Rank Name Location County Year completed Pinnacle height Pinnacle height Type Coordinates Remarks 1  Strabane transmitting station   Legfordrum (near Strabane ) Tyrone 1963 305.5 m 1,002  ft  Guyed mast    54°47′58″N 7°23′19″W   /  54.79944°N 7.38861°W   / 54.79944; -7.38861   (Strabane TV Mast ) 2  Black Mountain transmitting station    Hannahstown   Antrim 1959 228.6 m 750  ft Guyed mast  54°35′13″N 6°01′20″W   /  54.58694°N 6.02222°W   / 54.58694; -6.02222   (Black Mountain transmitting station ) 3  Mullaghanish  transmitter Mullaghanish mountain Cork 1962 225 m 738  ft Guyed mast  51°59′00.2″N 9°08′39.1″W   /  51.983389°N 9.144194°W   / 51.983389; -9.144194   (Mullaghanish mast ) 4  Moneypoint Power Station  Chimneys Moneypoint Clare 1985 218 m 715  ft  Chimney    52°36′29.16″N 9°25′31.85″W   /  52.6081000°N 9.4255139°W   / 52.6081000; -9.4255139   (Moneypoint Power station chimney )   ;  52°36′27.68″N 9°25′24.7″W   /  52.6076889°N 9.423528°W   / 52.6076889; -9.423528   (Moneypoint Power station chimney ) 5  Poolbeg power station , Chimney 2  Poolbeg   Dublin 1978 207.8 m 682  ft Chimney  53°20′24.84″N 6°11′19.38″W   /  53.3402333°N 6.1887167°W   / 53.3402333; -6.1887167   (Poolbeg power station, Chimney 2 ) 6  Poolbeg power station , Chimney 1 Poolbeg Dublin 1970 207.48 m 681  ft Chimney  53°20′24.82″N 6°11′23.79″W   /  53.3402278°N 6.1899417°W   / 53.3402278; -6.1899417   (Poolbeg power station, Chimney 1 ) 7  Kilroot power station  chimney Kilroot (near Carrickfergus ) Antrim 1981 [ 6]   198 m 650  ft Chimney  54°43′28.25″N 5°46′2.15″W   /  54.7245139°N 5.7672639°W   / 54.7245139; -5.7672639   (Kilroot Power station ) 8  Drumlins Park Wind Farm    Newbliss   Monaghan 2024 180 m 590  ft wind turbine  54°7′48″N 7°09′25″W   /  54.13000°N 7.15694°W   / 54.13000; -7.15694   (Energia Drumlins Park Wind Farm ) 9  Liffey meats wind turbine    Ballyjamesduff   Cavan 2017 169 m 554  ft wind turbine  53°51′05.6″N 7°12′17.8″W   /  53.851556°N 7.204944°W   / 53.851556; -7.204944   (Liffey meats wind turbine ) 10  Truskmore transmitter    Sligo    Sligo   1962 167.64 m 550  ft Guyed mast  54°22′22.57″N 8°22′15.32″W   /  54.3729361°N 8.3709222°W   / 54.3729361; -8.3709222   (Truskmore transmitter ) 11  Divis transmitting station    Hannahstown   Antrim 1955 (replaced and made taller in 2011) 166 m 545  ft  stayed mast    53°36′27″N 6°00′34″W   /  53.60750°N 6.00944°W   / 53.60750; -6.00944   (Divis transmitting station ) Was 141.7 m but replaced in 2011 Note these are a pair of twin masts.
 12  Three Rock  transmitter Dublin Dublin 2002 152.4 m 500  ft Guyed mast  53°14′39.98″N 6°14′17.33″W   /  53.2444389°N 6.2381472°W   / 53.2444389; -6.2381472   (Three Rock transmitter ) 13  Aghada Power Station  Chimney  Cork   Cork   ?152 m 499  ft Chimney  51°50′6.05″N 8°14′9.41″W   /  51.8350139°N 8.2359472°W   / 51.8350139; -8.2359472   (Aghada Power station Chimney ) 14 Tarbert Power Station, Chimney of Unit 3 and 4  Tarbert   Kerry 1975 151 m 497  ft Chimney  52°35′24″N 9°21′46″W   /  52.59000°N 9.36278°W   / 52.59000; -9.36278   (Tarbert Power station ) 15  Lisnagarvey transmitting station   Magherageery (near Lisburn )  Down   1936 145 m 476  ft Guyed mast  54°29′22″N 6°3′37″W   /  54.48944°N 6.06028°W   / 54.48944; -6.06028   (Lisnagarvey Blaw-Knox Radio Mast ) It was 145 m when built, but has since been lowered in height to 99m 16 Greystones Wind farm  Greystones    Wicklow     ?139.29 m 457  ft  Wind turbines    53°10′18.10″N 6°01′30.00″W   /  53.1716944°N 6.0250000°W   / 53.1716944; -6.0250000   (Greystones