The number of houses sold in the first half of the year has increased 3.6% compared to the same period in 2017, while the value of house sales has increased by 18% from the first half of 2018 to the same period last year.
A study based on analysis of the Property Price Register shows there were 24,448 house sales nationally in the first half of the year.
The value of those transactions increased from €6.04bn to €7.11bn.
There 8,187 house sales in Dublin in the first half of this year, the highest figure nationwide.
The value of sales in the capital rose by a substantial 26% to €3.8bn from €3.01bn, the study by property website MyHome found out.
The capital was followed by Cork with 2,532 sales, Kildare with 1,250, Galway with 1,094, while Meath on 1,056 and Limerick on 901 completed the top six.
The counties with the lowest number of sales were Monaghan (162), Longford (201), and Leitrim (214).
Overall there were 55,000 residential property sales in 2017, with MyHome expecting that the total number of sales this year will be close to 60,000.