Portmarnock Beach
An outdoor seaside-attractions in Dublin
Portmarnock Beach is a Blue Flag awarded sandy beach located in County Dublin, just north of Dublin City. It stretches for about 3 km and is known for its clean waters and soft golden sand, making it a popular spot for families. Highlights: Safe swimming areas, sand dunes for exploring, and stunning views of Ireland's Eye and Howth Head. Facilities: Public toilets, lifeguards during summer, parking (paid), and nearby cafes and restaurants. There is also a playground adjacent to the beach. Practical tips: Best visited during low tide for more sand. Bring sun protection and snacks as facilities can be limited. Parking fills quickly on sunny days.
At a glance
Entry
Free / cheap
What parents should know
Portmarnock Beach is a Blue Flag awarded sandy beach located in County Dublin, just north of Dublin City.
Best timing
Visit at low tide for maximum sand
Plan your visit around low tide to get the most usable beach space for sandcastles and paddling with little ones.
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Today
Overcast
22°C
Comfortable and mostly dry
Opening hours
Opening hours could not be confirmed.
Last checked 25 May 2026, 01:49.
{'timezone': 'Europe/Dublin', 'source_url': ' 'notes': 'Free public beach, accessible 24 hours. No formal operating hours. Lifeguards present during summer months. Public toilets, parking, and facilities available.', 'reason': 'Public beach with 24-hour access. Official Visit Dublin page lists it without specific hours. Multiple third-party sources confirm year-round 24-hour accessibility.'}
Plan your visit
Worth combining
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