First Time in Tenby: A Half-Day and a Full-Day Plan

Most people arrive in Tenby the same way: through the Five Arches on South Parade, the barbican gatehouse that has been the main way into the walled old town since the 13th century. It is a genuinely good place to start, not just the obvious photo stop. From there the old town is small enough to cover on foot in a morning, but Tenby rewards a full day more than most Welsh coastal towns because of what sits offshore.

If you only have three or four hours, walk the surviving stretch of the town walls from the Five Arches, then cut down Quay Hill to the National Trust's Tudor Merchant's House, a circa-1500 merchant's house with an original Flemish chimney that takes thirty to forty-five minutes to see properly. From there it is a short walk down to the harbour and North Beach, where the pastel-painted Georgian and Victorian terraces along the Esplanade give Tenby its postcard look. Finish with lunch at a harbour pub such as the Hope & Anchor, which runs a genuine daily catch board rather than a tourist-menu seafood platter.

Adding Caldey Island

A full day changes the shape of a Tenby visit completely, because it lets you add the crossing to Caldey Island, a working Cistercian monastery a mile and a half offshore. The ferry runs Monday to Saturday in season, roughly Easter to October, with no Sunday sailings and no winter service, and tickets are sold on the day at the harbour rather than booked ahead. Build a full-day visit around checking the sailing times first thing, since the crossing genuinely shapes the rest of the day: expect three to four hours between the outbound boat, time on the island, and the return.

Spend the morning on the old town's heritage sights while you wait for a sailing slot if needed: the walls, the Tudor Merchant's House, and Tenby Museum and Art Gallery on Castle Hill, the oldest independent museum in Wales, built partly into the remains of the old castle. All three are the natural wet-weather fallback too, if the boats are not running.

Beaches, in order of what they are actually like

Tenby has three beaches within a short walk of the walls, and they are different enough to be worth knowing apart before you arrive. North Beach, right below the harbour, is the one in every photograph, with a lifeguard in season and the pastel terraces as a backdrop. South Beach runs about two flat miles toward Giltar Point and is the better choice for a proper walk or a quieter stretch of sand, with its southern end dog-friendly year-round. Castle Beach is the smallest and most sheltered, tucked directly below the castle ruins, and it is the one with a genuine trick to it: at low tide, a sand causeway opens to St Catherine's Island for a couple of hours either side of low water, but the tide comes back in fast, so check a tide table rather than guessing.

A practical note on parking and the old town

If you are driving in, know before you arrive that Tenby's pedestrianised old-town core closes to general traffic for part of the day in summer, and the North Beach car park is reported to fill by around nine in the morning in high season. Park at the edge of town, at Salterns or the Upper Park Road multi-storey, and walk in; do not plan to drive into the walls looking for a space.

Whichever version of the day you end up with, the thing that makes Tenby different from a lot of prettier-on-paper seaside towns is that the harbour is still working. Boats go out because people fish and run trips from Tenby, not because a photo needs one moored in the foreground.