Tallaght Population 2026
Tallaght has a population of 81,022, making it the #5 biggest city in 🇮🇪 Ireland, located in Leinster. Roughly 1.5% of Ireland's population lives here. It is about 13× smaller than Dublin, the country's biggest city.
Population (city proper)
81,022
Rank in Ireland
#5
Coordinates
53.29°N, 6.37°W
~103 m elevation · Europe/Dublin
Distance to capital (Dublin)
10 km
6 miles, straight line
Other big cities in Leinster
Cities near Tallaght
- Rathfarnham17,333 people · ~6 km away
- Lucan15,269 people · ~9 km away
- Dublin1,024,027 people · ~10 km away
- Sandyford22,288 people · ~10 km away
- Blanchardstown16,511 people · ~11 km away
- Leixlip15,504 people · ~12 km away
FAQ
What is the population of Tallaght?
Tallaght has a population of 81,022 (city proper, latest official figure via GeoNames), making it the #5 biggest city in Ireland.
What region is Tallaght in?
Tallaght is located in Leinster, Ireland.
Is Tallaght the capital of Ireland?
No, the capital of Ireland is Dublin, about 10 km away.
Sources & notes
Population refers to the city proper (municipal boundaries), not the metropolitan area. Source: GeoNames (CC BY 4.0), retrieved 2026-07-07. Country data: UN World Population Prospects 2024.
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