Leinster · heritage
Historic buildings and monuments in Leinster
Nationally and internationally rated historic buildings from the National Inventory of Architectural Heritage (NIAH), and monuments open to visitors from the National Monuments Service, grouped by county.
NIAH Buildings Open Data, captured June 2026; NMS Monuments to Visit, captured June 2026. Both data.gov.ie, CC-BY 4.0.
Historic buildings and monuments by county
| County | NIAH International | NIAH National | Monuments to visit | SMR total monuments |
|---|---|---|---|---|
| Carlow | 0 | 8 | 2 | 1,940 |
| Dublin | 7 | 239 | 9 | 4,224 |
| Kildare | 0 | 29 | 2 | 3,086 |
| Kilkenny | 0 | 58 | 5 | 5,555 |
| Laois | 0 | 26 | 2 | 2,216 |
| Longford | 0 | 14 | 2 | 2,659 |
| Louth | 0 | 18 | 2 | 2,461 |
| Meath | 0 | 8 | 7 | 4,921 |
| Offaly | 0 | 22 | 2 | 4,879 |
| Westmeath | 0 | 44 | 2 | 4,540 |
| Wexford | 0 | 41 | 6 | 3,978 |
| Wicklow | 1 | 12 | 4 | 3,089 |
How this table is curated
Curated to NIAH records rated International or National (527 of 22,285 recorded Leinster structures) and the Leinster subset of the National Monuments Service's 100-record national visit list. "SMR total monuments" is each county's full Sites and Monuments Record count, for context only; the record-level SMR data is not published here. See methodology for the full curation rule.