Marazion Beach

Back to Cornwall Beaches

The Green, Marazion, Cornwall, TR17 0EQ

Marazion Beach is a broad, gently curving sweep of sand and pebble across the western side of Mount's Bay, sitting at OS grid reference SW 5149 3059 directly opposite the single most photographed sight in Cornwall: St Michael's Mount, rising from the sea a short distance offshore. The beach runs on north-west towards Long Rock and Penzance, and it is this stretch of shoreline, framed by the Mount at one end and the granite headland of Cudden Point away to the south-east, that gives Marazion its enduring appeal - a beach that is as much about the view as it is about the sand itself, and a view that changes completely twice a day as the tide rises and falls across the causeway linking the shore to the island castle.

That tidal rhythm is the beach's defining feature. A causeway of hand-laid granite setts, built up over centuries and first used by medieval pilgrims travelling to the Benedictine priory that once stood on the Mount, is exposed for a few hours either side of low water, allowing visitors to walk directly across the sand and rock to the island on foot. As the tide floods back in, the causeway disappears beneath the sea within a matter of minutes, and a small passenger ferry takes over the crossing instead, run by boatmen from the harbour beneath the castle whenever conditions allow. Watching the causeway slowly vanish, or reappear, from a spot on Marazion's own beach is one of the small, reliable pleasures of a visit here, and it means every trip to this beach comes with a built-in incentive to check the tide tables before setting out.

The town behind the beach has a claim to fame that long predates its modern life as a seaside stop-off: Marazion is reckoned to be one of the oldest chartered towns in Britain, having first been granted a market charter by Henry III in 1257, a charter that was later reaffirmed by Elizabeth I in 1595. The town's own name is thought to come not from any supposed Jewish trading community, as older guidebooks sometimes suggested, but from two Cornish-language markets once held here side by side - Marghas Byghan, the "Small Market", and Marghas Yow, the "Thursday Market" - whose names gradually slurred together into the one word used today. For centuries Marazion sat at the western end of the main road out of London, and its harbour beneath the Mount, improved through the eighteenth century, handled fishing boats and cargoes of tin and copper ore that supported a busy trading community long before tourism ever entered the picture. Pilgrims bound for the priory on the Mount passed through the town for hundreds of years, and later visitors of note included the Quaker founder George Fox, who preached here in 1656, and the Methodist leader John Wesley, who came through in 1789 - both drawn, in their different ways, by a town that had long been used to travellers arriving at the water's edge.

Mining and the old trunk-road trade eventually faded through the nineteenth century, but the arrival of the railway to West Cornwall gave Marazion a second life as a holiday destination, a role the beach has played ever since. St Michael's Mount itself, now in the care of the National Trust in partnership with the St Aubyn family who have lived there since the seventeenth century, draws close to 300,000 visitors a year to its castle, subtropical terraced gardens and harbour, and a great many of them pass across - or at least look out across - this beach to get there. The result is a shoreline that manages to feel both genuinely historic and thoroughly geared up for a modern beach day, with the castle-topped island as a backdrop that changes character with every state of the tide and every shift in the Cornish light.

Immediately behind the beach's dunes and shingle bar lies a very different kind of attraction: RSPB Marazion Marsh, the largest reed bed in Cornwall and the most westerly reed bed of any real size on mainland Britain, covering around 63 hectares in total with some 17 hectares of reed. Separated from the sea by the same shingle and sand system that backs the beach, the marsh has been a Site of Special Scientific Interest since 1951 and has been managed by the RSPB under lease from the St Aubyn Estate since 1990, work that involves cutting and clearing the reed bed and controlling encroaching willow to keep the habitat open for wildlife. Up to five Eurasian bitterns - a notoriously secretive heron relative - have been recorded overwintering here in some years, alongside breeding Cetti's warblers, passage waders and a long list of migrant birds that make the reserve a genuine draw for birdwatchers visiting Mount's Bay, easily combined with time on the beach itself since the reserve sits only a short walk from the sand.

Back on the beach, the emphasis is firmly on family-friendly, all-round appeal. A well-equipped children's play park sits on the rise above the sand, and the beach itself is popular for windsurfing, kitesurfing, sailing and jet skiing, with a windsurfing school operating from the far end of the beach for anyone keen to try the sport in a genuinely sheltered stretch of water - Mount's Bay's position, tucked in behind the Lizard peninsula, gives it noticeably calmer conditions than many of Cornwall's more exposed Atlantic beaches. Sand chairs suitable for less mobile visitors can be arranged by contacting the St Michael's Mount office in advance, a detail that speaks to how closely the beach and the island attraction are woven together in a single visitor experience. The Godolphin Arms, a long-standing pub right on the beach itself with rooms and a terrace looking straight out at the Mount, is as much a part of a visit here as the sand, and there is a good spread of further cafes, shops and restaurants in the town just behind the beach.

RNLI lifeguards provide seasonal cover on Marazion Beach through the main summer season, though as with any seasonal patrol the exact start and end dates can shift slightly from year to year, so checking current dates locally before relying on it is always worthwhile; visitors should swim between the red and yellow flags whenever lifeguards are on duty. Dogs are welcome on the beach for most of the year, subject to a seasonal restriction in line with many of Cornwall's popular family beaches: no dogs are permitted between 10am and 6pm from 1 July to 31 August, and it is worth checking current signage on arrival in case of any local updates. Marazion does not currently hold Blue Flag or Seaside Award status - Cornwall Council's official list for the 2026 season does not include the beach - though its water quality is generally rated well and the beach is considered safe and sheltered for family swimming, helped considerably by the shelter of the wider bay and the presence of the Mount itself breaking the worst of any swell.

Parking is one of Marazion's genuine strengths: a large, free grassy car park sits right behind the beach, immediately adjacent to the children's play park, making this one of the more straightforward Cornish beaches to simply turn up to without pre-booking or paying by the hour - a rarity in a county where beachside parking charges are increasingly the norm. That ease of access, combined with the causeway, the Mount, the marsh and a genuinely long and interesting town history behind it, makes Marazion Beach a rewarding stop whether the plan is a full day building sandcastles in view of a fairy-tale island castle, a short walk out across the causeway at low water, or simply a slow morning watching the birds on the marsh before the tide turns and the crowds arrive for the crossing.

Page last updated: 14 September 2026.

« Back to Marazion & Mount's Bay Beaches