LidoSteam

Thermal baths in Castlerock

Castlerock is a seaside village on the north coast of County Londonderry, near the mouth of the River Bann and about 8 km north-west of Coleraine. HotBox parks its wood-fired sauna trailer about 9 km west of the village on Benone Strand, an Atlantic beach. Mussenden Temple, a small round building on the clifftop in the National Trust's Downhill Demesne, is about 1.5 km west.

  • Baths1
Street map of Castlerock with every bath marked and numbered1
© OpenStreetMap contributors, © OpenMapTiles

Baths in Castlerock compared

Entry, swimwear rules, age limits and ticket type, side by side.

BathEntrySwimwear and rulesAgeTickets
1HotBox Benone StrandCastlerock
  • 60 min sweat£22about €26
  • 90 min sweat£28about €33
As of Oct 2026
Bring swimwear; nudity is not permitted in the sauna (operator).
As of Oct 2026
12+Timed slots, book ahead

Every bath in Castlerock

Open all year unless the hours say otherwise.

  1. 1HotBox Benone Strand

    Bathhouse, Castlerock · Everyone signs a waiver; no alcohol; sauna reached by steps; at most 20 minutes in the heat at a time. Barred for some health conditions and in pregnancy. Full refund over 48 hours ahead; no refund or rescheduling under 24 hours.

    A wood-fired sauna trailer on Benone Strand, the long Atlantic beach on the north coast of County Londonderry, run by HotBox.

    £22about €26As of Oct 2026