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Holiday Inn Diamond Bar - Pomona by IHG

3.0 star property

Choose dates to view prices

Photo gallery for Holiday Inn Diamond Bar - Pomona by IHG

Breakfast, lunch and dinner served
Daily full breakfast for a fee
Suite, 1 Bedroom | In-room safe, desk, laptop workspace, iron/ironing board
Exterior
Property amenity

Reviews

9.0 out of 10
Wonderful

Popular amenities

  • Pool
  • Hot tub
  • Spa
  • Parking included
  • Free WiFi
  • Restaurant

Explore the area

View in a map
21725 Gateway Center Dr, Diamond Bar, CA, 91765
  • Place, Steep Canyon Trailhead
    ‪6 min drive‬
  • Place, California State Polytechnic University, Pomona
    ‪9 min drive‬
  • Place, Brea Mall
    ‪9 min drive‬
  • Airport, Ontario, CA (ONT-Los Angeles - Ontario Intl.)
    ‪29 min drive‬

Room options

View all photos for Suite, 1 Bedroom

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

Suite, 1 Bedroom

  • 280 sq ft
  • 1 bedroom
  • Sleeps 2
  • 1 Twin Bed

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)
  • 280 sq ft
  • 1 bedroom
  • Sleeps 2
  • 1 Queen Bed

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)
  • 220 sq ft
  • 1 bedroom
  • Sleeps 2
  • 1 Queen Bed

View all photos for Standard Room, 2 Queen Beds

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

Standard Room, 2 Queen Beds

9.0 out of 10
Wonderful
(40 reviews)
  • 220 sq ft
  • 1 bedroom
  • Sleeps 4
  • 2 Queen Beds

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

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

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

  • 220 sq ft
  • 1 bedroom
  • Sleeps 4
  • 2 Queen Beds

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

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

Standard Room, 2 Queen Beds (Top Floor)

9.6 out of 10
Exceptional
(19 reviews)
  • 220 sq ft
  • 1 bedroom
  • Sleeps 4
  • 2 Queen Beds

View all photos for Standard Room, 1 King Bed

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

Standard Room, 1 King Bed

9.4 out of 10
Exceptional
(33 reviews)
  • 220 sq ft
  • 1 bedroom
  • Sleeps 2
  • 1 King Bed

View all photos for Standard Room

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

Standard Room

  • 220 sq ft
  • 1 bedroom
  • Sleeps 2
  • 1 Twin Bed

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

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

Standard Room, 1 King Bed (Top Floor)

9.6 out of 10
Exceptional
(9 reviews)
  • 280 sq ft
  • 1 bedroom
  • Sleeps 3
  • 1 King Bed

View all photos for Suite, 1 King Bed

Shower, free toiletries, hair dryer, towels

Suite, 1 King Bed

10.0 out of 10
Exceptional
(4 reviews)
  • 220 sq ft
  • 1 bedroom
  • Sleeps 4
  • 1 King Bed

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About the neighborhood

Diamond Bar

Holiday Inn Diamond Bar - Pomona by IHG places you within a 10-minute drive of Mount San Antonio College and Avant Relaxology Center. This 176-room, 3-star hotel welcomes guests with conveniences like a full-service spa, an outdoor pool, and free in-room WiFi.

What's nearby

  • Steep Canyon Trailhead - 6 min drive - 2.8 miles
  • Kindred Hospital Brea - 8 min drive - 7.0 miles
  • California State Polytechnic University, Pomona - 9 min drive - 6.0 miles
  • Brea Mall - 9 min drive - 7.9 miles
  • Puente Hills Mall - 10 min drive - 6.5 miles

Getting around

  • Walnut Industry Station - 2 min drive
  • Los Angeles - Ontario Intl. Airport (ONT) - 37 min drive

Restaurants

  • ‪Starbucks - ‬19 min walk
  • ‪Torotea - ‬3 min drive
  • ‪McDonald's - ‬19 min walk
  • ‪Starbucks - ‬18 min walk
  • ‪Popeyes Louisiana Kitchen - ‬2 min drive

About this property

Holiday Inn Diamond Bar - Pomona by IHG

Holiday Inn Diamond Bar - Pomona by IHG features a full-service spa, an outdoor pool, and a gym. Free parking is included with your stay. Multilingual staff at the front desk are standing by 24/7 to help with securing valuables, dry cleaning/laundry, and concierge services. Other amenities at this spa hotel include free WiFi in public areas, a hot tub, and meeting rooms.
Flat-screen TVs come with cable channels, and guests can stay connected with free WiFi and wired Internet. Bathrooms offer hair dryers and free toiletries. Refrigerators, coffee makers, and free local calls are other standard amenities. Housekeeping is available on request.
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.

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Apr 19 - Apr 20
Total with taxes and fees
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Property amenities

Internet

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

Parking and transportation

  • Free self parking on site
  • 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 center
  • 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
  • Elevator
  • Wheelchair-accessible business center
  • 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

  • This property doesn't allow pets

Property payment types

Important information

Optional extras

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

  • Fee for full breakfast: approximately USD 10 to 20 per person

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

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
  • Check-in: 3:00 PM
  • Check-out: noon
  • Minimum check-in age: 21
The front desk is open 24 hours a day. Driving? This property offers free parking.

We should mention

Details about charges, deposits, or other important information:

  • This property is managed by a professional host. The provision of housing is linked to their trade, business, or profession.
  • Charges for extra guests may apply and vary depending on the property's policy.
  • A cash deposit, credit card, or debit card for incidental charges, as well as a government-issued photo ID, may be required at check-in.
  • Special requests are subject to availability at the time of check-in and can't be guaranteed. Certain requests may come with additional charges.
  • This property accepts credit cards. Cash is not accepted. 
  • Onsite safety features include a fire extinguisher, a smoke detector, a security system, and window guards.
  • Cashless payment methods are available for all transactions.
  • This property affirms that it follows the cleaning and disinfection practices of Clean Promise (IHG).

