Portmarnock house prices
Median sale price, year trend, rents, yields and recent sales for Portmarnock, drawn from official property data.
In brief
The median sale price in Portmarnock, Co. Dublin over the last 12 months is €725,000, down 1.1% on the year before across 113 recorded sales. The median advertised rent is €2,315 a month. Gross rental yield works out at +3.8%. Figures are compiled from the Property Price Register, CSO RPPI and RTB, for the data month shown below.
House prices in Portmarnock
| Median price (12 months) | €725,000 |
|---|---|
| Year on year | -1.1% |
| Sales recorded (12 months) | 113 |
| New-build median | €860,000 |
| Second-hand median | €600,000 |
Median of open-market sales each year (Property Price Register). Latest year is partial.
| Year | Median | Sales |
|---|---|---|
| 2023 | €643,916 | 130 |
| 2024 | €675,000 | 134 |
| 2025 | €727,500 | 146 |
| 2026 | €716,000 | 55 |
For wider context, the CSO Residential Property Price Index puts the median for Fingal at €500,000, up 4.3% year on year (May 2026). The CSO figure covers a wider area than the Portmarnock sales above.
Rents in Portmarnock
| Median rent (monthly) Q4 2025 | €2,315 |
|---|---|
| Rent, year on year | -0.1% |
| 2 bed | €2,025 |
At these prices and rents, gross rental yield in Portmarnock is +3.8%, or about +3.0% net of typical costs.
What sold in Portmarnock
The latest of 113 sales recorded on the Property Price Register near Portmarnock 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.
| Date | Address | Price |
|---|---|---|
| 13 Jul 2026 | 47 Millfield, The Links, Portmarnock | €330,000 |
| 7 Jul 2026 | 79 Greenview, Seabrook Manor, Portmarnock | €452,500 |
| 6 Jul 2026 | 17 The Quarry, Upper Carrickhill Rd, Portmarnock | €425,000 |
| 3 Jul 2026 | 21 The Kilns, Portmarnock, Dublin | €360,000 |
| 3 Jul 2026 | 27 Comerfords Cross, Portmarnock, Dublin | €490,000 |
| 2 Jul 2026 | 61 Dal Riada, Portmarnock, Dublin | €870,000 |
| 1 Jul 2026 | 26 Drumnigh Manor, Portmarnock, Dublin | €772,000 |
| 29 Jun 2026 | 92 Bracken Dr, Martello, Portmarnock | €755,000 |
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 Portmarnock sales.
Planning near Portmarnock
In the 12 months to 11 Aug 2026, 39 planning applications were granted in and around Portmarnock. See Dublin planning applications by district for live applications, decisions and refusals.
| Decided | Development | Units |
|---|---|---|
| 4 Aug 2026 | The development will consist of construction of a new two storey detac | – |
| 29 Jul 2026 | Planning Permission for attic conversion for storage dormer window to | – |
| 9 Jul 2026 | The development will consist of the following: (a) The conversion of t | – |
| 8 Jul 2026 | Conversion of existing attic space comprising of modification of exist | – |
| 8 Jul 2026 | Planning permission is sought for 1) | – |
Source: Irish Planning Applications, DHLGH ArcGIS FeatureServer, CC-BY 4.0. Grants within 7 km, keyed to the nearest tracked town.
More on Portmarnock
- Living in Portmarnock covers schools, commute and what it is like to live there, with the native calculators.
- Compare against every town in the county in our Co. Dublin house prices guide.
- Visiting first? Things to do in Portmarnock covers attractions and walks nearby.
- Nearby: Balbriggan, Blackrock, Booterstown, Cabinteely, Citywest, Dalkey.
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 ourmethodology for how these figures are computed.