creator video
Lobby
Outdoor pool, pool loungers
3 bars/lounges, lobby lounge

Reviews

8.8 out of 10
Excellent

Popular amenities

  • Pool
  • Free Wi-Fi
  • Restaurant
  • Air-conditioning
  • Gym
  • Breakfast available

Explore the area

View in a map
22 Mckinley Court, Great Diamond Island, Portland, ME, 04109
  • Place, Little Diamond Island
    ‪5 min drive‬
  • Place, Portland Museum of Art
    ‪29 min drive‬
  • Place, State Theatre
    ‪29 min drive‬
  • Airport, Portland, ME (PWM-Portland Intl. Jetport)
    ‪40 min drive‬

Room options

View all photos for Room (King Room)

Room (King Room)

Room (King Room)

9.0 out of 10
Wonderful
(9 reviews)
  • Resort view
  • 1 bedroom
  • Sleeps 2
  • 1 King Bed
  • Free Wi-Fi

View all photos for Room (King Room with Balcony)

Premium bedding, soundproofing, iron/ironing board, free WiFi

Room (King Room with Balcony)

9.8 out of 10
Exceptional
(6 reviews)
  • Resort view
  • 1 bedroom
  • Sleeps 2
  • 1 King Bed
  • Free Wi-Fi

View all photos for Room (Double Queen Room with Balcony)

Room (Double Queen Room with Balcony)

Room (Double Queen Room with Balcony)

7.4 out of 10
Good
(3 reviews)
  • Resort view
  • 1 bedroom
  • Sleeps 4
  • 2 Queen Beds
  • Free Wi-Fi

View all photos for Standard Room (Standard King Room w/Fireplace Balco)

Flat-screen TV

Standard Room (Standard King Room w/Fireplace Balco)

9.0 out of 10
Wonderful
(2 reviews)
  • Resort view
  • 1 bedroom
  • Sleeps 3
  • 1 King Bed and 1 Large Single Sofa Bed
  • Free Wi-Fi

View all photos for Room (King Room with Sitting Area & Balcony)

Premium bedding, soundproofing, iron/ironing board, free WiFi

Room (King Room with Sitting Area & Balcony)

10.0 out of 10
Exceptional
(3 reviews)
  • Resort view
  • 1 bedroom
  • Sleeps 3
  • 1 Large Single Sofa Bed and 1 King Bed
  • Free Wi-Fi

View all photos for Suite (Double Queen Suite with Balcony)

Premium bedding, soundproofing, iron/ironing board, free WiFi

Suite (Double Queen Suite with Balcony)

  • Resort view
  • 1 bedroom
  • Sleeps 5
  • 2 Queen Beds and 1 Large Single Sofa Bed
  • Free Wi-Fi

View all photos for Suite (King Suite w/Two Sofa Beds & Balcony)

Premium bedding, soundproofing, iron/ironing board, free WiFi

Suite (King Suite w/Two Sofa Beds & Balcony)

  • Resort view
  • 1 bedroom
  • Sleeps 4
  • 2 Large Single Sofa Beds and 1 King Bed
  • Free Wi-Fi

View all photos for Suite (King Suite w/Balcony - Disability acc)

Suite (King Suite w/Balcony - Disability acc)

Suite (King Suite w/Balcony - Disability acc)

10.0 out of 10
Exceptional
(1 review)
  • Resort view
  • 1 bedroom
  • Sleeps 4
  • 1 King Bed and 2 Large Single Sofa Beds
  • Free Wi-Fi

View all photos for Suite (Two Bedroom King Suite with Balcony)

Premium bedding, soundproofing, iron/ironing board, free WiFi

Suite (Two Bedroom King Suite with Balcony)

  • Resort view
  • 2 bedrooms
  • Sleeps 5
  • 2 King Beds
  • Free Wi-Fi

View all photos for Suite (King Suite with Balcony)

Premium bedding, soundproofing, iron/ironing board, free WiFi

Suite (King Suite with Balcony)

10.0 out of 10
Exceptional
(1 review)
  • Resort view
  • 1 bedroom
  • Sleeps 3
  • 1 King Bed and 1 Large Single Sofa Bed
  • Free Wi-Fi

View all photos for Suite (Double Queen Suite w/Balcony - Disabi)

