Poolbeg Lighthouse, Co Dublin
Poolbeg Lighthouse, Co Dublin Courtesy Cathy Wheatley, Carol Wheatley

Merrion Promenade Pier

📍 Sandymount, Dublin

🏛️ Attraction

Last updated: 28 April 2026

Overview

Dublin Port Greenway, Dublin City
Dublin Port Greenway, Dublin City Courtesy Fionn McCann for Dublin Port Company

The former Merrion Promenade Pier and Baths sit on the sandy stretch of Sandymount Strand, just east of Dublin city centre. What remains is a concrete basin that once housed separate men’s and women’s swimming pools, and the skeletal footprint of a 350‑foot iron pier that projected out over the Irish Sea. The site is freely accessible and open at all hours, making it a quiet spot for contemplation, photography, and a touch of urban archaeology.

History

In July 1883 the Merrion Pier and Baths Company opened the Sandymount swimming baths, a purpose‑built Victorian leisure complex designed by engineer Frederick Morley. Contemporary reports in the Dublin Evening Mail described the baths as a 120 ft × 120 ft square, split evenly between gentlemen (120 ft × 80 ft) and ladies (120 ft × 40 ft), with graduated depths reaching nine feet. Fresh seawater was pumped in daily through twelve‑inch earthen pipes from nearby Cockle Lake.

A year later, in 1884, a 350‑ft (approximately 107 m) pier was added. Later sources give the pier’s length as about 75 m (≈ 250 ft), built of lightly braced wrought‑iron lattice girders on cast‑iron columns, with a wooden deck, a bandstand midway, a reading room and refreshment stalls. The inaugural concert on the bandstand was performed by the Highland Infantry band, and weekly Tuesday and Saturday evening concerts became a staple of Dublin summer life. Strollers could buy cockles, mussels and other seaside treats from kiosks along the promenade.

The baths proved immensely popular: records from the summer of 1890 show over 30 000 bathers using the facilities. The site also hosted occasional military drills; a contemporary 1806 account records horse artillery and light artillery manoeuvring on the sands between the Pigeon‑House fort and Sandymount.

Financial difficulties hit early; by February 1899 the company entered liquidation. The pier survived another two decades, but by 1920 the structure had deteriorated beyond repair and was demolished, the ironwork sold to the Hammond Lane Foundry in Ringsend. The concrete bath walls, however, remained, forming a shallow harbour‑like basin that still outlines the original swimming area.

Later Proposals and Cultural Mentions

  • 1930s airport idea – A 1935 proposal by architect Desmond McAteer suggested concreting a square kilometre of the Strand to create a new Dublin Airport, an idea ultimately rejected in favour of Collinstown.
  • 1960s industrial plan – The Dublin Port & Docks Board floated a scheme to redevelop part of the Strand for industrial use; it never progressed.
  • 1998 bypass tunnel – A draft city development plan mentioned an eastern bypass tunnel beneath the Strand, which has since been shelved.
  • Literary reference – James Joyce described the beach as being “at the lace fringe of the tide”, underscoring the Strand’s long‑standing appeal.

The pier was, at the time, the only pier of its kind in Ireland, a fact highlighted in a 2003 Irish Times column.

Recent Redevelopment Ideas

Architect John O’Neill has championed a revival of the baths, proposing a “Tidal Theatre” that would incorporate the existing concrete basin, install large boulders and use the natural rise and fall of the tide as a kinetic feature. In May 2024 the South East Area Committee of Dublin City Council tabled a motion to launch a design competition for the site and to engage with the owners of the adjacent Martello Tower. While no final decision has been announced, the proposal has sparked renewed public interest.

Future Development & Community Debate

The 13 May 2024 council motion called for:

  • A competitive design process to explore sustainable reuse of the baths and pier footprint.
  • Coordination with the vacant Martello Tower next to the site.
  • Integration of the project into a broader Dublin Bay regeneration strategy, linked to the Dublin Bay Bill 2021.

