Name Image Location coordinates Year built Tower height Focal height Range Notes Calf of Man (low) Calf of Man 54°03.157′N 4°49.734′W / 54.052617°N 4.828900°W /54.052617; -4.828900 1815 15 m (49 ft) 86 m (282 ft) Inactive Designed byRobert Stevenson . Inactive since 1875 Calf of Man (high) Calf of Man 54°03.180′N 4°49.715′W / 54.053000°N 4.828583°W /54.053000; -4.828583 1815/1968 18 m (59 ft) 93 m (305 ft) Inactive Designed byRobert Stevenson . Inactive since 2007 Castletown Harbour: Irish Quay Castletown 54°04′21″N 4°39′00″W / 54.0724°N 4.6499°W /54.0724; -4.6499 (Castletown ) 1944 3.5 m (11 ft) 5 m (16 ft) 5 nmi (9 km) Operated by Isle of Man Harbours Castletown Harbour: New Pier Castletown 54°04′21″N 4°39′00″W / 54.0724°N 4.6499°W /54.0724; -4.6499 (Castletown ) 1849 7 m (23 ft) 8 m (26 ft) 5 nmi (9 km) Operated by Isle of Man Harbours Chicken Rock Chicken Rock 54°02.271′N 4°50.315′W / 54.037850°N 4.838583°W /54.037850; -4.838583 1875 44 m (144 ft) 38 m (125 ft) 21 nmi (39 km) Designed byDavid &Thomas Stevenson Douglas Head Douglas Head 54°08.599′N 4°27.947′W / 54.143317°N 4.465783°W /54.143317; -4.465783 1857 20 m (66 ft) 32 m (105 ft) 24 nmi (44 km) Designed byDavid &Thomas Stevenson Langness Dreswick Point 54°03′14″N 4°37′30″W / 54.05389°N 4.62500°W /54.05389; -4.62500 1880 19 m (62 ft) 23 m (75 ft) 12 nmi (22 km) Designed byDavid &Thomas Stevenson Maughold Head Maughold Head 54°17.734′N 4°18.585′W / 54.295567°N 4.309750°W /54.295567; -4.309750 1914 23 m (75 ft) 65 m (213 ft) 21 nmi (39 km) Designed byCharles Stevenson Point of Ayre Point of Ayre 54°24.959′N 4°22.111′W / 54.415983°N 4.368517°W /54.415983; -4.368517 1818 30 m (98 ft) 32 m (105 ft) 19 nmi (35 km) Designed byRobert Stevenson Point of Ayre Winkie Point of Ayre 54°24.959′N 4°22.111′W / 54.415983°N 4.368517°W /54.415983; -4.368517 1888 10 m (33 ft) 10 m (33 ft) Inactive Inactive since 2010 Port Erin Range Front Port Erin 54°05′14″N 4°45′34″W / 54.0872°N 4.7594°W /54.0872; -4.7594 Unknown 11 m (36 ft) 10 m (33 ft) 5 nmi (9 km) Operated by Isle of Man Harbours Thousla Rock Calf Sound 54°03′44″N 4°48′02″W / 54.06215°N 4.80065°W /54.06215; -4.80065 (Thousla ) 1981 9 m (30 ft) 9 m (30 ft) 4 nmi (7 km) Octagonal pillar, displays a flashing red light.