Dublin hills & mountains Map featuring Dublin mountains. Click on pins to view mountain details. The mountain guide has 16 mountains listed in Dublin, Ireland. Ben of Howth Carrickgollogan Corrig Mountain Glendoo Mountain Killiney Hill Kippure Knockannavea Knockbrack Knocknagun Lambay Island Prince William's Seat Saggart Hill Seahan Seefingan Tibradden Mountain Two Rock Mountain