Rathfarnham Population 2026
Rathfarnham has a population of 17,333, making it the #34 biggest city in 🇮🇪 Ireland, located in Leinster. Roughly 0.3% of Ireland's population lives here. It is about 59× smaller than Dublin, the country's biggest city.
Population (city proper)
17,333
Rank in Ireland
#34
Coordinates
53.30°N, 6.28°W
~49 m elevation · Europe/Dublin
Distance to capital (Dublin)
4 km
2 miles, straight line
Other big cities in Leinster
Cities near Rathfarnham
- Dublin1,024,027 people · ~4 km away
- Sandyford22,288 people · ~5 km away
- Tallaght81,022 people · ~6 km away
- Dún Laoghaire31,239 people · ~10 km away
- Finglas19,768 people · ~10 km away
- Blanchardstown16,511 people · ~12 km away
FAQ
What is the population of Rathfarnham?
Rathfarnham has a population of 17,333 (city proper, latest official figure via GeoNames), making it the #34 biggest city in Ireland.
What region is Rathfarnham in?
Rathfarnham is located in Leinster, Ireland.
Is Rathfarnham the capital of Ireland?
No, the capital of Ireland is Dublin, about 4 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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