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Holiday Inn Diamond Bar - Pomona by IHG

3.0 star property

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Photo gallery for Holiday Inn Diamond Bar - Pomona by IHG

A modern bar area with a central island, bar stools, pendant lighting, and a view of the outdoors through large windows.
A modern office with two desks, each with a computer and printer. Large windows offer views of greenery and a parking area.
A modern lobby with a wooden floor, a seating area with sofas and a coffee table, large potted plants, and a glass door entrance.
Daily full breakfast for a fee
A hotel room with a kitchenette, a sofa, a bed, and a large window offering a view of the landscape.

Reviews

9.0 out of 10
Wonderful

Popular amenities

  • Spa
  • Free Wi-Fi

Explore the area

View in a map
21725 Gateway Center Dr, Diamond Bar, CA, 91765
  • Place, Steep Canyon Trailhead
    ‪6 min drive‬
  • Place, Mount San Antonio College
    ‪7 min drive‬
  • Place, California State Polytechnic University, Pomona
    ‪9 min drive‬
  • Airport, Ontario Intl. Airport (ONT)
    ‪29 min drive‬

Room options

View all photos for Suite, 1 Bedroom

A hotel room with a large bed, a TV on a wooden desk, a lamp, and a view of the landscape through the window.

Suite, 1 Bedroom

  • 26 sq m
  • 1 bedroom
  • Sleeps 2
  • 1 Single Bed
  • Free Wi-Fi

View all photos for Standard Room, 1 Queen Bed, Roll-in Shower (Mobility Accessible)

A hotel room with a large bed, a desk with a flat-screen TV, a chair, a small table, and a view of the landscape through the window.

Standard Room, 1 Queen Bed, Roll-in Shower (Mobility Accessible)

8.0 out of 10
Very good
(1 review)
  • 26 sq m
  • 1 bedroom
  • Sleeps 2
  • 1 Queen Bed
  • Free Wi-Fi

View all photos for Standard Room, 1 Queen Bed, Transfer Shower, Non Smoking (Mobility Accessible)

A hotel room with a large bed, a desk with a flat-screen TV, a chair, a small table, and a view of the landscape through the window.

Standard Room, 1 Queen Bed, Transfer Shower, Non Smoking (Mobility Accessible)

9.0 out of 10
Wonderful
(4 reviews)
  • 20 sq m
  • 1 bedroom
  • Sleeps 2
  • 1 Queen Bed
  • Free Wi-Fi

View all photos for Standard Room, 2 Queen Beds

A hotel room with two beds, a desk, a television, and a large window offering a city view.

Standard Room, 2 Queen Beds

9.0 out of 10
Wonderful
(45 reviews)
  • 20 sq m
  • 1 bedroom
  • Sleeps 4
  • 2 Queen Beds
  • Free Wi-Fi

View all photos for Standard Room, 2 Queen Beds, Accessible Bathtub (Mobility)

A hotel room with two beds, a desk, a television, and a large window offering a city view.

Standard Room, 2 Queen Beds, Accessible Bathtub (Mobility)

  • 20 sq m
  • 1 bedroom
  • Sleeps 4
  • 2 Queen Beds
  • Free Wi-Fi

View all photos for Standard Room, 2 Queen Beds (Top Floor)

A hotel room with two beds, a desk, a television, and a large window offering a city view.

Standard Room, 2 Queen Beds (Top Floor)

9.2 out of 10
Wonderful
(20 reviews)
  • 20 sq m
  • 1 bedroom
  • Sleeps 4
  • 2 Queen Beds
  • Free Wi-Fi

View all photos for Standard Room, 1 King Bed

A hotel room with a large bed, a TV on a wooden desk, a lamp, and a view of the landscape through the window.

Standard Room, 1 King Bed

9.4 out of 10
Exceptional
(35 reviews)
  • 20 sq m
  • 1 bedroom
  • Sleeps 2
  • 1 King Bed
  • Free Wi-Fi

View all photos for Standard Room

A bed with white bedding and a wooden headboard.

