Lucan Population 2026

Lucan has a population of 15,269, making it the #40 biggest city in 🇮🇪 Ireland, located in Leinster. Roughly 0.3% of Ireland's population lives here. It is about 67× smaller than Dublin, the country's biggest city.

Location of Lucan (capital Dublin shown for reference). Boundaries: Natural Earth.

Population (city proper)

15,269

Rank in Ireland

#40

Coordinates

53.36°N, 6.45°W

~25 m elevation · Europe/Dublin

Distance to capital (Dublin)

14 km

9 miles, straight line

Other big cities in Leinster

City	Population	Rank in Ireland
Dublin	1,024,027	#1
Tallaght	81,022	#5
Drogheda	44,135	#7
Dundalk	43,112	#8
Swords	40,776	#9
Navan	33,886	#10
Bray	33,512	#11
Dún Laoghaire	31,239	#12

Cities near Lucan

Leixlip15,504 people · ~3 km away
Blanchardstown16,511 people · ~6 km away
Celbridge20,288 people · ~7 km away
Tallaght81,022 people · ~9 km away
Maynooth17,259 people · ~10 km away
Finglas19,768 people · ~11 km away

FAQ

What is the population of Lucan?

Lucan has a population of 15,269 (city proper, latest official figure via GeoNames), making it the #40 biggest city in Ireland.

What region is Lucan in?

Lucan is located in Leinster, Ireland.

Is Lucan the capital of Ireland?

No, the capital of Ireland is Dublin, about 14 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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