Premium bedding, soundproofing, iron/ironing board, free WiFi

Suite (Double Queen Suite w/Balcony - Disabi)

  • Resort view
  • 1 bedroom
  • Sleeps 5
  • 1 Single Sofa Bed and 2 Queen Beds
  • Free Wi-Fi

View all photos for Room (King Suite with Sitting Area)

Premium bedding, soundproofing, iron/ironing board, free WiFi

Room (King Suite with Sitting Area)

8.4 out of 10
Very good
(6 reviews)
  • Resort view
  • 1 bedroom
  • Sleeps 4
  • 1 King Bed and 1 Single Sofa Bed
  • Free Wi-Fi

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About this property

Inn at Diamond Cove

Along with 2 restaurants, this smoke-free hotel has a marina and an outdoor pool. Other amenities include 3 bars/lounges, a fitness center, and a snack bar/deli. Housekeeping is available on request.
Inn at Diamond Cove offers 44 air-conditioned accommodations with coffee/tea makers and irons/ironing boards. Beds feature premium bedding. Flat-screen televisions come with cable channels.

Bathrooms include showers and complimentary toiletries. Guests can surf the web using the complimentary wireless Internet access (speed: 250+ Mbps (good for 3–5 people or up to 10 devices)). Housekeeping is provided on request.

An outdoor tennis court and a marina are featured at the hotel. In addition to an outdoor pool, other recreational amenities include a fitness center.

The recreational activities listed below are available either on site or nearby; fees may apply.

Our customers tell us they can't get enough of the helpful staff at Inn at Diamond Cove. During your stay, you'll be within walking distance of Little Diamond Island. Enjoy features like 2 restaurants, 3 bars, and an outdoor pool.
  • Free WiFi (speed: 250+ Mbps (good for 3–5 people or up to 10 devices))
  • For dining with ocean views, stop by Diamond's Edge, one of the property's 2 restaurants and 3 bars/lounges
  • Full breakfast served daily for a fee
  • Take a swim in the outdoor pool
  • Amenities include a business center, meeting rooms, and an elevator
  • Onsite recreation includes an outdoor tennis court, a gym, and a playground
  • 5.7 mi (9.2 km) from State Theatre and 6 mi (9.6 km) from Wadsworth-Longfellow House
Inn at Diamond Cove offers its guests a marina, an outdoor tennis court, and an outdoor pool. There are 2 restaurants on site, as well as a coffee shop/café and a snack bar/deli. You can unwind with a drink at one of the 3 bars/lounges.

Business amenities include a business center and meeting rooms. A fitness center, a terrace, and a garden are also featured at Inn at Diamond Cove.

This 3.5-star Portland hotel is smoke free.

For a fee, guests can enjoy full breakfast daily from 7:00 AM to 11:00 AM.
Diamond's Edge - Overlooking the ocean, this restaurant serves lunch and dinner. Guests can enjoy alfresco dining (weather permitting).
Lobby Bar & Cafe - This lobby lounge serves dinner and light fare. Open daily.
Cabana Bar - Onsite bar. Open daily.

Property amenities

Internet

  • Available in all rooms: Free WiFi
  • In-room WiFi speed: 250+ Mbps (good for 3–5 people or up to 10 devices)

Parking and transport

  • No on-site parking available

Food and drink

  • Daily full breakfast available 7:00 AM to 11:00 AM for a fee: USD 10 to 19 for adults and USD 5 to 14 for children
  • 2 restaurants
  • 3 bars/lounges
  • A coffee shop/cafe
  • Snack bar/deli

Restaurants on site

  • Cabana Bar
  • Diamond's Edge
  • Lobby Bar & Cafe

Things to do

  • Bicycle rentals
  • Billiards/pool table
  • Gym
  • Outdoor pool
  • Outdoor tennis court
  • Playground

Family friendly

  • In-room microwave
  • Mini-fridge
  • Outdoor pool
  • Playground
  • Snack bar/deli
  • Soundproofed rooms

Conveniences

  • Luggage storage

Guest services

  • Housekeeping on request

Business services

  • Business centre
  • Meeting rooms

Outdoors

  • Garden
  • Marina
  • Pool loungers
  • Terrace

Accessibility

  • If you have requests for specific accessibility needs, please contact the property using the information on the reservation confirmation received after booking.
  • Handrails in hallways
  • Lift