Standard Room

  • 20 sq m
  • 1 bedroom
  • Sleeps 2
  • 1 Single Bed
  • Free Wi-Fi

View all photos for Standard Room, 1 King Bed (Top Floor)

A hotel room with a large bed, a TV on a wooden desk, a lamp, and a view of the landscape through the window.

Standard Room, 1 King Bed (Top Floor)

9.6 out of 10
Exceptional
(9 reviews)
  • 26 sq m
  • 1 bedroom
  • Sleeps 3
  • 1 King Bed
  • Free Wi-Fi

View all photos for Suite, 1 King Bed

A modern bathroom with a glass-enclosed shower, a toilet with a towel rack, and a shelf with toiletries.

Suite, 1 King Bed

10.0 out of 10
Exceptional
(4 reviews)
  • 20 sq m
  • 1 bedroom
  • Sleeps 4
  • 1 King Bed
  • Free Wi-Fi

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About this property

Holiday Inn Diamond Bar - Pomona by IHG

This hotel features a full-service spa, an outdoor pool, and a restaurant. Free WiFi in public areas and free self parking are also provided. Additionally, a fitness center, a bar/lounge, and a snack bar/deli are onsite. Housekeeping is available on request.
Holiday Inn Diamond Bar - Pomona by IHG offers 176 accommodations with safes and coffee/tea makers. Flat-screen televisions come with premium cable channels. Bathrooms include showers, complimentary toiletries, and hair dryers.

Guests can surf the web using the complimentary wired and wireless Internet access. Business-friendly amenities include desks and phones; free local calls are provided (restrictions may apply). Housekeeping is offered on request and change of bedsheets can be requested.

An outdoor pool and a hot tub are on site. Other recreational amenities include a fitness center.
Guests can indulge in a pampering treatment at the hotel's full-service spa.
Our customers tell us they can't get enough of the helpful staff at Holiday Inn Diamond Bar - Pomona by IHG. During your stay, you'll be close to Mount San Antonio College. Free WiFi in public areas, free self parking, and a full-service spa are available.
  • Free WiFi and wired Internet
  • Free self parking
  • Grab something to eat at the restaurant or stop for a drink at the bar/lounge
  • Full breakfast served daily for a fee
  • Take a swim in the outdoor pool or soak in the hot tub
  • Treat yourself with a visit to the full-service spa
  • Amenities include a front-desk safe, a business center, and meeting rooms
  • Onsite recreation includes a gym
  • Guests have great things to say about the clean accommodations and the helpful staff
  • 11 minutes by car from Brea Mall and 12 minutes from California State University, Fullerton
Holiday Inn Diamond Bar - Pomona by IHG offers its guests a full-service spa, an outdoor pool, and a hot tub. Along with a restaurant, there's a snack bar/deli on site. You can enjoy a drink at the bar/lounge. A computer station is on site, and both WiFi and wired Internet are free in public spaces.

A business center and meeting rooms are available. Event space at this hotel measures 2799 square feet (260 square meters) and includes conference space. A fitness center, a vending machine, and multilingual staff are also featured at the business-friendly Holiday Inn Diamond Bar - Pomona by IHG. Free self parking is available.

Smoking is allowed in designated areas at this 3-star Diamond Bar hotel.

For a fee, guests can enjoy full breakfast daily from 6:00 AM to 11:00 AM.
DBs Grille and Lounge - This restaurant serves breakfast, lunch, and dinner. Guests can enjoy drinks at the bar.
Room service (during limited hours) is available.

Property amenities

Internet

  • Available in all rooms: Free WiFi and wired internet
  • Available in some public areas: Free WiFi and wired internet

Parking and transport

  • Free self parking on site
  • Limited on-site self parking
  • Wheelchair-accessible parking available

Food and drink

  • Daily full breakfast available 6:00 AM to 11:00 AM for a fee: USD 10 to 20 per person
  • A bar/lounge
  • A restaurant
  • Snack bar/deli

Restaurants on site

  • DBs Grille and Lounge

Things to do

  • Full-service spa
  • Gym
  • Hot tub
  • Outdoor pool

Family friendly

  • In-room refrigerator
  • Laundry facilities
  • Outdoor pool
  • Snack bar/deli

