Property data · Co. Dublin

Mount Merrion house prices

Median sale price, year trend, rents, yields and recent sales for Mount Merrion, drawn from official property data.

In brief

The median sale price in Mount Merrion, Co. Dublin over the last 12 months is €1,325,000, up 15.2% on the year before across 51 recorded sales. The most recent RTB rent for Mount Merrion is €3,769 a month, last published in Q4 2024. Figures are compiled from the Property Price Register, CSO RPPI and RTB, for the data month shown below.

House prices in Mount Merrion

Median price (12 months)€1,325,000
Year on year+15.2%
Sales recorded (12 months)51
New-build median€1,337,500
Second-hand median€1,325,000
Median sale priceMount Merrion: 2023–2026+64% over 3 yrs
€750,0002023€1,088,5002024€1,292,5002025€1,230,0002026

Median of open-market sales each year (Property Price Register). Latest year is partial.

YearMedianSales
2023€750,00091
2024€1,088,50052
2025€1,292,50054
2026€1,230,00016

For wider context, the CSO Residential Property Price Index puts the median for Dún Laoghaire-Rathdown at €625,000 , up 4.3% year on year (May 2026). The CSO figure covers a wider area than the Mount Merrion sales above.

Rents in Mount Merrion

Median rent (monthly) Q4 2024 €3,769

The RTB no longer publishes a separate rent for Mount Merrion; the figure above is the last published quarter (Q4 2024). No rental yield is shown for Mount Merrion because pairing a rent from Q4 2024 with today's sale prices would give a yield that was never true on any date.

What sold in Mount Merrion

The latest of 51 sales recorded on the Property Price Register near Mount Merrion in the last 12 months, as recorded on the register. The register updates weekly, roughly two months ahead of the official averages, and this dataset refreshes weekly from it.

DateAddressPrice
26 Jun 2026 91 Foster'S Avenue, Mount Merrion, Co Dublin €1,495,000
11 Jun 2026 19 Cypress Road, Mount Merrion, Dublin €1,210,000
29 Apr 2026 33 Clonmore Rd, Mount Merrion, Dublin €1,425,000
2 Apr 2026 56 Wilson Road, Mount Merrion, Blackrocknew €1,475,771
1 Apr 2026 83 Fosterbrook, Stillorgan Rd, Mount Merrion €1,106,000
27 Mar 2026 58 Wilson Road, Mount Merrion, Blackrocknew €1,550,660
20 Mar 2026 19 Wilson Rd, Mount Merrion, Dublin €1,116,111
19 Mar 2026 35 Cedarmount Rd, Mount Merrion, Blackrock €880,000

Prices are as recorded on the register (new builds are recorded ex-VAT there; the medians above adjust for that, these records do not). See this month's sales before the averages update: the monthly Co. Dublin email below includes the latest Mount Merrion sales.

Planning near Mount Merrion

In the 12 months to 25 Jul 2026, 78 planning applications were granted in and around Mount Merrion. See Dublin planning applications by district for live applications, decisions and refusals.

DecidedDevelopmentUnits
8 Jul 2026Retention is sought for existing entrance pillar and permission is sought for t
29 Jun 2026The proposed development comprises of the construction of 2 no. four bedroom dwe
26 Jun 20261) Demolition to existing Chimney to the rear, 2) Proposed two story extension t
24 Jun 2026Additions and alterations to detached dwelling, including demolition of’ single
12 Jun 2026The development will consist of (a) first floor side extension over existing gro

Source: Irish Planning Applications, DHLGH ArcGIS FeatureServer, CC-BY 4.0. Grants within 7 km, keyed to the nearest tracked town.

More on Mount Merrion

Property data to May 2026, from PPR, CSO and RTB. How we compute these figures

Source: Property Price Register (open-market sales, new builds VAT-adjusted), CSO RPPI (HPM05/HPM09) for year-on-year context, and RTB (RIQ02) for rents. Latest recorded year is partial. See our methodology for how these figures are computed.