McKay Trading Estate is a Grade II listed building in the Slough local planning authority area, England. First listed on 18 April 2018. Warehouses and offices. 4 related planning applications.
McKay Trading Estate
- WRENN ID
- salt-gateway-mint
- Grade
- II
- Local Planning Authority
- Slough
- Constituency
- Windsor MP: Jack Rankin (Con)
- Country
- England
- Date first listed
- 18 April 2018
- Type
- Warehouses and offices
- Address
- McKay Trading Estate, Blackthorne Road, Colnbrook with Poyle, SL3 0AH
- OS grid reference
- TQ 032 760
- Coordinates
- 51.4744, -0.51408
- Source
- Historic England listing
Description
The McKay Trading Estate comprises warehouses and offices constructed between 1976 and 1978 by John Outram Associates, with Tony McIntyre and Ernest Nagy as key contributors. The buildings are constructed of brown brick over a grey brick base, and feature brick arches that form a continuous curved roofline, concealing sheet roofing.
The building is set at an angle to the road and consists of a main office block and nine warehouses, arranged in pairs, with the first warehouse forming a pair with two-story offices. Each warehouse has a projecting window and a set-back loading bay to the front, with some pairs positioned further forward than others. The rear of the building showcases a stepped profile at either end, created by the shorter lengths of warehouses 1-4 and 9. The south-western (street) elevation features two-story, five-bay offices with a double-height entrance hall connecting to the first warehouse.
The Blackthorne Road elevation has five bays, defined by a continuous curved roofline and full-height timber window frames with dark glazing in each bay. Small concrete sections mark the springing point of each arch. The return elevation, facing the site’s entrance, features a full-height window incorporating the entrance to the first unit and illuminating the double-height entrance hall. A canopy over the entrance door is a later addition.
Behind the street-facing block are alternating pairs of warehouse doors and projecting office wings for each unit, clearly identified by concrete "capitals" displaying the unit number as raised lettering. Loading bays feature timber spandrels consistent with the office window units, although the roller shutter doors have been replaced. Some smaller office units have replacement windows.
The entrance hall of the largest unit was originally designed by Outram and featured timber boarding to the arched ceiling and bands of timber set in white plaster. This has been refitted and is now uniformly white, and it is unknown whether the original timber elements remain. The offices beyond have been refitted for functional use. The smaller offices in individual units, which were not inspected, are reported to be plain and largely refitted, while the warehouse interiors are utilitarian.
Local climate
McKay Trading Estate sits in a drier-than-average part of the UK, with an average of 700 mm of rain a year. This makes it drier than 89% of listed buildings in the UK. Its exposure to wind-driven rain is lower than that of 83% of listed buildings.
It experiences an average of 29 freeze-thaw cycles a year, fewer than 68% of listed buildings. Of these, 12 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 2023
- Related listed building consents — 4 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
Matched applications, energy data and sale records are assembled automatically and may contain errors. Flag incorrect data.
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