Kilkenny Castle was one of the most popular ticketed OPW sites last year

Kilkenny Castle saw over 546, 354 visitors last year 

It’s as a total of 15.3 million people visited the country’s historic castles, gardens and monuments last year.

The Office of Public Works says the numbers are up around 300-thousand when compared to 2022.

It’s responsible for caring, maintaining and operating 780 important heritage sites nationwide.

The most popular ticketed sites last year were Kilkenny Castle and Parklands, Dublin Castle, and the Rock of Cashel in Tipperary.