The neighbourhood report Dún Laoghaire–Rathdown
Johnstown
Situated in the hinterland between Cabinteely and Killiney, Johnstown is a residential townland with good road connections to the N11 and the M50. The area has grown steadily through successive waves of suburban development, with housing from various eras giving it a layered character. The proximity to Cabinteely Park and Killiney Hill means green space is accessible from most streets, and the Luas extension at Cherrywood has improved public transport links.
Property Map
Price Trend
Based on 116 recorded sales across all years
Can you afford to buy in Johnstown?
The median property here is €435,000. Check if it's within reach with our affordability calculator.
Major Streets and Housing Developments
Other streets (19)
Johnstown Avenue
€648K · 8 propertiesBelville Court
€411K · 6 propertiesJohnstown Court
€585K · 5 propertiesRochestown Avenue
€560K · 5 propertiesGranitefield Mews
€295K · 4 propertiesJohnstown Park
€675K · 4 propertiesOakdale Drive
€623K · 4 propertiesGranitefield Manor
€353K · 3 propertiesJohnstown Grove
€540K · 3 propertiesShrewsbury Lodge
€415K · 3 propertiesAuburn Road
€1.4M · 1 propertyCarraig Bui
€945K · 1 propertyGranitefield Manor Rochestown Avenue
€342K · 1 propertyGranitefield Manor The
€260K · 1 propertyKilteely House
€940K · 1 propertyThe Crannog Granitefield Manor
€130K · 1 propertyThe Ogham
€272K · 1 propertyThe Ogham Granitefield Manor
€288K · 1 propertyYellow Nook Avenue
€735K · 1 propertyCompare with Nearby Areas
See how Johnstown stacks up against other areas in Dún Laoghaire–Rathdown.
Other Areas in Dún Laoghaire–Rathdown
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Frequently Asked Questions
What is the median house price in Johnstown?
The median property price in Johnstown, Dún Laoghaire–Rathdown is €435,000, based on 114 recorded sales.
How many properties have sold in Johnstown?
114 properties have been recorded as sold in Johnstown, Dún Laoghaire–Rathdown in the last 16 years.
What is the most expensive street in Johnstown?
The most expensive street in Johnstown by median price is Johnstown Park at €675,000.
How does Johnstown compare to Dún Laoghaire–Rathdown?
The median price in Johnstown (€435,000) is 20% below the Dún Laoghaire–Rathdown median of €541,615.
What is the investment growth rate in Johnstown?
Based on 8 repeat-sale properties in Johnstown, values have changed by a median +4.2% per year over 11.2 years (2014 to 2025).
How have prices changed in Johnstown over time?
The median sale price in Johnstown has risen 179% from €234K in 2010 to €654K in 2025, based on 116 recorded sales. In the last 5 years, it has risen 4%.