33 Hidden Gems: The Ultimate Guide to Ireland’s Islands
Scattered like emeralds across Ireland’s wild coastline lie some of Europe’s most untouched treasures – the Irish islands. While millions flock to Dublin’s busy streets and the Cliffs of Moher’s towering heights, these remote havens guard secrets that most travelers never discover: sixth-century monasteries perched on rocky cliffs, pristine beaches without a footprint in sight, and communities where ancient Gaelic still echoes through village lanes.
From Rathlin’s puffin colonies in the north to Cape Clear’s whale-watching waters in the south, Ireland’s 80 offshore islands offer adventures that can’t be found on the mainland. Only 20 of these islands are inhabited, each preserving a way of life that has nearly vanished from the modern world. Whether you’re seeking spiritual solitude in early Christian ruins, yearning to hear traditional music in a local pub, or hoping to spot dolphins from windswept cliffs, Ireland’s islands promise experiences that will stir your soul.


This comprehensive guide will take you on a journey through 33 of Ireland’s most captivating islands, revealing how to reach them, where to stay, and what hidden wonders await the intrepid traveler.
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Irish Islands list
Northern Coast – County Antrim, Rathlin Island
Moving northward a little you will find the only inhabited island in Northern Ireland in County Antrim, and one of my personal favourites. There are several lake islands in Northern Ireland including Devenish and Boa Island where you will find the ancient Janus Head. Rough Island which is accessible at low-tide, provides magnificent views of Strangford Lough and is an excellent view point for bird watching.


The Experience:
Head up to Ballycastle Northern Ireland where you can take the ferry across to Rathlin. This is the place to find puffins in season and Rathlin is known to have the largest seabird colony in N. Ireland. Bert’s bus will take you straight from the ferry to the seabird centre where you can observe many after heading down the multitude of steps to the upside-down lighthouse.
The island is home to several reportedly haunted locations, including the Manor House and the ruins of Bruce’s Castle.


Getting There:
Ferry from: Ballycastle
Duration: 25 minutes
Schedule: Multiple daily sailings
Best time: April-August (puffin season)


Stay:
- Manor House (historic guesthouse)
- Local B&Bs
- No camping facilities
Visit Duration:
- Day trip: 4-6 hours
- Full experience: 1-2 nights
Northwest Coast (Wild Atlantic Way Start)
County Donegal Islands
Tory Island
The Experience:
One of Ireland’s most remote and best islands to visit, Tory Island sits off the coast of Donegal in a rugged, wild landscape. Historically notable for having its own King (the last died in 2018), the island offers a unique glimpse into traditional Irish life.


Getting There:
- Ferry from: Bunbeg and Magheroarty
- Schedule: April-October (tourist season)
- Restrictions: No cars allowed on ferry (70 passenger limit)
- Transport: Bike rental available on island
Stay:
- Tory Island Hotel
- Local B&Bs
- Limited accommodation options
Visit Duration:
- Day trip: 6-8 hours
- Recommended: 1-2 nights
- Best time: April-October
Gola Island
The Experience:
Located just 0.62 miles off the coast of Gweedore in the Irish Gaeltacht, Gola Island offers perfect walking trails and contemplative spaces. Former homes have been converted to holiday accommodations.


Getting There:
- Ferry from: Gweedore
- Schedule: April-October
- Duration: 15 minutes
Stay:
- Holiday homes (converted island houses)
- No hotels
- Self-catering only
Visit Duration:
- Day trip: 4-6 hours
- Best time: Summer months
Arranmore
The Experience:
Famous for traditional music and lively pubs, Arranmore serves as a hub for Irish students learning Gaelic. Experience authentic Donegal traditional music in local pubs.


Getting There:
- Ferry from: Burtonport
- Car ferry available
- Year-round service
Stay:
- Multiple B&Bs
- Self-catering options
- Holiday homes
Visit Duration:
- Day trip: 6-8 hours
- Recommended: 2-3 days for music and culture
- Best time: Year-round, weekends for music
Inch Island
The Experience:
Connected to the mainland by a causeway road (Inch Banks), this accessible island features historical attractions including a portal tomb with burial chamber near Carnaghan and the 15th-century Inch Castle overlooking Lough Swilly.


