LidoSteam

Thermal baths in Groomsport

Groomsport is a village on the south shore of Belfast Lough in County Down, about 4 km east of Bangor and 22 km from Belfast. HotBox's wood-fired sauna stands at Groomsport Harbour, where sea swimmers go in from the harbor and the small beach beside it.

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

Baths in Groomsport compared

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

BathEntrySwimwear and rulesAgeTickets
1HotBox Groomsport HarbourGroomsport
  • 60min off peak£20about €24
  • 60 min peak£22about €26
  • 90 min peak£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 Groomsport

Open all year unless the hours say otherwise.

  1. 1HotBox Groomsport Harbour

    Bathhouse, Groomsport · 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 HotBox sauna at Groomsport Harbour on Belfast Lough, aimed at sea swimmers who swim from the harbour and warm up between dips.

    from £20about €24As of Oct 2026