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Charlemont Fort is a post-medieval artillery fortification located near Armagh in Northern Ireland. Built to exploit the strategic landscape of the region, the fort stands on bedrock of the Sherwood Sandstone Group, a geological formation of sandstone, siltstone and mudstone dating to the Ladinian period. This foundation provided a stable base for the substantial earthworks and masonry structures characteristic of early modern military architecture. The fort's position on the elevated terrain of County Armagh made it a commanding site for controlling movement through the Ulster landscape.
The fortification exemplifies the star-fort design principles that became standard across Europe and its colonies during the sixteenth and seventeenth centuries. Its angled bastions and low profile were engineered to withstand cannon fire, reflecting the fundamental shift in military architecture brought about by the development of gunpowder artillery. The layout and surviving structures demonstrate the investment in defensive infrastructure during a period of significant military and political upheaval in Ireland.
Today, Charlemont Fort remains a substantial and legible example of post-medieval fortification. Designated as a protected monument under Historic Environment Division reference 5165, it survives as physical evidence of the strategic military priorities and engineering capabilities of early modern Ireland. The site continues to reveal the relationship between defensive architecture and its natural landscape setting.
Charlemont fort. artillery fort is a scheduled monument protected by Department for Communities NI under reference 5165. View the official record →
Charlemont Fort is a post-medieval artillery fortification located near Armagh in Northern Ireland. It is designated a Scheduled Ancient Monument by DfC Northern Ireland (NISMR) under reference 5165.
Charlemont fort. artillery fort dates from the post-med period, and is classified as a fortification. It is one of over 32,000 scheduled monuments protected across the UK.
Charlemont fort. artillery fort 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 5165.
Several scheduled monuments lie within 10 km, including Legar hill burial ground, legar hill, leghor hill. rath, artillery bastion & graveyard (0.8 km), Clonfeacle, clonfeacle cross. multiperiod church & graveyard with cross (4 km), Mullan fort. artillery fort (4.3 km).
This page is just one thread. A full Aubrey report pulls together 14 strands of Charlemont fort. artillery fort'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.
Charlemont fort. artillery fort stands on Sherwood Sandstone Group, bedrock that formed in the Ladinian. The rock here is sandstone, siltstone and mudstone.