Administrative Boundary of Cornwall

About Cornwall

Cornwall is a unitary authority and ceremonial county forming the far southwestern peninsula of England, extending into the Atlantic Ocean between the English Channel and the Celtic Sea. Covering approximately 3,562 square kilometres, it is one of England's largest counties and one of the most geographically, culturally, and geologically distinct. With a population of approximately 568,000 (2021 Census), Cornwall is home to a proud Celtic culture with its own language, a rich mining heritage that is UNESCO World Heritage listed, and landscapes of extraordinary beauty from the rugged north Atlantic cliffs to the sheltered coves and fishing villages of the south. History and Heritage Cornwall's distinctiveness from the rest of England begins in its Celtic heritage. The Cornish people are one of the six Celtic nations of northwestern Europe, and the Cornish language — a Brythonic Celtic language closely related to Welsh and Breton — survived as a community language until the 18th century and has been the subject of an active revival since the 20th century. Today several thousand people can speak Cornish, and the language is taught in some schools. Cornish identity is expressed through distinct cultural traditions including the Furry Dance (Helston Flora Day), Cornish wrestling, and various festivals and customs that have no equivalent in England. The landscape of Cornwall has been shaped over millennia by prehistoric peoples who left an extraordinary legacy of stone monuments across the peninsula. The Penwith peninsula (Land's End area) has the highest density of prehistoric sites in England, including the Merry Maidens stone circle, the Men-an-Tol holed stone, Chysauster Ancient Village (an Iron Age Romano-British settlement), Carn Euny (an Iron Age village with a fogou — a mysterious underground passage), and the megalithic tombs of Lanyon Quoit and Zennor Quoit. Tintagel Castle, on the dramatic north Cornish coast, is the legendary birthplace of King Arthur and has been associated with the Arthurian legend since at least the 12th century; archaeological excavations have confirmed that the site was a significant high-status settlement in the post-Roman period. Cornwall and West Devon Mining Landscape The Cornwall and West Devon Mining Landscape was inscribed as a UNESCO World Heritage Site in 2006, recognising the area's outstanding contribution to the development of industrial society worldwide. Cornwall was the world's most productive source of copper ore during the first half of the 19th century and remained a major tin producer well into the 20th century. At the industry's peak in the 1860s, approximately 340 engine houses dotted the Cornish landscape, pumping water from mines that plunged hundreds of metres below the surface and the sea bed. Cornish engineers exported their expertise, mine captains, and the distinctive Cornish beam engine around the world — to the copper mines of the Americas, the gold mines of Australia and South Africa, and the tin mines of Southeast Asia. The engine houses and stacks that survive across the cliffs of the Penwith and Carnon Valley landscapes are among the most dramatic and evocative industrial monuments in the world. Eden Project The Eden Project, near St Austell, is one of the most visited tourist attractions in England and one of the most remarkable environmental and horticultural projects in the world. Two enormous biomes — geodesic domes made of hexagonal and pentagonal ETFE panels, the largest of which is 240 metres long and 55 metres high — were constructed in a former china clay quarry and contain living collections of plants from the Rainforest and Mediterranean biomes. Since opening in 2001, the Eden Project has attracted millions of visitors and has become a global icon of sustainability, education, and ecological awareness. Coastline and Landscape Cornwall's 697 km of coastline includes some of the finest natural scenery in England. Land's End, the most westerly point of mainland England, offers views across the Atlantic to the Isles of Scilly. St Michael's Mount — a tidal island accessible by causeway at low tide — rises dramatically from Mount's Bay near Marazion and is one of England's most romantic and recognisable images. The north coast between Newquay and Bude is characterised by Atlantic surf beaches (Fistral Beach at Newquay is the most famous surf venue in England), dramatic cliff scenery, and the historic fishing villages of Padstow and Port Isaac. Population and Demographics The 2021 Census recorded 568,000 residents. Cornwall has a predominantly White British population (approximately 97%) with lower average household incomes than England as a whole, partly reflecting the seasonality of its tourism-driven economy. GIS and Boundary Data The administrative boundary of Cornwall unitary authority is available for free download in GeoJSON and KML formats, sourced from the ONS Open Geography Portal (Crown copyright 2024). Compatible with QGIS, ArcGIS, Mapbox, and Google Earth, the dataset supports coastal erosion assessment, mining heritage mapping, prehistoric monument conservation, tourism planning, and demographic analysis across the Cornwall local authority area.

📍 Administrative boundary of Cornwall county