The cost of a home increased by 8.6% in the 12 months to June.
That's up from 8.5% in the year to May.
CSO figures show prices in Dublin went up by over 9%, while outside the capital, they saw a rise of 8.2%.
Nationally, the median price of a home bought in the last 12 months was €337,500.
Wicklow had the highest median prices outside of Dublin, at €445,000
Outside of Dublin the most expensive Eircode area over the last twelve months was A63 'Greystones', with a median price of just under €540,000
The second most expensive Eircode area was A98 'Bray' with a median price of €475,000.
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