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Holiday Inn Diamond Bar - Pomona by IHG

3.0 star property

Photo gallery for Holiday Inn Diamond Bar - Pomona by IHG

Breakfast, lunch and dinner served
Exterior
Property amenity
Daily full breakfast for a fee
Suite, 1 Bedroom

Reviews

9.0 out of 10
Wonderful

Popular amenities

  • Spa pool
  • Spa
  • Parking included
  • Free Wi-Fi
The current price is AU$216
includes taxes & fees
8 July - 9 July

Explore the area

View map
21725 Gateway Center Dr, Diamond Bar, CA, 91765
  • Place, Mount San Antonio College
    ‪7 min drive‬
  • Place, California State Polytechnic University, Pomona
    ‪9 min drive‬
  • Place, Brea Mall
    ‪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)

In-room safe, desk, laptop workspace, iron/ironing board

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)

In-room safe, desk, laptop workspace, iron/ironing board

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

9.2 out of 10
Wonderful
(43 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)

9.6 out of 10
Exceptional
(19 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

Standard Room

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 the area

Diamond Bar

At Holiday Inn Diamond Bar - Pomona by IHG, you'll be 6.1 km (3.8 mi) from Mount San Antonio College and 8 km (5 mi) from California State Polytechnic University, Pomona. Highlights at this hotel include a full-service spa, a restaurant and an outdoor swimming pool. .The restaurant, DBs Grille and Lounge, is open for breakfast, lunch and dinner. For a drink, you can stop by the hotel's own lounge bar. Enjoy the gym and Hot tub. 2799 square feet (260 square metres) of event facilities include meeting rooms and conference space, and other business amenities include a business centre. Other amenities include free Wi-Fi in public areas, a snack bar/deli and laundry facilities. Full breakfast is available daily between 6:00 AM and 11:00 AM. There's also the convenience of free self parking. .In proximity to this 3-property class Diamond Bar hotel you'll find California State University, Fullerton.

What's nearby

  • Steep Canyon Trailhead - 6 min drive - 4.5 km
  • Mount San Antonio College - 7 min drive - 6.3 km
  • California State Polytechnic University, Pomona - 9 min drive - 8.9 km
  • Brea Mall - 9 min drive - 12.7 km
  • California State University, Fullerton - 12 min drive - 16.0 km

Getting around

  • Walnut Industry Station - 4 min drive
  • Fullerton, CA (FUL-Fullerton Municipal) - 21 min drive

Restaurants

  • ‪Starbucks - ‬19 min walk
  • ‪Torotea - ‬3 min drive
  • ‪McDonald's - ‬19 min walk
  • ‪Starbucks - ‬18 min walk
  • ‪In-N-Out Burger - ‬15 min walk

About this property

Holiday Inn Diamond Bar - Pomona by IHG

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 centre and meeting rooms are available. Event space at this hotel measures 2799 square feet (260 square metres) and includes conference space. A fitness centre, 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.

  • 176 guestrooms or units
  • 6 levels
  • Conference rooms
  • 2799 sq ft of conference space
  • 260 sq. m of conference space
  • Deli
  • Business facilities
  • Conference space
  • Breakfast available (surcharge)
  • Dry cleaning
  • Self-service laundry
  • Front desk (24 hours)
  • Staff members are multilingual
  • Front desk safe
  • Concierge
  • Gift shop
  • ATM
  • Lift
  • Smoking in designated areas
  • Microwave in a common area
  • Water dispenser
  • Bar or lounge
  • Dining venue
Holiday Inn Diamond Bar - Pomona by IHG offers 176 accommodations with a safe and coffee/tea makers. Flat-screen televisions come with premium cable channels. Bathrooms include a shower, complimentary toiletries and hairdryers.

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

Guests can indulge in a pampering treatment at the hotel's full-service spa.

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Free daily buffet breakfast
Ayres Suites Diamond Bar
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  • Pool
  • Spa pool
  • Breakfast included
  • Parking included
4.7 out of 5, Exceptional, 1,432 reviews
The price is AU$198
includes taxes & fees
22 July - 23 July
Ayres Suites Diamond Bar

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 and check-out are available
Minimum check-in age - 21

Check-out

Check-out before noon
Contactless check-out

Special check-in instructions

An adult aged 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
  • Restaurant

Access methods

Staffed front desk

Pets

  • No pets allowed

Children and extra beds

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

Payment types

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

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
Charges for extra guests may apply and vary according to property policy.
A cash deposit, credit card or debit card for incidental charges and government-issued photo identification may be required upon check-in.
Special requests are subject to availability at the time of check-in. Special requests can't be guaranteed and may incur additional charges.
    This property is managed by a professional host. The provision of housing is linked to their trade, business or profession. This property accepts Visa, Mastercard, American Express, Discover, Diners Club, JCB International, Union Pay and Carte Blanche. Cash is not accepted. For guests' safety, the property includes a fire extinguisher, a smoke detector, a security system and window guards in all accommodation. Cashless payment methods are available for all transactions. This property affirms that it follows the cleaning and disinfection practices of Clean Promise (IHG) guidelines.