Conveniences

  • 24-hour front desk
  • ATM
  • Gift shop/newsstand
  • Laundry facilities
  • Safe at front desk
  • Shared microwave
  • Vending machine
  • Water dispenser

Guest services

  • Change of bedsheets (on request)
  • Concierge services
  • Dry cleaning/laundry service
  • Housekeeping on request
  • Multilingual staff

Business services

  • 2,799 square feet of conference space
  • Business centre
  • Computer station
  • Meeting rooms

Accessibility

  • If you have requests for specific accessibility needs, please contact the property using the information on the reservation confirmation received after booking.
  • Assistive listening devices
  • Braille/raised signage
  • Lift
  • Wheelchair-accessible business centre
  • Wheelchair-accessible gym
  • Wheelchair-accessible parking
  • Wheelchair-accessible path of travel
  • Wheelchair-accessible pool
  • Wheelchair-accessible registration desk

More

  • 6 floors
  • Ballroom
  • Banquet hall
  • Designated smoking areas (fines apply)
  • Vegan dining options
  • Vegetarian breakfast available
  • Vegetarian dining options

Room amenities

Bedroom

  • Bedsheets provided

Bathroom

  • Free toiletries
  • Hair dryer
  • Private bathroom
  • Shower
  • Towels provided

Entertainment

  • Flat-screen TV with premium cable channels

Food and drink

  • Coffee/tea maker
  • Limited room service
  • Refrigerator

More

  • Air conditioning (climate-controlled)
  • Connecting rooms available
  • Desk
  • Free local calls
  • Iron/ironing board
  • Laptop workspace
  • Phone
  • Safe
  • Water-efficient showers

Policies

Check-in

Check-in time starts at 3:00 PM
Contactless check-in available
Minimum check-in age: 21

Check-out

Check-out before noon
Contactless check-out available

Special check-in instructions

An adult age 18 or older must assume all liability for the booking
Front desk staff will greet guests on arrival at the property
This property doesn't offer after-hours check-in
Information provided by the property may be translated using automated translation tools
Guests booked in breakfast included rate plans receive breakfast for up to 2 adults who are sharing a guestroom. Breakfast fees apply for additional guests.
Guests booked in dinner included rate plans receive dinner for up to 2 adults who are sharing a guestroom. Dinner fees apply for additional guests.

Renovations and closures

The following facilities are closed on Sunday:
  • Bar/lounge
  • Dining venue(s)

Access methods

Staffed front desk

Pets

  • No pets allowed

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

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 20 per person

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, a smoke detector, a security system, and window guards
This property affirms that it follows the cleaning and disinfection practices of Clean Promise (IHG)
Please note that cultural norms and guest policies may differ by country and by property; the policies listed are provided by the property
This property doesn't offer after-hours check-in. Front desk staff will greet guests on arrival at the property. An adult age 18 or older must assume all liability for the booking.
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

  • Pool access available from 7 AM to 10 PM.
  • Connecting/adjoining rooms are subject to availability and can be requested by contacting the property at the number on your booking confirmation.
  • This property welcomes guests of all sexual orientations and gender identities (LGBTQ+ friendly).

Property is also known as

Diamond Bar Holiday Inn
Holiday Inn Diamond Bar
Holiday Inn Hotel Diamond Bar
Holiday Inn Diamond Bar Hotel
Holiday Inn Select Diamond Bar Hotel Diamond Bar

Holiday Inn Diamond Bar - Pomona by IHG Reviews

Reviews

9.0

Wonderful

Rating 10 - Excellent. 676 out of 1010 reviews
Rating 8 - Good. 194 out of 1010 reviews
Rating 6 - Okay. 71 out of 1010 reviews
Rating 4 - Poor. 35 out of 1010 reviews
Rating 2 - Terrible. 34 out of 1010 reviews

9.2/10

Cleanliness

9.0/10

Staff & service

8.6/10

Amenities

9.0/10

Property conditions & facilities

Reviews

Verified review

10/10 Excellent

Lilia

Liked: Cleanliness, staff & service, property conditions & facilities
Great place to stay.
Stayed 1 night in Dec 2025
Verified review