Local councillors, including Labour’s Dermot Lacey, have urged the council to act, warning that the derelict structures are both a safety hazard and a missed cultural opportunity. The design brief emphasises “embracing the tide” – water would flow between boulders and occasional fountains, turning the historic ruin into a public performance space.

What to See & Do

Today visitors encounter a stark, atmospheric ruin. The concrete walls are heavily graffitied, with works ranging from simple tags to a striking black‑and‑white figure by Brazilian street artist Neto Vettorello. The basin is split into two sections, echoing the historic gender division: a larger western side and a narrower eastern side. The east‑facing wall is slightly curved and has collapsed in places, offering a dramatic view of the tide rolling in and out.

The site is a popular informal gathering point for locals, especially teenagers who climb over broken wall sections, splash in the shallow pools at low tide, and use the space for impromptu skate‑boarding or photography. The remnants of the pier’s iron framework can still be traced in the sand, and the old bandstand’s location is marked by a subtle rise in the ground.

Visiting Tips

  • Tide times – The basin is only fully exposed at low tide. Check the local tide table and aim to arrive a little before low water for the best walking experience.
  • Safety – Uneven concrete surfaces, broken wall sections and the changing tide can be hazardous. Keep a safe distance from the water’s edge, especially with children.
  • Facilities – There are no on‑site amenities, toilets or refreshment kiosks. Bring water and any snacks you may need.
  • Dog policy – Dogs are allowed on the Strand but must be kept on a lead in the summer months when the beach is busy.
  • Signage – While the site is generally open 24 hours, occasional council signage may advise temporary restrictions; check for any notices on arrival.
  • Photography – The site is especially atmospheric at sunrise or sunset when the light catches the graffiti and the sea‑filled basin.

Practical Information

Poolbeg Lighthouse at Night, Co Dublin
Poolbeg Lighthouse at Night, Co Dublin Courtesy Riccardo Rea

The ruins are situated on public land along Sandymount Strand and are reachable on foot from Sandymount DART station (approximately a 10‑minute walk). No admission fee is charged and the area is open 24 hours a day. There is no formal visitor centre, ticket office, or on‑site facilities, so plan accordingly.

The water quality at Sandymount Strand is currently classified as “poor” and a bathing prohibition is in force for the 2024 season, meaning swimming is not permitted. The concrete basin itself is not suitable for bathing and should be treated as a historic structure rather than a recreational pool.

For those interested in the ongoing debate about the site’s future, the Dublin City Council’s South East Area Committee tabled a motion on 13 May 2024 to initiate a competition for the baths’ redevelopment. Details of the motion can be found in the council’s public report here.

Dimensions (historical)

FeatureSize
Men’s Bath120 ft × 80 ft (≈ 36 m × 24 m)
Women’s Bath120 ft × 40 ft (≈ 36 m × 12 m)
Pier Length~75 m (≈ 250 ft)
Overall Basin (current)~40 m × 40 m

Getting There

  • Public transport – Sandymount DART station (Dublin Area Rapid Transit) is the nearest stop; from there, follow the signs to Sandymount Strand.
  • By car – Limited on‑street parking is available on the surrounding residential streets; be mindful of local residents and any posted restrictions.
  • Accessibility – The uneven concrete surfaces and occasional broken wall sections make the site challenging for wheelchair users. No dedicated accessibility provisions are noted.

Nearby Points of Interest

While you’re on the Strand, consider a stroll to the adjacent Martello Tower, a historic coastal defence structure built in 1804, or explore the wider Dublin Bay area, which is the focus of the proposed Dublin Bay Bill 2021 aimed at protecting the coastal environment.

The Merrion Promenade Pier and Baths stand as a silent testament to Dublin’s Victorian seaside ambitions. Whether you’re a history enthusiast, a photographer chasing atmospheric light, or simply seeking a quiet spot to watch the tide, the ruins invite you to imagine a bygone era of bandstand concerts and seaside leisure.