Best Things to do in Dun Laoghaire | Must-see attractions 2025

National Maritime Museum of Ireland

Mo-Su 11:00-17:00

Museum

Old Mariner's Church Haigh Terrace

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The National Maritime Museum of Ireland in Dun Laoghaire showcases Ireland's maritime heritage through diverse exhibits in a historic 1837 church.

Duration: Approximately 1-2 hours.

Adults €6. Family €12. Children (under 12) €3.

Mornington Garden

By appointment only

Garden

Mornington

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Mornington Garden in Dun Laoghaire, Ireland, is a family-friendly garden emphasizing sustainability, featuring diverse flora, fruits, vegetables, and chickens.

Duration: 1-2 hours.

Free. Refreshments available upon request.

St Paul's

9:00 AM–5:00 PM

Church

Silchester Road

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St Paul's in Dun Laoghaire, Ireland, is a historic church known for its stunning Gothic architecture and vibrant community events, attracting visitors year-round.

Duration: 1–2 hours.

Free. Certain events may have a nominal ticket fee.

Dun Laoghaire Presbyterian Church

10:00 AM–4:00 PM

Church

19-20 York Rd Dun Laoghaire

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Dun Laoghaire Presbyterian Church, established in 1843, features beautiful Gothic architecture and serves as a community hub in Dun Laoghaire, Ireland.

Duration: 1-2 hours.

Free for general entry; donations accepted for special events.

Saint John's Church & Prebytery

10:00 AM–4:00 PM

Church

Upper Mounttown Road Dublin

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Saint John's Church & Prebytery in Dun Laoghaire, Ireland, features historical architecture and serves as a spiritual and community hub since its establishment in 1843.

Duration: Approximately 1 hour.

Free. Donations are welcome for church upkeep.

Harbour Splash

10:00 AM–8:00 PM

Amusement Park

Old Pier in Coal Harbour

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Harbour Splash in Dún Laoghaire, Ireland, offers an inflatable aqua park with various water obstacle courses, perfect for all ages and skill levels.

Duration: 2-3 hours.

Adults: €15, Children (under 12): €10. Group discounts available.

Dun Laoghaire CofI Parish

10:00 AM–2:00 PM

Church

Marine Rd

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Dun Laoghaire CofI Parish is an Anglican church in Dun Laoghaire, Ireland, known for its rich history and beautiful architecture. A serene spot for worship and reflection.

Duration: 1-2 hours.

Free. Donations are welcomed for maintenance and community events.

Monkstown Parish Church

10:00 AM–4:00 PM

Church

Monkstown Road

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Monkstown Parish Church in Dun Laoghaire, Ireland, features beautiful architecture, a rich history since 1867, and serves as a community hub for worship and events.

Duration: Approximately 1 hour.

Free. Some special events may require registration or donation.

Monkstown Castle

7:00 AM–8:00 PM

Church

2 Castle Park

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Monkstown Castle in Dun Laoghaire, Ireland, features significant architecture and coastal views, forming part of the historical Carrickbrennan estate.

Duration: 1-2 hours.

Free. Some special events may require a paid ticket.

Dalkey Castle and Heritage Centre

10:00 AM–5:00 PM

Museum

Castle St

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Dalkey Castle and Heritage Centre in Dun Laoghaire, Ireland offers a glimpse into local history through interactive exhibits and costumed performances.

Duration: 1.5 to 2 hours.

Adult: €8, Child: €4, Family: €20. Discounts available for group bookings.

Joyce's Tower

10:00 AM–4:30 PM

Museum

Fortyfoot

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Joyce's Tower in Dun Laoghaire, Ireland, is a historic coastal tower built in 1804 as a defense structure. It honors author James Joyce and offers panoramic views of the sea.

Duration: Approximately 1 hour.

Free. Special exhibitions may require a paid ticket.

Supper Club Purty Loft

5:00 PM–12:00 AM

Event hall

Dublin

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Supper Club Purty Loft in Dun Laoghaire offers a unique dining experience with a focus on fresh, locally sourced ingredients and a vibrant atmosphere.

Duration: 2 to 3 hours.

No entry fee. Charges apply for food and drink.

Kill o' the Grange

Open all day

Church

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Kill o' the Grange is an ancient parish and National Monument located in County Dublin, Ireland, featuring significant historical and architectural elements.

Duration: Approximately 1 hour.

Free. Donations for preservation may be accepted.

Dun Laoghaire Evangelical Church

9:00 AM–5:00 PM

Church

Dún Laoghaire

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Dun Laoghaire Evangelical Church offers a welcoming space for worship and community activities in Dun Laoghaire, Ireland, focusing on biblical teachings and outreach.

Duration: 1-2 hours.

Free. Donations are appreciated to support church activities.

Lambert Puppet Theatre

Theater

Clifton Ln.

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Lambert Puppet Theatre in Dun Laoghaire, Ireland, was established in 1972 and known for puppetry shows and children's television productions.

Duration: 1-2 hours.

Previously paid. Free entry was offered on special events; specific performances might have had costs.

Bullock Castle

Open all day

Castle

Castleview Bullock Harbour

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Bullock Castle, located in Dun Laoghaire, Ireland, features the ruins of a 12th-century castle built by monks, offering a glimpse into medieval architecture and history.

Duration: Approximately 1 hour.

Free.

Dun Laoghaire

Open 24 hours

Landmark

Dun Laoghaire Harbour Co. Dublin

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Dun Laoghaire is a charming seaside town in County Dublin, known for its beautiful harbour and scenic walks. Visitors can enjoy fresh seafood and explore the Maritime Museum, which highlights the town's rich maritime history.

Duration: approx. 2-3 hours

Free

People's Park

10:00 AM-5:00 PM

Park

Park Road Glasthule

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People's Park in Dun Laoghaire is a charming park that features a playground and a lovely teahouse. It also hosts a vibrant Sunday market where visitors can find foods from around the world.

Duration: approx. 1-2 hours

Free

Dun Laoghaire Harbour

Open 24 hours

Sights

Dun Laoghaire Harbour Co. Dublin

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Dun Laoghaire Harbour is a beautiful historic harbour used by many for exercise and leisure activities. It offers picturesque views and seasonal activities like sailing and kayaking.

Duration: approx. 1-2 hours

free

Forty Foot

Open 24 hours

Beach

Cladach an Daichead Troigh (Sandycove Point)

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Forty Foot is an iconic promontory in Dun Laoghaire, famous for its ocean swimming. Located along Dublin Bay, it attracts many swimmers year-round who enjoy the chilly waters of the Irish Sea.

Duration: approx. 1-2 hours

Free

lifeboat

Open 24 hours

Landmark

Unnamed Road

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The lifeboat in Dun Laoghaire serves as a vital rescue service for those in danger at sea. It is known for its brave crew and has saved many lives since its establishment.

Duration: approx. 1-2 hours

Free