© Mapbox · © OpenStreetMap contributors · Boundary data © DfC Northern Ireland (NISMR)
Ballycastle ice house is a nineteenth-century underground structure built into the volcanic bedrock of County Antrim. The site sits upon Palaeogene extrusive rocks—mafic lava and tuff formed during ancient volcanic activity millions of years before human settlement. This geological foundation provided ideal conditions for ice storage, as the dense volcanic stone offered natural insulation and stability for the chamber walls.
Ice houses were essential service buildings on substantial estates, designed to preserve ice cut from frozen ponds or brought from mountains during winter months. The ice was packed in layers with straw or sawdust and stored in insulated underground chambers where it could remain viable throughout the summer for cooling food and beverages. Ballycastle's example represents the practical infrastructure that supported the domestic comforts of the property.
Now protected by the Historic Environment Division as a scheduled monument, Ballycastle ice house survives as a rare survival of this specialist building type in Northern Ireland. Few examples remain intact, making this structure an important record of nineteenth-century estate management and the technological solutions employed before mechanical refrigeration became standard.
Ballycastle ice house. ice house is a scheduled monument protected by Department for Communities NI under reference 16099. View the official record →
Ballycastle ice house is a nineteenth-century underground structure built into the volcanic bedrock of County Antrim. It is designated a Scheduled Ancient Monument by DfC Northern Ireland (NISMR) under reference 16099.
Ballycastle ice house. ice house is a Scheduled Ancient Monument, legally protected by DfC Northern Ireland (NISMR) — the body responsible for designating and safeguarding heritage sites in Ni. The official designation reference is 16099.
Several scheduled monuments lie within 10 km, including Carn an truagh, knocklayd. megalithic tomb, possibly passage tomb (4.7 km), Motte with castle ruins & souterrain (5.3 km), Court tomb (5.4 km).
This page is just one thread. A full Aubrey report pulls together 14 strands of Ballycastle ice house. ice house's history, each drawn from the record and mapped to the exact spot:
Every location is different. Not every section appears for every place, only what the historical record actually holds turns up in a report.
Ballycastle ice house. ice house stands on Unnamed Extrusive Rocks, Palaeogene, bedrock that formed in the Paleogene. The rock here is mafic lava and mafic tuff.