Photo: William Murphy · CC BY-SA 2.0Since 2015, Blackrock’s home prices have lagged the typical Irish town: up 68% against +129%
Homes in Blackrock sell for a median €785,000. That is the middle of 1,036 market sales on the Property Price Register from 2023 to 2025. Prices are up 68% on 2015. Rent, income and the Cost of living Grade are on Blackrock’s cost of living page.
90% of the homes sold in Blackrock were second-hand
1,036 market sales in three years: 107 new homes and 929 second-hand. At the median a new home sold for 21% less.
median sale · 107 sold in 3 years
- the typical Irish town
- €419K
median sale · 929 sold in 3 years
- 2025 median
- €865K 270 sold
- 2022 to 2025
- +6.1%
- the typical Irish town
- €326K
median sale · 1,036 sold in 3 years
- Middle half
- €556K–€1.1M
- Last 12 months
- €928K 350 sold
- the typical Irish town
- €350K
10% of the sales were new homes
Market sales on the Property Price Register, 2023–25. The register says whether a home was new or second-hand, not its type or size. New homes are filed without VAT; we add back 13.5%. A median needs 30 sales.
Half of Blackrock’s homes sold for between €556K and €1.1M
One sale in ten was under €435K and one in ten over €1.5M. 2% sold for under €250K and 81% for €500K or more.
The median, €785,000, sits in the €750K–1M band
1,036 market sales, 2023–25, VAT included. Each bar is the number sold in that price band; the darker bar holds the median.
Prices are up 68% on 2015, a slower rise than the typical Irish town’s
From €452,500 in 2010 to €905,000 in 2025, each the median of that year’s market sales.
About as many homes sell as usual
295 homes sold in 2025. The busiest year was 2024, with 412, and the quietest 2011, with 128.
Blackrock costs more than the typical Irish town
Each year’s median sale: the town, the middle of County Dublin’s towns of 2,500 or more, and the typical Irish town.
New homes and second-hand, year by year
| 2010 | 2015 | 2020 | 2025 | |
|---|---|---|---|---|
| All homes | €453K | €540K | €630K | €905K |
| Typical Irish town | €220K | €170K | €261K | €388K |
| Second-hand homes | €470K | €525K | €613K | €865K |
Calendar years; a year’s median needs 30 sales of the kind, so a dash is a year with fewer.
Property Price Register: every market sale placed in the town since 2010, VAT included; a year’s median needs 30 sales. Sales whose address names no town aren’t counted.
10% of the homes sold in Blackrock in three years were new
107 new homes and 929 second-hand ones sold from 2023 to 2025, by the register’s own split.
8% of the homes sold in 2025 were new
Calendar years with 10 or more sales. The share peaked at 17% in 2024.
A new home sold for a median €635,000
against €800,000 for a home sold on, 21% less, over three years. New homes are often a different mix from the homes sold on, so part of the gap is size and type.
Filed without VAT
Most new homes are filed on the register without VAT. Every figure here adds back 13.5%, so new and second-hand compare like for like.
Property Price Register, 2023–25: 107 new and 929 second-hand market sales. New homes are filed without VAT; we add back 13.5%.
Newtownpark Avenue is Blackrock’s busiest street or estate, with 57 sales in three years
49 streets and estates had 5 or more sales from 2023 to 2025, 18 of them ten or more.
| # | Street or estate | Sales | Median | Homes |
|---|---|---|---|---|
| 1 | Newtownpark Avenue | 57 | €506,000 | Mixed |
| 2 | Mount Merrion Avenue | 44 | €500,000 | Second-hand |
| 3 | Ard Na Glaise | 32 | €612,500 | Mostly new |
| 4 | Grove Avenue | 31 | €1,030,000 | Mixed |
| 5 | Carysfort Avenue | 24 | €742,500 | Second-hand |
| 6 | Stradbrook Road | 24 | €533,500 | Second-hand |
| 7 | Carysfort Park | 20 | €778,600 | Second-hand |
| 8 | Avoca Park | 19 | €1,450,000 | Second-hand |
| 9 | Booterstown Avenue | 18 | €580,000 | Second-hand |
| 10 | Rockford Park | 17 | €525,000 | Second-hand |
| 11 | Sweetmans Avenue | 17 | €482,400 | Second-hand |
| 12 | Stillorgan Road | 16 | €535,500 | Second-hand |
| 13 | Clonkeen Road | 12 | €896,000 | Second-hand |
| 14 | Cross Avenue | 12 | €2,377,500 | Mixed |
| 15 | Deans Grange | 12 | €735,500 | Second-hand |
Avoca Avenue: €2,393,000
Stradbrook Hill: €285,000
At the median, the dearest costs 8.4 times the cheapest.
Streets and estates with 5 or more market sales from 2023 to 2025, named as the register’s addresses name them; medians only.
Blackrock is the 6th most expensive of 118 towns in County Dublin
Blackrock is one of County Dublin’s dearest towns to buy in; the typical Irish town’s median is €350,000.
Towns of 1,000 or more in County Dublin, by their median home of 2023–25; * marks a routing-key median (fewer than 30 sales in the town). Each links to its own Housing page.
Cheaper nearby: Booterstown, Sandyford and Sallynoggin.
The towns around Blackrock: their median home (2023–25), market sales on the Property Price Register in those three years, the change in ten years and the distance.
| Town | Median sale | Sales, 3 years | Since 2015 | km |
|---|---|---|---|---|
| Blackrock | €785K | 1,036 | +68% | |
| Monkstown | €775K | 192 | +120% | 1.2 |
| Stillorgan | €746K | 562 | +51% | 1.6 |
| Booterstown | €733K | 104 | +113% | 1.9 |
| Sandyford | €427K | 482 | +79% | 2.8 |
| Foxrock | €983K | 378 | +48% | 2.9 |
| Sallynoggin | €521K | 43 | – | 3.2 |
A routing-key price (fewer than 30 sales in the town) counts for its whole postal area. Rents are each town’s own RTB figure where published, else its district’s, city’s or county’s.
Questions about property prices in Blackrock
What is the average house price in Blackrock?
The median home in Blackrock sold for €785,000 from 2023 to 2025, across 1,036 market sales on the Property Price Register (€927,500 in the last 12 months).
Are house prices going up in Blackrock?
The median sale was €725,000 in 2024 and €905,000 in 2025: it went up 25%.
How many homes sell in Blackrock each year?
295 sales in Blackrock were filed on the Property Price Register in 2025, against an average of 317 a year over the last ten. Sales whose address names no town aren’t counted, so the true figure is somewhat higher.
How much does a new build cost in Blackrock?
New homes sold for a median €635,000 over three years, against €800,000 for homes sold on. New builds were 10% of sales.
Is Blackrock expensive for County Dublin?
Blackrock is the 6th most expensive of 116 towns of 2,500 or more in County Dublin by median sale price.
Can I see individual sales or prices by street?
Yes: the Property Price Register publishes every residential sale with its address and price at propertypriceregister.ie. This page shows the town’s medians and counts.
Sales: Residential Property Price Register, Property Services Regulatory Authority. House prices by Eircode routing key, RTB rents and household incomes: CSO, CC BY 4.0. Routing-key areas: Autoaddress.
Sources: Property Price Register (PSRA), 2010–2026 · CSO HPA04 house prices by Eircode routing key, 2023–25. Under Creative Commons Attribution 4.0 (CC BY 4.0).
Contains Central Statistics Office (CSO) data, Census 2022, and Tailte Éireann boundaries (CSO Urban Areas, Small Areas, local electoral areas, constituencies), under Creative Commons Attribution 4.0 (CC BY 4.0).