List of tallest buildings and structures in Dublin

This list ranks the tallest externally complete buildings and structures in County Dublin, Ireland which stand over 50m tall.

Dublin's current tallest building College Square, seen here topped out in 2025

As of December 2023^[update], there are 6 structures over 80 m (260 ft) tall and 14 buildings over 50 m (164 ft) tall. Dublin's tallest structure is Poolbeg power station chimney 2 which is 207.8 m (682 ft) tall while Dublin's tallest building is College Sqaure which is 82 m (269 ft) tall.

List of tallest habitable buildings in Dublin

This list ranks habitable buildings in Dublin that stand more than 50 m (164 ft) tall, based on height by highest architectural feature.

  Was Dublin's tallest building upon completion

  Topped out but not yet complete

Rank	Name	Use	Image	Height (m)	Height (ft)	Floors	Year Built	Notes
1	College Square	Mixed Use		82	269	21	2025	[1][2]
2	Capital Dock	Mixed use		79	259	22	2018	[3][4]
3	The Exo Building	Office		73	226	17	2022	[5] [6]
4	Google Docks	Office		67	220	15	2010	[7][8]
5	Millennium Tower	Residential		63	207	16	1998	[9] [10] [11]
6	Castleforbes	Residential		60.7	199	18	2025	[12] [13] [14]
7	Liberty Hall	Office		59.4	195	17	1965	[15] [16] [17] [11]
8	One George's Quay Plaza	Office		59	194	13	2002	[18] [11] [19]
9	Sandyford Central, Block D	Residential		57	187	17	2023	[20][21]
10	Convention Centre Dublin	Mixed Use		55	180	6	2010	[22] [23]
11	Boland's Quay 1	Mixed Use		54	177	13	2025	[24] [25] [26] [27]
12	Moxy Dublin Docklands	Hotel[28]		52.7	173	15	2024[citation needed]	[29] [30][31]
13	Metro Hotel, Ballymun	Hotel		52.1	171	15	2005	[32][33][34]
14	Alto Vetro	Residential		51	167	16	2008	[35] [36] [37]

List of tallest churches in Dublin

Rank	Name	Use	Image	Height (m)	Height (ft)	Year of construction	Notes
1	John's Lane Church	Church		70.4	230	1895	[38]
2	St Patrick's Cathedral, Dublin	Church		66.4	218	1254 (spire dates to 1749)	[39]
3	St. George's Church, Dublin	Church		61	200	1802	[40]
4	Abbey Presbyterian Church, Dublin	Church		54.9	180	1864	[41]

List of tallest structures in Dublin

Rank	Name	Use	Image	Height (m)	Height (ft)	Year Built	Notes
1	Poolbeg Generating Station, Chimney 2	Chimney		207.8	682 and 681	1978 and 1970	[42][43]
2	Poolbeg Generating Station, Chimney 1	Chimney		207.48	681	1970	[42][43]
3	Three Rock transmitter	Guyed Mast		152.4	500	2002	[44][45][a]
4	Spire of Dublin	Monument		120	394	2002	[46] [47]
5	Donnybrook transmitter	Lattice Tower radio transmitter		109.7	360		[48] [49]
6	Dublin Airport air traffic control tower	Air traffic control tower		87.7	288	2020	[50] The Republic of Ireland's tallest occupied structure

List of proposed buildings

Name	Height (m)	Floors	Status	Notes
Waterfront Tower 1	167	45	Application submitted	[51]
26 Parkgate Street	98.4	30	Planning permission granted	[52]
Tara House (Aqua Vetro)	88	22	Planning permission granted	[53]
1/2 Grand Canal Quay	62.2[citation needed]	15	Under construction (as of 2023)[54]

List of unbuilt buildings

Name	Height (m)	Floors above ground	Notes
Ballsbridge Tower (2007)	123	37	[55]
Southbank Tower	120	30	[56][57]
The Watchtower	120	35	Construction had commenced at the time of cessation of the project. The site was later used for The Exo Building.[58][59][60]
Heuston Gate	117	32[61]	Proposed by the Office of Public Works in 2001, as part of an urban renewal project at Military Road near Heuston Station,[62][63] the project had been cancelled by 2008.[64]
Tara towers Hotel	100	25	[65][66]
Sir Rogerson's quay	96	26	[67][68]
Donnybrook Tower	88	26	[69][70]
U2 Tower	78	25	Construction had commenced at the time of cessation of the project. The site was later used for Capital Dock.[71][72]

See also

• List of tallest structures in Ireland
• List of tallest buildings in Ireland

Notes

1. The second reference states total height above sea level subtracting the mountain's height gives approximately the same height as first source