Wind farm ) 17 Great Island Power Station Chimney  Wexford    Wexford     ?138 m 453  ft Chimney  52°16′43.82″N 6°59′37.76″W   /  52.2788389°N 6.9938222°W   / 52.2788389; -6.9938222   (Great Island Power Station Chimney )   ;  52°16′43.71″N 6°59′35.95″W   /  52.2788083°N 6.9933194°W   / 52.2788083; -6.9933194   (Great Island Power Station Chimney ) 18  Kippure transmitter   Kippure mountain border of Dublin and Wicklow 1961 127 m 416  ft Guyed mast  53°10′40.93″N 6°19′53.82″W   /  53.1780361°N 6.3316167°W   / 53.1780361; -6.3316167   (Kippure transmitter )  [ 7]  
19  Ballylumford Power Station  Chimneys  Islandmagee   Antrim 1974 126 m 413  ft Chimney 54.845 n5.787w 20 Kinnegad Cement Factory Chimney Killaskillen (close to Kinnegad) Meath   ?125.3 m 411  ft Chimney  53°25′52.84″N 7°08′33.78″W   /  53.4313444°N 7.1427167°W   / 53.4313444; -7.1427167   (Kinnegad Cement Factory Chimney ) 20  Arklow Bank Wind Park   Wicklow Wicklow   ?124 m 407  ft Wind turbines  52°47′28.00″N 5°56′48.00″W   /  52.7911111°N 5.9466667°W   / 52.7911111; -5.9466667   (Arklow Banks Wind farm ) Offshore wind farm 21  Mount Leinster  transmitter Mount Leinster border of Carlow and Wexford   ?122 m 400  ft Guyed mast  52°36′59″N 6°46′30″W   /  52.61639°N 6.77500°W   / 52.61639; -6.77500   (Mount Leinster transmitter )  [ 8]  22  Maghera transmitter   Maghera Clare   ?121.92 m 400  ft Guyed mast  52°58′6.9″N 8°43′6.89″W   /  52.968583°N 8.7185806°W   / 52.968583; -8.7185806   (Maghera transmitter )  [ 9]  23  Cairn Hill transmitter   Cairn Hill  Longford     ?121.92 m 400  ft Guyed mast  53°48′28″N 7°42′52″W   /  53.80778°N 7.71444°W   / 53.80778; -7.71444   (Cairn Hill transmitter )  [ 10]  24 Cork mediumwave transmitter Cork Cork 1970 121.92 m 400  ft Guyed mast  51°52′57.05″N 8°23′58.46″W   /  51.8825139°N 8.3995722°W   / 51.8825139; -8.3995722   (Cork radio mast ) Insulated against ground, used for broadcasting on 729  kHz until 2008 25 Tarbert Power Station, Chimney of Unit 1 and 2  Tarbert   Kerry 1969 121 m 397  ft Chimney  52°35′24″N 9°21′46″W   /  52.59000°N 9.36278°W   / 52.59000; -9.36278   (Tarbert Power station ) 26 Kilgarvan Wind farm  Kilgarvan   Kerry   ?120 m 394  ft Wind turbines  51°55′58.80″N 9°19′20.95″W   /  51.9330000°N 9.3224861°W   / 51.9330000; -9.3224861   (Kilgarvan Wind farm ) 27  Spire of Dublin   Dublin Dublin 2003 120 m 394  ft  Monument    53°20′59″N 6°15′37″W   /  53.34972°N 6.26028°W   / 53.34972; -6.26028   (Spire of Dublin ) 28 Donnybrook Mast  RTÉ  campus Dublin 1961 109.7 m 360  ft  Lattice tower    53°18′53.13″N 6°13′24.88″W   /  53.3147583°N 6.2235778°W   / 53.3147583; -6.2235778   (Donnybrook transmitter ) 29 Moanvaun Wind farm  Tipperary    Tipperary     ?107.3 m 352  ft Wind turbines  52°38′44.80″N 8°08′54.44″W   /  52.6457778°N 8.1484556°W   / 52.6457778; -8.1484556   (Moanvaun Wind farm ) 30 Aughinish Alumina Plant Chimney  Limerick   Limerick   ?107 m 351  ft Chimney  52°37′53.64″N 9°03′32.37″W   /  52.6315667°N 9.0589917°W   / 52.6315667; -9.0589917   (Aughinish Alumina Plant Chimney ) 31 Kiln of Limerick Cement Factory Limerick Limerick   ?107 m 351  ft Chimney  52°38′33.92″N 8°41′23.72″W   /  52.6427556°N 8.6899222°W   / 52.6427556; -8.6899222   (Mungret Chimney ) 32  Samson , Harland and Wolff   Belfast Antrim 1974 106 m 348  ft  Crane    54°36′29″N 5°54′29″W   /  54.60806°N 5.90806°W   / 54.60806; -5.90806   (Samson Crane ) 33 Kiln of Platin Cement Factory Platin (close to Drogheda) Meath   ?103.9 m 341  ft Klin  53°41′6.58″N 6°23′19.85″W   /  53.6851611°N 6.3888472°W   / 