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Dublin residential property Sale prices · Neighbourhoods · Market trends Records since 2010
Illustration of the surrounding Blackrock area

The property record

12 St Heliers Copse

Dún Laoghaire–Rathdown / Blackrock / A94HW58

Last Sale Price

€1,000,000
Estimate mortgage repayments →
House Second-Hand 2 recorded sales 10.4 yrs tracked
vs Street
+31.1%
Median €762,500
2 sales
Growth +4.9%/yr · 10.4 yrs
(limited data)
This is more expensive than 50.0% of properties on this street.
Percentile of 2 sales
vs Blackrock
+77.9%
Median €562,000
1,119 sales
Growth +5.4%/yr · 16.6 yrs
This is more expensive than 77.9% of properties in Blackrock.
Percentile of 1,119 sales
vs Dún Laoghaire–Rathdown
+84.6%
Median €541,615
18,655 sales
Growth +6.0%/yr · 16.6 yrs
This is more expensive than 85.6% of properties in Dún Laoghaire–Rathdown.
Percentile of 18,655 sales

Map data unavailable — geocoding in progress.

Sale History

2 sales
€1,000,000
5 months ago
Second-Hand Dwelling house /Apartment
+€390,000 (+63.9%) over 10.4 yrs
€610,000
10 years ago
Second-Hand Dwelling house /Apartment

Overall: +63.9% from €610,000 to €1,000,000 ( → )


Price History

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Price Intelligence

This property has been sold 2 times since 2 Dec 2015. The price has increased by +63.9% from €610,000 to €1,000,000. That works out to an annualised return of +4.9% over 10.4 years.

Compared to Blackrock overall (median €562,000, 1119 sales), 12 St Heliers Copse sits 77.9% above the area average.

Area Rank
Top 22%
of 1,119 properties
What did 12 St Heliers Copse last sell for?

12 St Heliers Copse last sold for €1,000,000 on 10 Apr 2026.

How many times has 12 St Heliers Copse been sold?

12 St Heliers Copse has been sold 2 times between 2 Dec 2015 and 10 Apr 2026. The price increased by 63.9% over that period.

How does 12 St Heliers Copse compare to the rest of Blackrock?

Compared to Blackrock (median €562,000, 1,119 sales), 12 St Heliers Copse sits 77.9% above the area average.

Growth metrics use repeat-sale properties only. Methodology.

Blackrock Rental Market

Properties in Blackrock like this one typically rent for the amounts below, based on tenancies registered with the Residential Tenancies Board.

€2,540
Median rent / mo
3.0%
Est. gross yield

Based on 26 registered tenancies. Source: RTB Rent Register. Yield estimated from median area rent vs last sale price.

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