Grade I listed · Slough

Former Service Block Adjoining Baylis House to North East

Former Service Block Adjoining Baylis House to North East is a Grade I listed building in Slough, first listed on 29 September 1950. It is one of 5 Grade I entries among 104 listed buildings in Slough; 0% of Slough’s current entries were listed before it.

List entry
FieldValue
NameFormer Service Block Adjoining Baylis House to North East
GradeGrade I — exceptional interest
List entry number1251374
Date first listed29 September 1950
Local planning authoritySlough
Location51.51864, -0.60378 (map)
Official recordHistoric England list entry 1251374

Planning works on this listed building?

Planium checks which consents Slough will require for your works on Former Service Block Adjoining Baylis House to North East, lists what the heritage statement must cover and drafts the application text.

Ask Planium what consent you need

What the grade means for works

Grade I buildings are of exceptional interest — only about 2.5% of listed buildings in England. Any application for listed building consent is notified to Historic England, and alterations are scrutinised closely.

The protection covers the whole building, inside and out, plus fixtures and attached structures. Typical works that need consent: replacing windows or doors, removing walls or historic fabric, changing roof coverings, installing solar panels or external insulation, and adding extensions.

Listed buildings near Former Service Block Adjoining Baylis House to North East

NameGradeDistance
Godolphin Court Approximately 40 Metres to North of Baylis House (Q.v.)I26 m
Coach House and Adjoining Outbuilding Approximately 10 Metres to North West of Baylis HouseII34 m
Baylis House Including Forecourt Walls and Pavilions Adjoining to North EastI35 m
Wall and gatepiers adjoining north-east forecourt wall and pavilion to Baylis HouseII65 m
Wall, Gatepiers and Gates Adjoining South East Forecourt Wall to Baylis House to South EastII73 m
Wall and Gatepiers Adjoining Baylis House to North WestII84 m
Wall adjoining south-east forecourt wall and pavilion to Baylis HouseII91 m
Wall, Gatepiers and Gates Adjoining Baylis House to South EastII105 m
Horlicks War Memorial, SloughII500 m
Milestone at Su 9707 8005II845 m

Frequently asked questions

Is Former Service Block Adjoining Baylis House to North East listed?
Yes. Former Service Block Adjoining Baylis House to North East is on the National Heritage List for England as a Grade I listed building, list entry number 1251374, first listed on 29 September 1950. The full list entry with its description and map is on Historic England’s website.
Do I need consent for works to Former Service Block Adjoining Baylis House to North East?
Works that affect its character as a building of special architectural or historic interest — inside or out — need listed building consent from Slough, in addition to any planning permission or building regulations approval. Like-for-like repairs often do not, but confirm with the council’s conservation officer before you start.
Source: National Heritage List for England, © Historic England 2026, via planning.data.gov.uk. Contains Ordnance Survey data © Crown copyright and database right. Licensed under the Open Government Licence v3.0. Retrieved 12 October 2026. Local authority assigned from the list entry point. This page is a summary — the legal record is the official list entry.