Along with 2 restaurants, this hotel has a full-service spa and a golf course. Free buffet breakfast, free WiFi in public areas, and free self parking are also provided. Additionally, an indoor pool, 3 bars/lounges, and a fitness center are onsite. Castleknock Hotel offers 190 accommodations with safes and coffee/tea makers. A pillow menu is available. 43-inch Smart televisions come with satellite channels. Bathrooms include complimentary toiletries and hair dryers.
This Diswellstown hotel provides complimentary wired and wireless Internet access. Business-friendly amenities include desks and phones. Housekeeping is offered daily and hypo-allergenic bedding can be requested.
Guests can play rounds at the 18-hole golf course. An indoor pool, a children's pool, and a hot tub are on site. Other recreational amenities include a sauna and a fitness center.
Children under 16 years old are not allowed in the swimming pool without adult supervision.
The recreational activities listed below are available either on site or nearby; fees may apply.
Bedrooms & Baths
Built for staying, not just sleeping
Elevator
Property Amenities
What you'll find on site
Outdoor pool
Fitness center
Spa lounge
Sun deck
Free parking
High-speed WiFi
Guest Reviews
Castleknock Hotel Reviews
Review Score: 8
I was staying in one of the suites and it was fabulous, tastefully decorated, comfortable sofa, comfortable bed, walk in wardrobe and excellent air-conditioning. The bathroom was on the smaller side f...
Sinead · Jul 12, 2026 07:17:01 PM
Review Score: 10
Excellent room and nice breakfast
Gary · Jul 12, 2026 06:16:59 PM
Review Score: 10
Great stay and lovely food and hotel
Robert · Jul 8, 2026 10:53:48 PM
Good to know · before you book.
Check-in+
Check-in start time: 4:00 pm; check-in end time: anytime express check-in available minimum check-in age: 18
Check-out+
Check-out before noon
Pets+
Pets not allowed (service animals are welcome, and are exempt from fees)
Child+
Children are welcome. kids stay free! one child 3 years old or younger stays free when using existing bedding. rollaway/extra beds are not available.
Stay length+
1-night minimum. No fixed check-in day.
Booking+
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FAQ
Frequently asked questions
Is this property pet-friendly for guests?
Does the property have a swimming pool?
How much does it cost per night to stay in property?
Is property a family-friendly place to stay?
Is the property wheelchair accessible or offer services for disabled guests?
What is the minimum night stay policy for the property?
What cancellation policy is in place for property?
01 / 07
Is this property pet-friendly for guests?
No, pets are not allowed at this property. Check the guest reviews to learn what guests had to share.
02 / 07
Does the property have a swimming pool?
Yes, this Castleknock Hotel has a swimming pool. Check the Facility Overview section for details about the pool and other available facilities.
03 / 07
How much does it cost per night to stay in property?
Best-rates for the Castleknock Hotel starts from $229 per night with includes Parking, Pool, TV, Accessibility, Business Services, Sports/Activities, Laundry, Designated Smoking Area, Balcony/Terrace, Wellness Facilities, Spa, Fireplace/Heating, Restaurant, Breakfast, Hot Tub, Wheelchair Accessible, Guest Services, Child Friendly, Internet, Kitchen, Bedding/Linens, Bar, Toiletries, Barbecue/Outdoor Cooking with all other facilities. matches every traveler with their perfect accommodation, whether you are traveling with a group, friends, family, or pets.
04 / 07
Is property a family-friendly place to stay?
Based on the information we have received from the owner or our partner, this is considered to be a family-friendly property. Families have rated this hotel 4 stars or guests have recommended them suitable for families. As reported by the owner or manager, the hotel has specified that children are welcome. Please see details about suitability for your family or inquire with the property to learn more.
05 / 07
Is the property wheelchair accessible or offer services for disabled guests?
Based on the information received from our partner, the Castleknock Hotel is wheelchair accessible. Likewise, there is an elevator specified as being available at the property. Specific accessibility details may be addressed in the property details section of this page.
06 / 07
What is the minimum night stay policy for the property?
Based on the information reported by the owner or manager, the Castleknock Hotel indicates 1 day stay policy at this hotel. Guests are cautioned that the minimum stay policy may differ based on seasonality or availability and may be at the discretion of the owner or manager.
07 / 07
What cancellation policy is in place for property?
Guests are cautioned that the cancellation policy may differ based on seasonality, availability, or current travel restrictions. Guests should also be aware that this policy may be subject to change and should be confirmed prior to booking. More details may be available on this page in the property description. However, early check-in or late check-out can sometimes be negotiated between the guest and the owner or the manager of this property.
No, pets are not allowed at this property. Check the guest reviews to learn what guests had to share.
Yes, this Castleknock Hotel has a swimming pool. Check the Facility Overview section for details about the pool and other available facilities.
Best-rates for the Castleknock Hotel starts from $229 per night with includes Parking, Pool, TV, Accessibility, Business Services, Sports/Activities, Laundry, Designated Smoking Area, Balcony/Terrace, Wellness Facilities, Spa, Fireplace/Heating, Restaurant, Breakfast, Hot Tub, Wheelchair Accessible, Guest Services, Child Friendly, Internet, Kitchen, Bedding/Linens, Bar, Toiletries, Barbecue/Outdoor Cooking with all other facilities. matches every traveler with their perfect accommodation, whether you are traveling with a group, friends, family, or pets.
Based on the information we have received from the owner or our partner, this is considered to be a family-friendly property. Families have rated this hotel 4 stars or guests have recommended them suitable for families. As reported by the owner or manager, the hotel has specified that children are welcome. Please see details about suitability for your family or inquire with the property to learn more.
Based on the information received from our partner, the Castleknock Hotel is wheelchair accessible. Likewise, there is an elevator specified as being available at the property. Specific accessibility details may be addressed in the property details section of this page.
Based on the information reported by the owner or manager, the Castleknock Hotel indicates 1 day stay policy at this hotel. Guests are cautioned that the minimum stay policy may differ based on seasonality or availability and may be at the discretion of the owner or manager.
Guests are cautioned that the cancellation policy may differ based on seasonality, availability, or current travel restrictions. Guests should also be aware that this policy may be subject to change and should be confirmed prior to booking. More details may be available on this page in the property description. However, early check-in or late check-out can sometimes be negotiated between the guest and the owner or the manager of this property.
Internet
Security/Safety
