thumb|right|County Dublins placering
County Dublin () er et county i Republikken Irland, hvor det ligger i provinsen Leinster.
County Dublin omfatter et areal på 921 km² med en samlet befolkning på 1.186.821 (2006).
Det administrative county-center ligger i byen Dublin.
Seværdigheder
3Arena Abbey Theatre Aviva Stadium Blanchardstown Centre Bord Gáis Energy Theatre Broadmeadow Estuary Bull Island Chester Beatty Library Christ Church Cathedral Clondalkin Round Tower College Green Convention Centre Dublin Croke Park (stadium) The Custom House Dalkey Island Douglas Hyde Gallery Drimnagh Castle Drumanagh Head Dublin Castle Dublin Zoo Dundrum Town Centre EPIC – The Irish Emigration Museum The Forty Foot Four Courts Gaiety Theatre Gate Theatre The General Post Office (GPO) George's Street Arcade Glasnevin Cemetery Glenasmole Valley Grafton Street Grand Canal Dock Guinness Storehouse Henry Street Howth Castle Howth Head Hugh Lane Gallery Irish Museum of Modern Art Irish National War Memorial Gardens James Joyce Centre Jameson Distillery Killiney Hill Kilmainham Gaol Kilmashogue Wedge Tomb Kippure Lambay Island Leinster House Leopardstown Racecourse Liberty Hall The Little Museum of Dublin Malahide Castle Marlay Park Martello Towers Merrion Square Montpelier Hill Mount Jerome Cemetery Museum of Literature Ireland National Botanic Gardens National Concert Hall National Gallery of Ireland National Library of Ireland National Museum of Ireland National Wax Museum Natural History Museum Olympia Theatre Phoenix Park Poolbeg Lighthouse Portrane Beach Rathfarnham Castle Richmond Barracks Royal Hibernian Academy Rush Beach (North & South) Seapoint Skerries Natural Heritage Area Spire of Dublin St Macuilin's Church, Lusk St Anne's Park Saint Enda's Park and the Pearse Museum St Mary's Cathedral St Patrick's Cathedral St Stephen's Green St Michan's Church Temple Bar Three Rock Tibradden Ticknock Forest Trinity College Dublin, including the Old Library Two Rock Velvet Strand
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