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Dockmaster's Office

A Grade II Listed Building in Bangor, Gwynedd

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Latitude: 53.2327 / 53°13'57"N

Longitude: -4.1112 / 4°6'40"W

OS Eastings: 259180

OS Northings: 372707

OS Grid: SH591727

Mapcode National: GBR 5Q.09SZ

Mapcode Global: WH547.T0GL

Entry Name: Dockmaster's Office

Listing Date: 24 May 2000

Last Amended: 24 May 2000

Grade: II

Source: Cadw

Source ID: 23364

Building Class: Maritime

Location: Located on the western quayside of New Dock at Porth Penrhyn towards it southern end.

County: Gwynedd

Town: Bangor

Community: Llandygai (Llandyg√°i)

Community: Llandygai

Locality: Porth Penrhyn

Built-Up Area: Bangor

Traditional County: Caernarfonshire

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Probably built c1860 as part of the continuing development of Porth Penrhyn, the building is still in its original use as harbour master's office.


Small single-storey building of tooled granite rubble blocks; hipped slate roof. Front (east) wall has wide tripartite horned sash window with stone lintel and cill roughly to centre; doorway on left. Right return has narrower tripartite sash window, also with stone lintel and cill; blank rear wall and left return, except for purple brick shaft to integral stack on former.


Altered interior.

Reasons for Listing

Included as an integral feature of the remarkable late C18 and C19 industrial port complex at Porth Penrhyn, the building has strong group value with the other structures here, in particular the Grade II* listed New Dock on the eastern quay of which it sits.

Other nearby listed buildings

  • II Port House
    Located at the southern end of the harbour at Porth Penrhyn on junction of the two approach roads; small slate-paved forecourt with low wall and marks of former railings; garden to rear (south) bounde
  • II The Cottage
    Located to the north-east of Port House and immediately north-west of the Penrhyn Estate Office; the cottage has a small garden in front and is approached from the west by a short flight of steps.
  • II Penrhyn Estate Office
    Situated directly to the east of Port House and approximately 30m north-west of Port Lodge; low rubblestone wall in front with privet hedge following curve of road and ashlar gate piers aligned on mai
  • II Hen Swyddfa'r Porthladd (Old Port Office)
    Located approximately 20m to the south-west of Port House immediately to the north of Pont Penrhyn.
  • II Former Locomotive Shed
    Located on eastern quayside of New Dock towards its southern end at the terminus of the former Penrhyn Railway.
  • II Former Communal Lavatory
    Located on the western quay of New Dock at Porth Penrhyn.
  • II Pont Penrhyn (partly in Bangor community)
    Spanning the Afon Cegin just south of the present main approach to the docks at Porth Penrhyn, the road carried by the bridge leads to the Port Lodge entrance to Penrhyn Castle.
  • II Parapet/Boundary Walls on Port Lodge approach to Penrhyn Castle
    Eastern continuation of abutments to Pont Penrhyn, on the north side running down the lane between the Penrhyn Estate Office and Port House and on the south side towards Port Lodge; the walls also con

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