More

  • Fireplace in lobby
  • Smoke-free property

Room amenities

Bedroom

  • Premium bedding

Bathroom

  • Free toiletries
  • Private bathroom
  • Shower
  • Towels provided

Entertainment

  • Flat-screen TV with cable channels

Food and drink

  • Coffee/tea maker
  • Microwave
  • Mini-fridge
  • Toaster
  • Wet bar

More

  • Air conditioning
  • Iron/ironing board
  • Soundproofed rooms

Policies

Check-in

Check-in start time: 4 PM; Check-in end time: 10:00 PM
Minimum check-in age: 21

Check-out

Check-out before 11 AM

Special check-in instructions

There is no front desk at this property
The host will greet guests on arrival
This property doesn't offer after-hours check-in
Information provided by the property may be translated using automated translation tools

Access methods

Host will greet you

Pets

  • No pets allowed, but service animals are welcome

Children and extra beds

  • Children are welcome.
  • Rollaway/extra beds are not available.
  • Cribs (infant beds) are not available.

Payment types at the property

Important information

Fees

Guests will be asked to pay the following charges at the property:

  • Resort fee: USD 38.15 per accommodation, per night
The resort fee includes:
  • Additional inclusions
  • Beach towels
  • Fitness center access
  • In-room coffee
  • Phone calls
  • Pool access

We've listed all charges provided to us by the property.

Optional extras

The fees and deposits listed below will be charged at the time of service, check-in, or check-out.

  • Fee for full breakfast: approximately USD 10 to 19 for adults, and USD 5 to 14 for children
  • Housekeeping is available for an additional fee and varies based on length of stay

This may not be a comprehensive list. Fees and deposits are subject to change and might not include tax.

You need to know

This property is managed by a professional host. The provision of housing is linked to their trade, business, or profession.
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
This property accepts credit cards; cash is not accepted
Cashless transactions are available
Safety features at this property include a fire extinguisher
This property has outdoor spaces, such as balconies, patios, terraces which may not be suitable for children; if you have concerns, we recommend contacting the property prior to your arrival to confirm they can accommodate you in a suitable room
This property does not have a front desk. This property doesn't offer after-hours check-in. The host will greet guests on arrival.
If you cancel your booking, you'll be subject to the host's cancellation policy. In accordance with EU regulations about consumer rights, property booking services are not subject to the right of withdrawal.

We should mention

  • This property welcomes guests of all sexual orientations and gender identities (LGBTQ+ friendly).

Property is also known as

Inn Diamond Cove Great Diamond Island
Inn Diamond Cove
Diamond Cove Great Diamond Island
Inn at Diamond Cove Hotel
Inn at Diamond Cove Portland
Inn at Diamond Cove Hotel Portland

Inn at Diamond Cove Reviews

Reviews

8.8

Excellent

Rating 10 - Excellent. 128 out of 195 reviews
Rating 8 - Good. 32 out of 195 reviews
Rating 6 - Okay. 20 out of 195 reviews
Rating 4 - Poor. 8 out of 195 reviews
Rating 2 - Terrible. 7 out of 195 reviews

9.6/10

Cleanliness

8.8/10

Staff & service

8.2/10

Amenities

9.2/10

Property conditions & facilities

Reviews

Verified

10/10 Excellent

Alan

Liked: Cleanliness, staff & service, property conditions & facilities
Great rooms and staff and local restaurants.
Stayed 2 nights in Aug 2025
Verified

10/10 Excellent

Linda

Liked: Cleanliness, staff & service, property conditions & facilities, room comfort
Beautiful room, comfortable bed unique property!
Stayed 1 night in Oct 2025
Verified

10/10 Excellent

Kenneth

Liked: Cleanliness, staff & service, property conditions & facilities
Great Inn
Stayed 1 night in Jun 2025
Verified

10/10 Excellent

Madeleine

Liked: Amenities, property conditions & facilities
We love it here!
Stayed 1 night in Jul 2025
Verified

10/10 Excellent

Katrina

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
We had an amazing stay! What a gem of an experience - all of the staff was wonderful - Antonio at the lobby cafe was so kind and friendly and Kayla at concierge always went above and beyond!!
Stayed 3 nights in Jul 2025
Verified