Additional information about polices, regulations, and more:

  • Pool access available from 7 AM to 10 PM.
  • Connecting or adjoining rooms can be requested, but all rooms are subject to availability. Contact the property using the phone number on your booking confirmation.
  • No cribs or infant beds are available.
  • No rollaway or extra beds are available.
  • 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

Are free cancellation options available at Holiday Inn Diamond Bar - Pomona by IHG?

Holiday Inn Diamond Bar - Pomona by IHG provides free cancellation on certain room rates. For additional details, take a look at the cancellation policy on our site.

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

As of Apr 17, 2026, prices found for a 1-night stay for 2 adults at Holiday Inn Diamond Bar - Pomona by IHG on Apr 21, 2026 start from $153, 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.

What's there to see within easy reach of Holiday Inn Diamond Bar - Pomona by IHG?

This hotel is located in Diamond Bar, close to Puente Hills Mall, Carbon Canyon Regional Park, and The Shoppes at Chino Hills. You'll also find Avant Relaxology Center and South Hills Country Club nearby.

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

There is a full-service spa at this available for guests to enjoy at this hotel.

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

No, Holiday Inn Diamond Bar - Pomona by IHG doesn't have a casino.

Will I find an indoor pool at Holiday Inn Diamond Bar - Pomona by IHG?

No, this hotel doesn't have an indoor pool; however, there are an outdoor pool and a hot tub. Guests have pool access between 7 AM and 10 PM.

Does Holiday Inn Diamond Bar - Pomona by IHG have a restaurant that serves breakfast?

Yes, Holiday Inn Diamond Bar - Pomona by IHG serves a full breakfast for a surcharge each morning at DBs Grille and Lounge.

Does Holiday Inn Diamond Bar - Pomona by IHG allow pets to stay free of charge?

No, pets aren't allowed at Holiday Inn Diamond Bar - Pomona by IHG.

Where is the closest airport to Holiday Inn Diamond Bar - Pomona by IHG?

The closest major airport to Holiday Inn Diamond Bar - Pomona by IHG is Fullerton, CA (FUL-Fullerton Municipal), which is 15.4 mi away (21 minutes by car). Another top airport is Los Angeles - Ontario Intl. Airport (ONT), which is located 19.2 mi away (37-minute drive).

Holiday Inn Diamond Bar - Pomona by IHG Reviews

Reviews

9.0

Wonderful

Rating 10 - Excellent. 650 out of 1000 reviews
Rating 8 - Good. 207 out of 1000 reviews
Rating 6 - Okay. 72 out of 1000 reviews
Rating 4 - Poor. 37 out of 1000 reviews
Rating 2 - Terrible. 34 out of 1000 reviews

9.2/10

Cleanliness

9.0/10

Staff & service

8.6/10

Amenities

9.0/10

Property conditions & facilities

Reviews

10/10 Excellent

Mary

Stayed 1 night in Feb 2026

10/10 Excellent

Caesar

Stayed 1 night in Jan 2026

8/10 Good

Gary

Liked: Cleanliness, amenities, property conditions & facilities
The only issue I had was the driveway emptying onto a blind curve. Very dangerous
Stayed 4 nights in Jan 2026

8/10 Good

Tiffany

Stayed 1 night in Jan 2026

10/10 Excellent

Tiffany

Stayed 1 night in Jan 2026

8/10 Good

Kathryn

Traveled with partner
Liked: Cleanliness, amenities, property conditions & facilities
The service was great! The person who checked us in were the best. However, we had a leak in our sink that spread in the night and only got a "sorry that happened."
Stayed 1 night in Dec 2025

10/10 Excellent

Dulce

Stayed 3 nights in Jan 2026

10/10 Excellent

Aileen

Stayed 2 nights in Jan 2026

10/10 Excellent

Christina

Stayed 1 night in Jan 2026

10/10 Excellent

Maria, Cupertino

Traveled with family
Liked: Cleanliness, amenities, property conditions & facilities
yes
Stayed 2 nights in Jan 2026

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

10/10 Excellent

Zhongqi

Stayed 1 night in Dec 2025

6/10 Okay

Yucheng

Stayed 1 night in Dec 2025

6/10 Okay

William

Liked: Cleanliness
Room was okay, the thermostat was fake and didnt work, kind of odd.
Stayed 1 night in Dec 2025

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

10/10 Excellent

Claudia

Stayed 1 night in Dec 2025

10/10 Excellent

Shelley, pollock pines

Liked: Cleanliness, amenities, property conditions & facilities
At check-in, your staff is just completely amazing. I can’t say enough good things about them all.
Stayed 2 nights in Nov 2025

10/10 Excellent

Shelley, pollock pines

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

10/10 Excellent

Rafael

Stayed 1 night in Dec 2025

10/10 Excellent

VERONICA

Traveled with family and small children, Traveled with family
Liked: Cleanliness, amenities, property conditions & facilities
Staff was amazing, super clean, pool is Luke warm and spa is amazingly hot. Excellent experience.
Stayed 1 night in Dec 2025

10/10 Excellent

Harriet

Liked: Cleanliness, amenities
Helpful staff
Stayed 6 nights in Dec 2025

10/10 Excellent

Abner

Stayed 1 night in Dec 2025

10/10 Excellent

Lilia

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

10/10 Excellent

hilda

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

10/10 Excellent

Marshell, Yuma

Traveled with family
Liked: Cleanliness, amenities, property conditions & facilities
Everything was nice. Quiet stay.
Stayed 3 nights in Nov 2025