53.6851611; -6.3888472   (Kiln of Platin Cement Factory ) 34  Ballywater Wind Farm   Wexford Wexford   ?103 m 338  ft Wind turbines  52°32′25.92″N 6°13′40.29″W   /  52.5405333°N 6.2278583°W   / 52.5405333; -6.2278583   (Ballywater Wind farm ) 35  Athlone transmitter    Athlone   Westmeath 1933 100 m 328  ft Guyed Mast  53°25′14.14″N 7°52′45.87″W   /  53.4205944°N 7.8794083°W   / 53.4205944; -7.8794083   (Athlone transmitter )   ;  53°25′14.09″N 7°52′58.43″W   /  53.4205806°N 7.8828972°W   / 53.4205806; -7.8828972   (Athlone transmitter ) Two guyed masts insulated against ground carried a T-antenna for broadcasting on 612  kHz. One of the two masts dismantled in 2011 36 Codling Banks Mast Wicklow Wicklow   ?100 m 328  ft Guyed Mast  53°07′44.87″N 5°50′49.54″W   /  53.1291306°N 5.8470944°W   / 53.1291306; -5.8470944   (Codling Banks Mast ) Offshore structure 37 Coreen Wind farm  Cavan   Cavan   ?100 m 328  ft Wind turbines  54°08′32.27″N 7°38′38.60″W   /  54.1422972°N 7.6440556°W   / 54.1422972; -7.6440556   (Coreen Wind farm ) 38 Snugborough Wind farm Cavan Cavan   ?100 m 328  ft Wind turbines  54°08′21.27″N 7°36′38.14″W   /  54.1392417°N 7.6105944°W   / 54.1392417; -7.6105944   (Snugborough Wind farm ) 39 Gartnaneane Wind farm Cavan Cavan   ?100 m 328  ft Wind turbines  53°56′43.67″N 6°56′08.24″W   /  53.9454639°N 6.9356222°W   / 53.9454639; -6.9356222   (Gartnaneane Wind farm ) 40 Coomatallin Wind farm Cork Cork   ?100 m 328  ft Wind turbines  51°39′03.62″N 9°5′38.87″W   /  51.6510056°N 9.0941306°W   / 51.6510056; -9.0941306   (Coomatallin Wind farm ) 41 Meentycat Wind farm Cork Cork   ?100 m 328  ft Wind turbines  54°51′46.19″N 7°51′12.62″W   /  54.8628306°N 7.8535056°W   / 54.8628306; -7.8535056   (Meentycat Wind farm ) 42 Beal Wind farm Kerry Kerry   ?100 m 328  ft Wind turbines  52°33′47.33″N 9°37′55.73″W   /  52.5631472°N 9.6321472°W   / 52.5631472; -9.6321472   (Beal Wind farm ) 43 Beam Wind farm   ?Donegal   ?99 m 325  ft Wind turbines  55°11′51.98″N 7°26′16.32″W   /  55.1977722°N 7.4378667°W   / 55.1977722; -7.4378667   (Beam Wind farm ) 44  Goliath , Harland and Wolff   Belfast Antrim 1969 96 m 315  ft Crane  54°36′29″N 5°54′29″W   /  54.60806°N 5.90806°W   / 54.60806; -5.90806   (Samson Crane ) 45 Mount Eagle Wind farm  Donegal   Donegal   ?95.7 m 314  ft Wind turbines  52°14′33.15″N 9°19′26.22″W   /  52.2425417°N 9.3239500°W   / 52.2425417; -9.3239500   (Mount Eagle Wind farm ) 46 Mweelin TV Mast  Achill Island    Mayo     ?91.44 m 300  ft Guyed mast  53°57′19″N 10°1′42.45″W   /  53.95528°N 10.0284583°W   / 53.95528; -10.0284583   (Mweelin TV Mast ) 47 Dún Laoghaire Cranes Dublin Dublin   ?91.4 m 300  ft Crane  53°17′40.87″N 6°7′53.73″W   /  53.2946861°N 6.1315917°W   / 53.2946861; -6.1315917   (Dún Laoghaire Cranes ) 48 Bealadangan Radio Mast  Galway    Galway     ?91.4 m 300  ft Partially guyed tower  53°18′36.84″N 9°36′30.23″W   /  53.3102333°N 9.6083972°W   / 53.3102333; -9.6083972   (Bealadangan Mast ) Was used for RTÉ RnaG, now dismantled 49 Cark Wind farm Donegal Donegal   ?91.1 m 299  ft Wind turbines  54°53′06.20″N 7°51′33.12″W   /  54.8850556°N 7.8592000°W   / 54.8850556; -7.8592000   (Cark Wind farm ) 50 Greenoge Wind farm Wexford Wexford   ?90.2 m 296  ft Wind turbines  52°39′28.23″N 6°43′31.69″W   /  52.6578417°N 6.7254694°W   / 52.6578417; -6.7254694   (Greenoge Wind farm ) 51 Dublin Airport ATC Tower  Collinstown   Dublin 2019 86.9 m 285  ft Air traffic control tower  53°25′44.3″N 6°15′50.8″W   /  53.428972°N 6.264111°W   / 53.428972; -6.264111   (Dublin Airport ATC Tower )