10/10 Excellent

robert

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Property was well kept, clean, quiet and comfortable. The staff was super friendly and nice. The rooms were spacious and clean and the surroundings were beautiful. Great place! Would highly recommend it!
Stayed 2 nights in Sep 2025
Verified

10/10 Excellent

Pascha

Liked: Cleanliness, amenities, property conditions & facilities
Such an amazing property, felt like stepping into a Hallmark movie, the rooms were spacios and decorated beautifully, the staff was amzing. I wish I could have stayed there for at least a week.
Stayed 1 night in Jun 2025
Verified

8/10 Good

janice

Liked: Cleanliness, staff & service, property conditions & facilities
it was very unique having to take a ferry over, shuttle by golf cart and bikes. late in season only 1 restaurant available. looking for peace and quiet- this it the place. lots to walk around and look at with the old fort there.
Stayed 2 nights in Sep 2025
Verified

10/10 Excellent

Sherri A

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Diamond Cove is a peaceful and beautiful property. I highly recommend.
Stayed 2 nights in Aug 2025
Verified

10/10 Excellent

Kathleen

Liked: Cleanliness, staff & service, property conditions & facilities
Great place to visit
Stayed 1 night in Jul 2023
Verified

8/10 Good

Paula

Liked: Amenities
The property was beautiful, the rooms were beautiful the staff was very friendly and helpful . The trails were nice walking the beach was so very cool. The dinning wasn’t very good but they were accommodating .
Stayed 1 night in Jul 2025
Verified

10/10 Excellent

Anthony

Liked: Cleanliness, amenities, property conditions & facilities
Great staff service. Very high quality private stay. Amazing room. Also a really lovely historic tour too.
Stayed 1 night in May 2025
Verified

10/10 Excellent

Jeffrey

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Great place
Stayed 1 night in Oct 2023
Verified

10/10 Excellent

Verified traveller

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

Awesome!

Wonderful! Peaceful, clean, beautiful. Great staff.
Stayed 3 nights in Jun 2025
Verified

10/10 Excellent

Matthew

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

Great stay

Wonderful staff, beautiful island very comfortable hotel. Would definitely recommend it
Stayed 1 night in Oct 2024
Verified

8/10 Good

Jonathan

Liked: Cleanliness, staff & service, property conditions & facilities
The staff was very pleasant and our room was very nice.
Stayed 3 nights in Aug 2022
Verified

10/10 Excellent

Ronald

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Unique experience We loved our visit and want to go back.
Stayed 1 night in Oct 2024
Verified

10/10 Excellent

Mike

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Great stay. Very relaxing
Stayed 1 night in Sep 2024
Verified

10/10 Excellent

Amy

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Great stay at Diamond Inn. Highly recommend!
Stayed 2 nights in Oct 2024
Verified

10/10 Excellent

Margaret

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Beautiful hotel on the island! Staff were warm and welcoming!
Stayed 1 night in Sep 2023
Verified

10/10 Excellent

Marybeth

Liked: Cleanliness, staff & service, property conditions & facilities, room comfort
Inn at Diamond Cove was an amazing weekend stay! The property and our suite were beautiful
Stayed 3 nights in Aug 2022
Verified

10/10 Excellent

valerie

Liked: Cleanliness, staff & service, property conditions & facilities, room comfort
Amazing getaway !! This island and the hotel was the perfect vacation we needed!
Stayed 2 nights in Aug 2023
Verified

10/10 Excellent

Kristian

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
This whole island was amazing, the staff was very easy going and friendly, didn’t even find a single hair in the room it came with pots and pans and an amazing view
Stayed 1 night in Sep 2024
Verified

10/10 Excellent

Raminderjeet

Liked: Cleanliness, staff & service, property conditions & facilities, room comfort
it was an amazing trip and excellent stay. Rooms were comfortable and excellent service. There are few dining options on the island but food was great at all. I will definitely recommend a short stay at the Diamond Inn.
Stayed 2 nights in Aug 2022
Verified

10/10 Excellent

Gail

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
This resort is a “Diamond “ waiting to be explored !! Wonderful and beautiful resort . I loved that you can walk to explore the surroundings and see nature in its radiance in the fall
Stayed 1 night in Oct 2024