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

Frequently asked questions

What is the cancellation policy at Holiday Inn Diamond Bar - Pomona by IHG?

Holiday Inn Diamond Bar - Pomona by IHG offers free cancellation on select room rates. Check out the cancellation policy for more info.

How much does it cost to stay at Holiday Inn Diamond Bar - Pomona by IHG?

As of 5 July 2026, prices found for a 1-night stay for 2 adults at Holiday Inn Diamond Bar - Pomona by IHG on 8 July 2026 start from AU$216, including taxes and fees. This price is based on the lowest nightly price found in the last 24 hours for stays in the next 30 days. Prices are subject to change. Choose your dates for more accurate prices.

Is parking available at Holiday Inn Diamond Bar - Pomona by IHG?

Yep, Holiday Inn Diamond Bar - Pomona by IHG has a free self car park.

Is there a spa on site at Holiday Inn Diamond Bar - Pomona by IHG?

Yep, there is an onsite spa at Holiday Inn Diamond Bar - Pomona by IHG.

Does Holiday Inn Diamond Bar - Pomona by IHG have a pool?

Holiday Inn Diamond Bar - Pomona by IHG has an outdoor pool. The pool is open 7 AM to 10 PM.

Does Holiday Inn Diamond Bar - Pomona by IHG serve breakfast?

Yep, full brekkie is on offer daily between 6:00 AM and 11:00 AM.

Is there a free airport shuttle available at Holiday Inn Diamond Bar - Pomona by IHG?

No, Holiday Inn Diamond Bar - Pomona by IHG does not offer an airport shuttle service.

Is there a bar or restaurant at Holiday Inn Diamond Bar - Pomona by IHG?

Yep, they've got a lounge bar and an onsite restaurant that serves breakfast, lunch and dinner. The dining venue is closed on Sunday.

What time are check-in & check-out at Holiday Inn Diamond Bar - Pomona by IHG?

Check-in begins at 3:00 PM. Check-out time is noon.

Are pets allowed at Holiday Inn Diamond Bar - Pomona by IHG?

No, pets are not allowed.

Holiday Inn Diamond Bar - Pomona by IHG Reviews

Reviews

9.0

Wonderful

Rating 10 - Excellent. 670 out of 1006 reviews
Rating 8 - Good. 199 out of 1006 reviews
Rating 6 - Okay. 70 out of 1006 reviews
Rating 4 - Poor. 34 out of 1006 reviews
Rating 2 - Terrible. 33 out of 1006 reviews

9.2/10

Cleanliness

9.0/10

Staff & service

8.6/10

Amenities

9.0/10

Property conditions & facilities

Reviews

Verified

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

10/10 Excellent

Lilia

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

10/10 Excellent

Krystie Ann

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

10/10 Excellent

Javier

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

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

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

10/10 Excellent

Julie

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

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

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

10/10 Excellent

Mynor

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

8/10 Good

CHUN HUNG

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

10/10 Excellent

hilda

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

10/10 Excellent

Raul

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

8/10 Good

Joyce

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
The staff were really nice.They upgraded our room without additional charhes.Rooms were clean & place is quite.Thank you to Kate for assisting us
Stayed 1 night in Mar 2026
Verified

10/10 Excellent

Yinghung

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
The person working at the front desk was very friendly. The room was spotless and tidy. It was also very quiet, even on Sunday night. Overall, the experience was amazing. My family and I will definitely stay at this hotel again.
Stayed 1 night in Mar 2026
Verified

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
Verified

10/10 Excellent

Vanessa

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
The location was very convenient, making it easy to get around and explore the area. The room was clean, comfortable, and well-maintained, which made my stay very pleasant. The staff was friendly, professional and always willing to help with anything I needed. I especially appreciated how smooth the check-in and check-out process was. Everything felt organized and welcoming from start to finish. Overall, it was a very positive experience, and I would definitely stay here again in the future. Highly recommend!
Stayed 4 nights in Mar 2026
Verified

10/10 Excellent

Ivonne

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

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

10/10 Excellent

Shelley

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

10/10 Excellent

Joyao

Liked: Cleanliness, staff & service, property conditions & facilities, room comfort
Clean rooms, nice amenities available. Breakfast a little pricy. Plenty of parking available.
Stayed 6 nights in Dec 2025
Verified

10/10 Excellent

Shelley

Liked: Cleanliness, amenities, property conditions & facilities
It’s always easier to check in here. Great staff great location. I stay here a lot.
Stayed 1 night in Dec 2025
Verified

10/10 Excellent

Miguel

Liked: Cleanliness, staff & service, property conditions & facilities
My room was clean, staff friendly, very quiet.
Stayed 1 night in Oct 2025
Verified

10/10 Excellent

Armando

Liked: Cleanliness, property conditions & facilities
The room was very clean, missing towels but staff very helpful and kind
Stayed 1 night in Dec 2025
Verified

10/10 Excellent

Eliana

Liked: Cleanliness, staff & service, property conditions & facilities
Clean room. Comfortable bed. 10 Star Staff!! Thank you Katia for a wonderful service. We will definitely go back.
Stayed 4 nights in Mar 2026