This list ranks the tallest externally complete buildings and structures in County Dublin, Ireland which stand over 50m tall.
, 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 Square which is 82 m (269 ft) tall.
This list ranks habitable buildings in Dublin that stand more than 50 m (164 ft) tall, based on height by highest architectural feature.