20 Castlegate
Dún Laoghaire–Rathdown / Lansville / A96CP04
Last Sale Price
Sale History
Overall: +136.2% from €127,000 to €300,000 ( → )
Price History
Price Intelligence
This property has been sold 3 times since 7 Feb 2014. The price has increased by +136.2% from €127,000 to €300,000. That works out to an annualised return of +7.6% over 11.8 years.
At €300,000, 20 Castlegate last sold 14.3% below the Oliver Plunkett Road street median of €350,000 (based on 17 recorded sales). Compared to Lansville overall (median €469,000, 140 sales), 20 Castlegate sits 36.0% below the area average.
Repeat-sale properties on Oliver Plunkett Road show a median investment growth rate of +7.6% per year over 11.8 years (2014 to 2025, 5 repeat-sale properties).
What did 20 Castlegate last sell for?
20 Castlegate last sold for €300,000 on 3 Dec 2025.
How many times has 20 Castlegate been sold?
20 Castlegate has been sold 3 times between 7 Feb 2014 and 3 Dec 2025. The price increased by 136.2% over that period.
How does 20 Castlegate compare to others near Oliver Plunkett Road?
At €300,000, 20 Castlegate last sold 14.3% below the Oliver Plunkett Road street median of €350,000 (based on 17 recorded sales).
How does 20 Castlegate compare to the rest of Lansville?
Compared to Lansville (median €469,000, 140 sales), 20 Castlegate sits 36.0% below the area average.
What is the investment growth rate on Oliver Plunkett Road?
Using properties on Oliver Plunkett Road with at least two recorded sales, the median annual growth rate is +7.6% per year over 11.8 years (2014 to 2025, 5 repeat-sale properties). How this is calculated.
Growth metrics use repeat-sale properties only. Methodology.
About Lansville
A townland near Dún Laoghaire, Lansville occupies the residential ground between the town centre and the broader suburban hinterland. The area is well served by Dún Laoghaire's shopping, cultural amenities, and DART connections, while offering quieter residential streets away from the main coastal road. Housing from various periods gives the townland a mixed character typical of DLR's residential belt.
Housing in Dún Laoghaire–Rathdown
Based on 29,035 BER assessments — see district details