Getting There:
- Access: Causeway road from mainland
- No ferry needed
- Car access available
Stay:
- Limited accommodation
- Day trip recommended
- Nearby mainland hotels
Visit Duration:
- Day trip: 2-3 hours
- Best time: Year-round
St. Patrick’s Sanctuary Island
The Experience:
Also known as Lough Derg or Purgatorium Sancti Patricii, this spiritual retreat center welcomes pilgrims and visitors for contemplative experiences.


Getting There:
- Access via organized pilgrimages
- Prior booking required
- Regular boat service during season
Stay:
- Retreat accommodation available
- Organized program accommodation only
Visit Duration:
- Three Day Pilgrimage
- One Day Retreats
- Special Retreat Days
Cruit Island
The Experience:
A small 3-mile by one-mile island connected by bridge, featuring the Cruit Golf Club and approximately twelve sandy beaches around its coastline.


Getting There:
- Bridge access from mainland
- Car access available
- Pedestrian bridge also available
Stay:
- No accommodation on island
- Nearby Kincasslagh hotels/B&Bs
- Golf club has bar facilities
Visit Duration:
- Day trip: 4-6 hours
- Golf: Full day
- Best time: Summer months
Western Coast Islands
County Sligo Islands
Innishmurray Island
The Experience:
An uninhabited island featuring an early Christian monastic settlement dating back to the 6th century. The island was inhabited until 1948 and offers a fascinating glimpse into ancient Irish monastic life.


Getting There:
- Ferry from: Streedagh, Sligo
- Weather dependent service
- Advance booking required
- Landing can be difficult
Stay:
- No accommodation (uninhabited)
- Day trips only
Visit Duration:
- Day trip: 3-4 hours
- Best time: Summer months (weather permitting)
Coney Island
The Experience:
Accessible by car at low tide or boat, featuring one pub and excellent beaches. Perfect for picnics, horseback riding, and experiencing traditional island life.


Getting There:
- Car access: Via causeway at low tide from Strandhill
- Boat service available
- Check tide times before visiting
Stay:
- No permanent accommodation
- One pub
- Picnic facilities
Visit Duration:
- Day trip: 4-6 hours
- Note: Check tide times for safe return
Dernish Island
The Experience:
Accessible only by boat or horseback, offering unique experiences like Atlantic channel crossing on horseback, wild camping, and surfing.


Getting There:
- Horse trek from Island View Riding Stables
- Kayak tours available
- No car access
Stay:
- Wild camping (up to 10 tents)
- Small bunkhouse
- Basic facilities
Visit Duration:
- Day trip: 6-8 hours (horse trek)
- Camping: 1-3 nights recommended
- Best time: Summer months
Oyster Island
The Experience:
Home to the unusual Metal Man lighthouse and historic oyster beds. Known for its unique whispering sound created by tidal eddies in Sruth na Mile.


Getting There:
- Boat access from Rosses Point
- Weather dependent
- Local boat hire available
Stay:
- No accommodation
- Day visits only
Visit Duration:
- Day trip: 2-3 hours
- Best time: Low tide
County Mayo Islands
Clare Island
The Experience:
Home of the legendary Pirate Queen Grace O’Malley (Grainne Mhaol), featuring her castle and grave. The island offers exceptional hiking, including Knockmore Mountain, and houses a Cistercian Abbey with rare medieval wall paintings.


Getting There:
- Ferry from: Roonagh Pier
- Duration: 25 minutes
- Multiple daily sailings
- Weather dependent
Stay:
- Clare Island Lighthouse (unique accommodation)
- Several B&Bs
- Camping facilities
Visit Duration:
- Day trip: 6-8 hours
- Recommended: 2-3 days for hiking
- Best time: March-September
Caher Island
The Experience:
A spiritual site featuring 7th-century Celtic crosses and ancient hermitage sites. Part of the annual Croagh Patrick pilgrimage in August.


Getting There:
- Boat from: Inishturk or Roonagh Pier
- Seasonal service
- Weather dependent
- Advance booking required
Stay:
- No accommodation (uninhabited)
- Day visits only
Visit Duration:
- Day trip: 3-4 hours
- Best time: Summer months, particularly August for pilgrimage
Inishturk
The Experience:
Famous for its mountain-carved sports field and spectacular cliffs including Buachaill Mor and Buachaill Beag sea stacks. Home to Ireland’s smallest primary school.