10/10 Excellent

Phea

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
The staffs are friendly and the hotel is clean.
Stayed 1 night in Mar 2026
Verified review

10/10 Excellent

Christopher

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Great Place Very Clean
Stayed 1 night in Apr 2026
Verified review

10/10 Excellent

julissa

Liked: Cleanliness
Clean room, parking was easy, breakfast was great! Highly recommend ◡̈
Stayed 2 nights in Apr 2026
Verified review

10/10 Excellent

Moraima

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Plenty of parking. The hotel is kinda secluded so you feel safe. The room was nice and clean and the bed was comfortable. I love this hotel.
Stayed 1 night in Apr 2026
Verified review

10/10 Excellent

Krystie Ann

Liked: Cleanliness, staff & service
Great staff!
Stayed 1 night in Mar 2026
Verified review

10/10 Excellent

Javier

Liked: Cleanliness, amenities, property conditions & facilities
Room was clean and staff was awesome.
Stayed 2 nights in Feb 2026
Verified review

10/10 Excellent

Byron

Liked: Cleanliness, amenities, property conditions & facilities
Rooms were comfortable clean. Staff were amazing Food was delicious
Stayed 2 nights in Feb 2026
Verified review

10/10 Excellent

Carlos

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Excelente 👌
Stayed 1 night in May 2026
Verified review

10/10 Excellent

erick

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
The hotel was very clean from the moment I entered the hotel and the room was very elegant and smelled fresh and clean. I would definitely rebook a room here again.
Stayed 1 night in Apr 2026
Verified review

10/10 Excellent

Mynor

Liked: Cleanliness, amenities, property conditions & facilities
Great location, room was great and clean.
Stayed 3 nights in Nov 2025
Verified review

10/10 Excellent

Thuy

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Easy and safe parking at this location. This was a clean hotel with plenty of amenities. Coffee is available in the lobby as well as in the rooms.
Stayed 1 night in Apr 2026
Verified review

10/10 Excellent

Julie

Liked: Cleanliness
Very nice hotel, clean and comfortable. Everyone was professional and friendly.
Stayed 2 nights in Mar 2026
Verified review

10/10 Excellent

Bophanary

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Israel the front desk person was so helpful and kind. We had an upgrade. Room was clean and their breakfast was good
Stayed 1 night in Apr 2026
Verified review

10/10 Excellent

BRIANNA

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
The staff is what made it great. Overall amazing.
Stayed 2 nights in Feb 2026
Verified review

10/10 Excellent

Michelle

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
The room was very clean and nice and I feel very comfortable there
Stayed 1 night in Mar 2026
Verified review

10/10 Excellent

Sherri

Liked: Cleanliness, staff & service, amenities
Staff was super pleasant. Hotel is older, but well maintained and any issues are immediately handled. Parking was safe and well lit. We did not eat breakfast, but it was well attended and had good eye appeal.
Stayed 6 nights in Apr 2026
Verified review

8/10 Good

paul

Liked: Cleanliness, property conditions & facilities
It was ok
Stayed 1 night in Apr 2026
Verified review

8/10 Good

CHUN HUNG

Liked: Cleanliness, staff & service, amenities
every thing good...
Stayed 4 nights in Mar 2026
Verified review

10/10 Excellent

hilda

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Very friendly staff
Stayed 1 night in Dec 2025
Verified review

10/10 Excellent

Ivonne

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Great Hotel!
Stayed 1 night in Jul 2025
Verified review

10/10 Excellent

Katey

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Clean, close to restaurants, quiet, comfortable beds, good buffet breakfast
Stayed 1 night in Jul 2025
Verified review

10/10 Excellent

Shelley

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Love this hotel
Stayed 3 nights in May 2025
Verified review

10/10 Excellent

Raul

Liked: Cleanliness, amenities
Good area
Stayed 1 night in Dec 2025
Verified review

10/10 Excellent

Maria

Liked: Cleanliness, staff & service, amenities
Check in was quick! Beds were comfy! & noone bugged us before our checkout. Had a very long day travel day & we needed the rest
Stayed 1 night in Feb 2026