Mount Merrion
Dún Laoghaire–Rathdown / 406 properties
Tree-lined avenues of solid mid-century homes give Mount Merrion its particular character — suburban in the best sense, where the gardens are large enough to matter and the streets quiet enough for children to cycle. Proximity to UCD brings an academic undertone, while the neighbourhood's elevated position offers surprising glimpses of Dublin Bay between the rooftops. A place that has long earned its reputation for gentle, unhurried family living.
Mount Merrion contains homes with addresses ending in both Dublin 4 and Dún Laoghaire–Rathdown .
Investment Growth Rate
Repeat-sale properties in Mount Merrion have changed by a median + 5.4% per year over 14.1 years (2011 to 2025) , based on 21 properties with at least two recorded sales. How we calculate this .
Price Trend
Based on 410 recorded sales across all years
Property Map
Can you afford to buy in Mount Merrion?
The median property here is €815,000. Check if it's within reach with our affordability calculator.
Major Streets and Housing Developments
Deerpark Road
€815K · 24 propertiesThe Rise
€1.1M · 22 propertiesRth Avenue
€880K · 21 propertiesWilson Road
€750K · 20 propertiesClonmore Road
€800K · 17 propertiesCedarmount Road
€619K · 15 propertiesGreenfield Road
€1.1M · 15 propertiesCallary Road
€610K · 14 propertiesSycamore Road
€995K · 14 propertiesThornhill Road
€776K · 13 propertiesGlenabbey Road
€650K · 12 propertiesTrees Road Lower
€632K · 12 propertiesRoebuck Avenue
€662K · 11 propertiesOther streets (60)
Greygates
€910K · 9 propertiesMather Road South
€903K · 8 propertiesMather Road North
€856K · 7 propertiesSaint Thomas Road
€1.2M · 7 propertiesChestnut Road
€960K · 6 propertiesCypress Road
€945K · 6 propertiesFosters Avenue
€1.3M · 5 propertiesOatlands Manor
€1.2M · 5 propertiesOwenstown Park
€826K · 5 propertiesSaint Thomas Mead
€835K · 5 propertiesTrees Road Upper
€638K · 5 propertiesLower Kilmacud Road
€570K · 4 propertiesSycamore Crescent
€910K · 4 propertiesThe Close
€903K · 4 propertiesMather Rd North
€1.1M · 3 propertiesMountbrook
€395K · 3 propertiesSeafield Crescent
€1.0M · 3 propertiesSt Thomas Road
€1.5M · 3 propertiesTrees Road
€1.2M · 3 propertiesWilson Crescent
€980K · 3 propertiesGrey Gates
€1.2M · 2 propertiesIris Grove
€1.1M · 2 propertiesRedesdale Court
€453K · 2 propertiesSeafield Road
€820K · 2 propertiesSt Thomas Meade
€1.1M · 2 propertiesTrees Avenue
€960K · 2 propertiesAgadoon
€1.0M · 1 propertyAshurst
1 propertyAuburn
€1.4M · 1 propertyCherrygarth
€2.0M · 1 propertyCherryview
€1.3M · 1 propertyClogrenan
€1.6M · 1 propertyClonbeg
€2.7M · 1 propertyDale Drive
1 propertyFoster S Avenue
€875K · 1 propertyFosterbrook
€1.1M · 1 propertyGartenane
€935K · 1 propertyGlenvar
€180K · 1 propertyGlenville
€1.0M · 1 propertyGreygates Hall
€604K · 1 propertyInnisfallen
€1.3M · 1 propertyLr Kilmacud Road
€1.2M · 1 propertyMountbrook Apts
€751K · 1 propertyRedesdale Crescent
€850K · 1 propertyRoebuck Hill
€327K · 1 propertySalaam
€120K · 1 propertySeafield Close
€800K · 1 propertySomerton
€1.1M · 1 propertySt Thomas Mead
€1.5M · 1 propertyStillorgan Road
€369K · 1 propertyThe Apartment
€523K · 1 propertyThe Mews
€771K · 1 propertyThe Mews The Stables
€573K · 1 propertyThornhill Oaks
€789K · 1 propertyTrees Rd Upper
€770K · 1 propertyWhite Oaks
€1.6M · 1 propertyWhiteoaks
€964K · 1 propertyWoodview
€650K · 1 propertySeamount
€1.3M · 1 propertySouth Avenue
1 propertyCompare with Nearby Areas
See how Mount Merrion stacks up against other areas in Dún Laoghaire–Rathdown.
Other Areas in Dún Laoghaire–Rathdown
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Affordability Calculator
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Monthly repayments and full amortisation schedule
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Frequently Asked Questions
What is the median house price in Mount Merrion?
The median property price in Mount Merrion, Dún Laoghaire–Rathdown is €815,000, based on 406 recorded sales.
How many properties have sold in Mount Merrion?
406 properties have been recorded as sold in Mount Merrion, Dún Laoghaire–Rathdown in the last 16 years.
What is the most expensive street in Mount Merrion?
The most expensive street in Mount Merrion by median price is St Thomas Road at €1,520,000.
How does Mount Merrion compare to Dún Laoghaire–Rathdown?
The median price in Mount Merrion (€815,000) is 52% above the Dún Laoghaire–Rathdown median of €537,000.
What is the investment growth rate in Mount Merrion?
Based on 21 repeat-sale properties in Mount Merrion, values have changed by a median +5.4% per year over 14.1 years (2011 to 2025).
How have prices changed in Mount Merrion over time?
The median sale price in Mount Merrion has fallen 75% from €770K in 2010 to €190K in 2026, based on 410 recorded sales. In the last 5 years, it has fallen 79%.