Getting There:
- Ferry from: Roonagh Pier
- Regular service during summer
- Weather dependent
Stay:
- Community Centre/Pub
- B&Bs
- Self-catering options
Visit Duration:
- Day trip: 6 hours
- Recommended: 2 days
- Best time: May-September
Achill Island
The Experience:
Ireland’s largest island, connected by bridge, featuring stunning beaches like Keel and Keem Bay. Famous for the Deserted Village and as the filming location for “Banshees of Inisherin.”


Getting There:
- Bridge access
- Car-friendly
- Public transport available
Stay:
- Hotels
- B&Bs
- Self-catering
- Camping/glamping
Visit Duration:
- Day trip: Full day
- Recommended: 2-4 days
- Best time: Year-round, summer for beaches
Southwest Coast – County Clare Islands
Scattery Island
The Experience:
An award-winning destination featuring a remarkable collection of historic sites: five churches, a cathedral, round tower, Napoleonic War Artillery Battery, and working lighthouse. Uninhabited since 1978, it offers an authentic glimpse into Ireland’s past.


Getting There:
- Ferry from: Kilrush Marina
- Duration: 10 minutes
- Seasonal service: March-October
- Guided tours available
Stay:
- No accommodation (uninhabited)
- Base yourself in Kilrush
- Day trips only
Visit Duration:
- Day trip: 3-4 hours (includes guided tour)
- Best time: March-October
- Plan around tide times
County Galway Islands
Inishmaan
The Experience:
The smallest and most traditional of the Aran Islands, featuring unique early Christian and Celtic sites. Recently become popular with divers for its clear waters and marine life. Famous for authentic Aran sweaters.


Getting There:
- Ferry from: Rossaveel, Galway
- Duration: 40 minutes
- Flight option: Small aircraft from Connemara Airport
- Cost: Ferry €25-30 return
Stay:
- Traditional B&Bs
- Guesthouses
- Limited options – book ahead
Visit Duration:
- Day trip: 6-8 hours
- Recommended: 2 days
- Best time: April-September
Inishmore
The Experience:
The largest Aran Island, home to the spectacular Dun Aonghasa fort perched on 100-meter cliffs. Features unique microclimate supporting arctic to Mediterranean plants side by side.


Getting There:
- Ferry from: Rossaveel
- Flights from: Connemara Airport
- Multiple daily departures
- Cost: Ferry €25-30 return
Stay:
- Aran Islands Hotel
- Multiple B&Bs
- Guesthouses
- Hostels
Visit Duration:
- Day trip: Full day
- Recommended: 2-3 days
- Best time: Year-round, peak season June-August
Inisheer
The Experience:
The smallest Aran Island with earliest evidence of human settlement in Ireland (1500 BC). Features Celtic crosses, castle ruins, and a holy well.


Getting There:
- Ferry from: Doolin or Rossaveel
- Flights available
- Weather dependent
Stay:
- Several B&Bs
- Guesthouses
- Limited options – book ahead
Visit Duration:
- Day trip: 6-8 hours
- Recommended: 1-2 days
- Best time: March-October
Inishbofin
The Experience:
Rich in history dating back to 8000-4000 BC. Hosts various festivals including Arts Festival, Walking Festival, and traditional music weekends.


Getting There:
- Ferry from: Cleggan
- Duration: 30 minutes
- Year-round service
- Weather dependent
Stay:
- 5 restaurants
- 4 pubs
- Multiple B&Bs
- Hotels available
Visit Duration:
- Minimum: 2 days
- Recommended: 3-4 days for festivals
- Best time: September for music festival
County Kerry Islands
Great Blasket Island
The Experience:
Last inhabited until 1953, Great Blasket offers complete digital detox in a natural paradise. Famous for its writers and storytellers, the island features abandoned homes and spectacular hiking trails with chances to spot marine life.


Getting There:
- Ferry from: Dunquin Pier
- Duration: 20 minutes
- Season: April-September
- Weather dependent
Stay:
- Caretaker accommodation (when available)
- No permanent accommodation
- Day trips most common
Visit Duration:
- Day trip: 5-6 hours
- Best time: Summer months
- Note: No facilities on island
Valentia Island
The Experience:
Home to about 700 residents, offering spectacular views of Skellig Michael (from Star Wars) and the Wild Atlantic Way coastline. Features include the Slate Quarry, Cromwell Fort lighthouse, and Geokaun Mountain.


