Search Hostels in Castleknock

Start date: Check-in selected.
To Date
End date: Check-out

  • Change your mind

    Book hotels with free cancellation

  • Treat yourself

    Sign in to save 10% or more on thousands of hotels
    Sign in

  • Be picky

    Search almost a million properties worldwide

Check prices for these dates

Next weekend
26 Dec - 28 Dec
In two weeks
2 Jan - 4 Jan
In one month
16 Jan - 18 Jan
In two months
13 Feb - 15 Feb

Our top choices for Castleknock hostels

Restaurant
Ashfield Hostel

Ashfield Hostel

Ashfield Hostel
2.0 star property
City Centre Dublin
8.0 out of 10, Very good, (174)
"Okay"
United States
Maryna
The price is €85
includes taxes & fees
5 Jan - 6 Jan 2026
Ashfield Hostel
Lobby sitting area
Latroupe Jacobs Inn

Latroupe Jacobs Inn

Latroupe Jacobs Inn
2.0 star property
City Centre Dublin
8.6 out of 10, Excellent, (1000)
"great room, hostel style vibe"
United States
IULIIA
The price is €90
includes taxes & fees
12 Jan - 13 Jan 2026
Latroupe Jacobs Inn
Chapel Experience - Gallery (Sleeps 28)
Gardiner House Hostel

Gardiner House Hostel

Gardiner House Hostel
2.0 star property
City Centre Dublin
8.2 out of 10, Very good, (374)
"I only spent an evening here but it was great! Everything was clean and well organized and I enjoyed my stay! Shops and pubs within walking distance and easy to navigate. Would definitely stay here again!"
Canada
Julma
The price is €80
includes taxes & fees
22 Dec - 23 Dec
Gardiner House Hostel
Twin Room
Abigails Hostel

Abigails Hostel

Abigails Hostel
2.0 star property
City Centre Dublin
8.4 out of 10, Very good, (319)
"Stayed one night - everything was clean and safe, staff was great. Would recommend!"
Canada
Melanie
The price is €79
includes taxes & fees
5 Jan - 6 Jan 2026
Abigails Hostel
Floor plan
Garden Lane Backpackers

Garden Lane Backpackers

Garden Lane Backpackers
2.0 star property
City Centre Dublin
8.4 out of 10, Very good, (153)
"Great"
United Kingdom
Rohan
The price is €96
includes taxes & fees
22 Dec - 23 Dec
Garden Lane Backpackers
Lobby
Leevin Hostel Mountjoy

Leevin Hostel Mountjoy

Leevin Hostel Mountjoy
1.0 star property
City Centre Dublin
7.6 out of 10, Good, (30)
"The staff went above and beyond"
United States
Magdalena
The price is €74
includes taxes & fees
22 Dec - 23 Dec
Leevin Hostel Mountjoy
Terrace/patio
Abbey Court Hostel

Abbey Court Hostel

Abbey Court Hostel
2.0 star property
City Centre Dublin
8.0 out of 10, Very good, (191)
"Location is phenomenal!"
United States
Jorge
The price is €92
includes taxes & fees
23 Dec - 24 Dec
Abbey Court Hostel
Standard Studio, 1 Double Bed, Non Smoking
Dublin Central Suites

Dublin Central Suites

Dublin Central Suites
2.0 star property
City Centre Dublin
8.6 out of 10, Excellent, (30)
"Great place to stay"
United Kingdom
Amy
The price is €89
includes taxes & fees
18 Jan - 19 Jan 2026
Dublin Central Suites
Living area
The Dawson Hostel

The Dawson Hostel

The Dawson Hostel
2.0 star property
City Centre Dublin
7.0 out of 10, Good, (10)
"It’s no to bad , the staff are very kind and friendly "
United Kingdom
Sandra Aracely
The price is €84
includes taxes & fees
6 Jan - 7 Jan 2026
The Dawson Hostel
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
View all properties
Save an average of 15% on thousands of hotels when you're signed in
Sign in
Sign up, it's free

Top Castleknock Hotel Reviews

The Mercantile Hotel

The Mercantile Hotel

10/10 Excellent
"Everything was perfect. Great place in great location. Very friendly."
Kenneth 1-night trip
Posted 13 hours ago
The Mercantile Hotel

Find out more about Castleknock

Castleknock Hostels information

Number of reviews
2,275
Accommodation
34 Hostels
Lowest Price
€74
Highest Price
€96

Frequently asked questions

What are the best hostels in Castleknock?
You might like the room rates at this top lodging option in the area, which gets good reviews from our guests: Clayton Hotel Dublin Airport - 6.4 mi (10.2 km) from the heart of Castleknock. 2-minute walk from Jervis Station for easy access to public transport. You can take advantage of free Wi-Fi, a bar and laundry facilities at this hotel.
When is the best time of year to stay in a hostel in Castleknock?
The weather is important when you want to venture out and explore, so here are some stats that may be helpful: The hottest months are usually July and August, with an average temperature of 14°C, while the coldest months are January and February, with an average of 5°C. Average annual precipitation for Castleknock is 944 mm.
What is there to see and do in Castleknock?
Generally, Castleknock is known for its restaurants, golf and cafes. Major attractions include Guinness Storehouse. Get out into nature with places such as Phoenix Park, River Liffey and Grange Castle Business Park. Cultural attractions include Kilmainham Gaol Historical Museum, Irish Museum of Modern Art and Collins Barracks.
What's the best way to get to and around Castleknock while staying at a hostel?
Keep this information about transit options in and around Castleknock in your back pocket to make the most of your stay: You can search for flights to the closest airport, which is Dublin Airport (DUB), located 6.1 mi (9.8 km) from the city centre. When you're out and about, you may want to use public transport during your trip. To explore more of the surrounding area, take a train from Dublin Navan Road Parkway Station, Dublin Castleknock Station or Dublin Coolmine Station.

Explore a world of travel with Expedia