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Fosterbrook

Dún Laoghaire–Rathdown / Trimleston Or Owenstown / 30 properties

Investment Growth Rate

Repeat-sale properties on Fosterbrook have changed by a median + 2.9% per year over 6.3 years (2015 to 2022) , based on 2 properties with at least two recorded sales. How we calculate this .

Price Trend

€940K 2025 median
+57% since 2010
€220K
2010
2011
2013
2014
2015
2016
2017
2018
2019
2021
2022
2023
2024
2025

Based on 30 recorded sales across all years

Street Map

30 mapped

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Properties

Median Price Analysis

The median sale price on Fosterbrook is €753,500, based on the latest sale from each of 28 properties. 14 sold below, 14 sold above .

Only the most recent sale per property is counted — older sales are excluded.

Priced Sales 28
Lowest €440,000
Highest €1,165,000
Range €725,000

About Trimleston Or Owenstown

A townland near Booterstown whose name recalls the medieval Trimleston barony, this is a residential area of period and mid-century homes set on established streets between the coast road and Mount Merrion. The proximity to Booterstown DART station, Blackrock village, and the bird marsh makes the location quietly enviable. The mature gardens and tree-canopy along the residential roads give the area a settled, leafy quality.

Frequently Asked Questions

What is the median house price on Fosterbrook?

The median sale price on Fosterbrook is €753,500, based on 30 recorded sales since January 2010.

How many properties have sold on Fosterbrook?

30 properties have sold on Fosterbrook, Trimleston Or Owenstown, Dún Laoghaire–Rathdown since January 2010.

What was the most expensive sale on Fosterbrook?

The highest recorded sale on Fosterbrook was €1,165,000 at 69 Fosterbrook, Blackrock .

How does Fosterbrook compare to Trimleston Or Owenstown?

The median price on Fosterbrook (€753,500) is 9% above the Trimleston Or Owenstown median of €692,500.

What is the investment growth rate on Fosterbrook?

Based on 2 repeat-sale properties on Fosterbrook, values have changed by a median +2.9% per year over 6.3 years (2015 to 2022).

How have prices changed on Fosterbrook over time?

The median sale price on Fosterbrook has risen 57% from €600K in 2010 to €940K in 2025, based on 30 recorded sales.