Getting There:
- Bridge access: From Portmagee
- Car ferry: From Renard Point, Cahersiveen (April-October)
- Regular service
Stay:
- Various B&Bs
- Guesthouses
- Self-catering options
- Royal Valentia Hotel
Visit Duration:
- Day trip: Full day
- Recommended: 2-3 days
- Best time: Year-round
Skellig Michael
The Experience:
UNESCO World Heritage site featuring 6th-century monastic ruins, now famous as a Star Wars filming location. Note: Currently restricted due to rockslide damage.


Getting There:
- Boat tours: From Portmagee, Ballinskelligs, or Caherdaniel
- Duration: Full day experience
- Strict visitor numbers
- Weather dependent
Stay:
- No accommodation on island
- Base yourself in nearby coastal towns
- Day trips only
Visit Duration:
- Day trip only: 4-5 hours on island
- Best time: May-September (when open)
- Advance booking essential
County Cork Islands
Cape Clear
The Experience:
Ireland’s southernmost inhabited Gaeltacht island, rich in history with archaeological sites including a 5,000-year-old passage grave. Excellent for bird watching and marine life spotting.


Getting There:
- Ferry from: Baltimore
- Duration: 45 minutes
- Multiple daily sailings
- Weather dependent
Stay:
- B&Bs
- Hostels
- Camping facilities
- Self-catering options
Visit Duration:
- Day trip: 6-8 hours
- Recommended: 2-3 days
- Best time: March-November
Garnish Island
The Experience:
Famous for its stunning gardens designed by Harold Peto, featuring a Martello tower from the Napoleonic Wars. Known for its unique microclimate supporting exotic plants.


Getting There:
- Ferry from: Glengarriff
- Duration: 10 minutes
- Regular service in season
- Seal watching en route
Stay:
- No accommodation on island
- Day trips only
- Stay in Glengarriff
Visit Duration:
- Day trip: 2-3 hours
- Best time: April-October
- Garden peak: June-September
Sherkin Island
The Experience:
Artist community island with vibrant cultural scene, featuring writers, musicians, and painters. Popular for its beaches and historic sites.


Getting There:
- Ferry from: Baltimore
- Duration: 10 minutes
- Regular year-round service
- Multiple daily sailings
Stay:
- Various B&Bs
- Hotel options
- Self-catering
- Summer homes
Visit Duration:
- Day trip: Full day
- Recommended: 2-3 days
- Best time: Summer months
Dursey Island
The Experience:
Unique access via Ireland’s only cable car. Perfect for walking and wildlife watching, with regular dolphin and whale sightings.


Getting There:
- Cable car from: Beara Peninsula
- Duration: 10 minutes
- Limited capacity
- No cars allowed
Stay:
- No commercial accommodation
- No restaurants or pubs
- Day trips recommended
Visit Duration:
- Day trip: 4-5 hours
- Note: Bring food and water
- Best time: March-September
Bere Island
The Experience:
Rich in history with Martello towers and military fortifications. Active community with regular events and festivals.


Getting There:
- Ferry from: Castletownbere
- Regular service
- Vehicle ferry available
- Year-round access
Stay:
- B&Bs
- Self-catering
- Holiday homes
- Camping available
Visit Duration:
- Day trip: Full day
- Recommended: 2-3 days
- Best time: Year-round
Whiddy Island
The Experience:
Historic island with three magnificent forts, a holy well, and church ruins. Known for its peaceful atmosphere and birdwatching opportunities.


Getting There:
- Ferry from: Bantry
- Regular service
- Weather dependent
Stay:
- Limited accommodation
- One pub
- Day trips common
Visit Duration:
- Day trip: 4-6 hours
- Best time: Summer months
Eastern Coast Islands of Ireland
County Wexford
Saltee Islands
The Experience:
Ireland’s most famous bird sanctuary, particularly Great Saltee. Perfect for birdwatchers and nature photographers. Features include ancient archaeological sites and a throne built by the self-proclaimed “Prince of the Saltees.”


Getting There:
- Boat from: Kilmore Quay
- Duration: 20 minutes
- Seasonal access
- Weather dependent
Stay:
- No accommodation (uninhabited)
- Day visits only
- Base in Kilmore Quay
Visit Duration:
- Day trip: 11:00 AM – 4:30 PM only
- Best time: April-September
- Note: Difficult terrain
County Dublin
Ireland’s Eye
The Experience:
Small uninhabited island offering excellent bird watching, including one of the few eastern locations for puffins. Features include a Martello Tower and church ruins.


