1 Colchester Square and Portalloch Street, Lochgilphead is a Grade C listed building in the Argyll and Bute local planning authority area, Scotland. First listed on 20 July 1971. House, shop. 2 related planning applications.

1 Colchester Square and Portalloch Street, Lochgilphead

WRENN ID
veiled-loggia-amber
Grade
C
Local Planning Authority
Argyll and Bute
Constituency
Argyll, Bute and South Lochaber MP: Brendan O'Hara (SNP)
Country
Scotland
Date first listed
20 July 1971
Type
House, shop
Address
1 Colchester Square and Portalloch Street, Lochgilphead, PA31 8LH
OS grid reference
NR 861 879
Coordinates
56.0367, -5.43386
Source
Historic Environment Scotland listing

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

Description

1 Colchester Square and Portalloch Street in Lochgilphead is an early 19th-century Georgian building. It stands two storeys tall and features four windows across its front. The exterior is rendered and includes large quoins and prominent corner stones. The building is topped with a slate roof.

Local climate

1 Colchester Square and Portalloch Street, Lochgilphead sits in one of the wettest parts of the UK, with an average of 1,790 mm of rain a year. This makes it wetter than 99% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 99% of listed buildings.

It experiences an average of 15 freeze-thaw cycles a year, fewer than 86% of listed buildings. Of these, 8 follow at least 1 mm of rain in the preceding 48 hours. Average temperatures at this location have risen by 0.2°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.
  • No sale records on file
  • Related listed building consents — 2 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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