Former Mercantile Marine Office is a Grade II listed building in the Southampton local planning authority area, England. First listed on 8 October 1981. Office. 3 related planning applications.

Former Mercantile Marine Office

WRENN ID
tenth-truss-summer
Grade
II
Local Planning Authority
Southampton
Constituency
Southampton Itchen MP: Darren Paffey (Lab)
Country
England
Date first listed
8 October 1981
Type
Office
Address
Former Mercantile Marine Office, Pilgrim House, Canute House, City of Southampton, SO14 3FJ
OS grid reference
SU 425 109
Coordinates
50.89686, -1.39689
Source
Historic England listing

Also on this page: sale history · EPC · related consents · flood risk · radon risk · weather exposure · detailed attributes ↓

Description

This is a mid-19th century former Mercantile Marine Office, originally the Offices of the Department of Trade and Industry and the Mercantile Marine. The building is constructed of stock brick with a hipped slate roof. It has two storeys and features six sash windows with intact glazing bars. Rusticated end quoins and a brick eaves cornice are visible. A doorcase on the left features a rusticated quoined surround. A lower, single-bay addition exists to the left.

Local climate

Former Mercantile Marine Office receives an average of 830 mm of rain a year. This makes it wetter than 53% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 78% of listed buildings.

It experiences an average of 18 freeze-thaw cycles a year, fewer than 82% of listed buildings. Of these, 7 follow at least 1 mm of rain in the preceding 48 hours. Average temperatures at this location have risen by 0.3°C per decade since 1991.

Averages for 1991–2020; temperature trend 1991–2025. Figures describe the wider area (a grid cell of roughly 10 km), not the individual site. Contains modified Copernicus Climate Change Service information 2026.

More on this building

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  • Full EPC report — heating system, energy costs, size, glazing, construction etc.
  • Sale history — 2 transactions since 2016
  • Related listed building consents — 3 applications
  • Detailed attributes — period, style, materials, features
  • Flood risk assessment
  • Radon risk assessment
  • Weather exposure and heating demand — rain and frost month by month and year by year, wind direction, solar and humidity
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