Getting There:
- Boat from: Howth West Pier
- Duration: 15 minutes
- Regular summer service
- Weather dependent
Stay:
- No accommodation
- Day trips only
- Stay in Howth
Visit Duration:
- Day trip: 2-4 hours
- Best time: Summer months
- Note: No facilities
Bull Island
The Experience:
UNESCO Biosphere Reserve connected by bridge, featuring Dollymount Strand beach. Important site for bird watching and nature conservation.


Getting There:
- Bridge access
- Public transport available
- Car-friendly
- Easy access from Dublin
Stay:
- No accommodation on island
- Stay in nearby Dublin
- Day visits recommended
Visit Duration:
- Day trip: 2-6 hours
- Best time: Year-round
- Popular for beach activities in summer
Frequently Asked Questions
How many islands does Ireland have?
Ireland has approximately 80 islands off its coast, with only 20 being permanently inhabited.
What’s the best time to visit Irish islands?
Generally, April to September offers the best weather and most reliable ferry services. Peak season is June-August. Some islands are only accessible during summer months.
Do I need to book ferries in advance?
Yes, especially during peak season (June-August) and for popular islands like the Aran Islands and Skellig Michael. Some smaller islands operate on a first-come basis.


What’s the most accessible island?
Achill Island in Mayo and Valentia Island in Kerry are both connected to the mainland by bridge. Bull Island in Dublin is also easily accessible.
Which islands are best for wildlife viewing?
- Rathlin Island: Puffins (April-July)
- Saltee Islands: Bird sanctuary
- Cape Clear: Whale watching
- Skellig Michael: Seabird colonies


Can I stay overnight on all islands?
No. Many islands are day-visit only. Always check accommodation availability before planning overnight stays.
Quick Reference Chart
Island | Region | Access | Duration | Best Time | Key Features | Accommodation |
Rathlin | North | Ferry | 25 min | Apr-Aug | Puffins, Lighthouse | Yes |
Tory | Northwest | Ferry | 60 min | Apr-Oct | Gaelic culture | Limited |
Achill | West | Bridge | Always | Year-round | Beaches, Mountains | Extensive |
Aran Islands | West | Ferry/Air | 40 min | Mar-Oct | Ancient forts | Good |
Skellig Michael | Southwest | Boat | Day only | May-Sep | UNESCO site | No |
Cape Clear | South | Ferry | 45 min | Mar-Nov | Bird watching | Yes |
Saltee | East | Boat | Day only | Apr-Sep | Wildlife | No |
Lambay | East | Private | Arranged | Mar-Nov | Exclusive | Limited |
Accommodation Key:
- Extensive: Multiple hotels, B&Bs, self-catering
- Good: Several B&Bs and guesthouses
- Limited: Few options, book ahead
- No: Day visits only
Access Key:
- Ferry: Regular scheduled service
- Boat: Small boat/tour only
- Bridge: Road access
- Private: Special arrangement needed
The islands of Ireland represent some of the last frontiers of authentic Irish culture and untouched natural beauty in the modern world. From the wildlife sanctuaries of Rathlin to the ancient monastic settlements of Skellig Michael, these offshore havens offer experiences that simply can’t be found on the mainland.


Whether you’re seeking spiritual solitude, craving adventure, or wanting to immerse yourself in traditional Gaelic culture, the islands of Ireland provide countless opportunities for unique and memorable experiences. Each island has its own distinct character, from the busy traditional music scene of Arranmore to the peaceful isolation of Great Blasket.
As tourism in Ireland continues to grow, these precious islands serve as guardians of ancient traditions and unspoiled landscapes. The 36 islands featured in this guide represent just a portion of Ireland’s 80 offshore islands, but they showcase the incredible diversity and richness of Ireland’s island heritage.
When planning your Irish adventure, consider venturing beyond the well-worn tourist paths to explore these remarkable islands of Ireland. Not only will you discover breathtaking landscapes and fascinating history, but you’ll also experience the warm hospitality and unique way of life that has been preserved on these Atlantic outposts for generations.


Remember to check ferry schedules, weather conditions, and accommodation availability well in advance, as visiting the islands of Ireland requires careful planning. But for those who make the journey, these emerald gems offer rewards that will last a lifetime.
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