Dublin 15 (Blanchardstown) vs Killiney/Dalkey: which is better to live in? (2026)
Dublin 15 (Blanchardstown) (D15, Co. Dublin) and Killiney/Dalkey (A96, Co. Dublin) compared on price, safety, schools and quality of life — Property Price Register data, updated daily.
The verdict
Dublin 15 (Blanchardstown) is the cheaper of the two — its median sale price of €418,000 runs 67% below Killiney/Dalkey's €700,000. Across every metric we track, Dublin 15 (Blanchardstown) takes 1 of the 1 decided categories — but the right pick depends on which categories matter to you.| Metric | Dublin 15 (Blanchardstown) | Killiney/Dalkey |
|---|---|---|
| Market | ||
| Median sale price (12m) | €418,000 | €700,000 |
| Typical range (P25–P75) | €350,000 – €525,000 | €500,000 – €1,010,000 |
| Premium over asking | — | — |
| Sales (12m) | 1,233 | 667 |
Dublin 15 (Blanchardstown) vs Killiney/Dalkey: common questions
- Is Dublin 15 (Blanchardstown) cheaper than Killiney/Dalkey?
- Yes. The median sale price in Dublin 15 (Blanchardstown) over the last 12 months was €418,000, against €700,000 in Killiney/Dalkey (Property Price Register).
Dig deeper
Related comparisons
- Blackrock/Deansgrange vs Dublin 15 (Blanchardstown)
- Dublin 05 vs Dublin 15 (Blanchardstown)
- Dublin 1 (City Centre) vs Dublin 15 (Blanchardstown)
- Dublin 10 vs Dublin 15 (Blanchardstown)
- Dublin 11 (Glasnevin) vs Dublin 15 (Blanchardstown)
- Blackrock/Deansgrange vs Killiney/Dalkey
- Killiney/Dalkey vs Dublin 05
- Killiney/Dalkey vs Dublin 1 (City Centre)
Methodology
Sale prices, premiums and days-to-sale are computed from the Property Price Register (rolling 12 months) matched to original listing prices. Safety scores derive from Garda-division crime rates per 1,000 residents; education and profile figures from CSO census small-area data. The Quality of Life composite averages six equally-weighted dimensions built from 40+ metrics across 13 public datasets. Figures refresh daily; both areas are scoped to their Eircode routing key (D15 and A96).