13 Castle Street, Slough, SL1 2AX
About 13 Castle Street
13 Castle Street is an end-of-terrace house in Slough (SL1 2AX). It has a recorded floor area of 89 m² (around 958 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (May 2022) shows a D (score 59), a step below the typical UK home. The rating has held steady at D across 2 certificates since October 2011. Between certificates, roof efficiency dropped from Poor to Very Poor. The recommended improvements would push it to C (score 80).
Last changed hands 11 years ago, in June 2015. Across the public record there are 7 sales, relatively high churn for a single property. 2 planning records sit against the property, 1 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. Across 1997–2015, sale prices on this property compounded at 8% per year. Today's modelled estimate of £354,000 is 38.3% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£267/sq ft) was about 20.6% above the typical sold price in the postcode.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £955 · Includes VAT
Planning history
Planning history includes both a loft conversion and an extension — the classic family-home expansion.
2 applications on record at 13 Castle Street, Slough, SL1 2AX
- Aug 2005ExtensionFullOutcome in report
Extension: Single storey · Side of property
ERECTION OF A SINGLE STOREY SIDE EXTENSION WITH A PITCHED ROOF
- Council
- East
- Documents
- 2 docs on file
- Reference
- P/13304/000
- More recent applications — locked
- Loft ConversionOct 2007Decision
Unlock 13 Castle Street, Slough, SL1 2AX's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (2 on record)
- All 2 applications on this property in full, plus 19 notable nearby
- The 6 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Price for 13 Castle Street has grown more than fourfold since the 1997 starting point.
£354,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.0% per year over 18 years.
£256,000
Growth on file: 8.0% per year over 18 years.
Sales timeline
17 June 2015Most recent
£256,000
+21.9%over 10 years21 April 2005
£209,950
+2.4%22 December 2004
£205,000
+7.9%over 2 years6 December 2002
£189,950
+15.1%over 1 year31 October 2001
£165,000
+22.2%over 11 months8 December 2000
£135,000
+110.9%over 3 years7 July 1997
£64,000
Median price across the last 5 sales in SL1 2AX: £315,000 (2023–2010).
Versus other Castle Street homes
13 Castle Street is notably below the street on co₂ emissions.
Price per m²
£2,876
Street avg £2,680
Floor Area
89 m²
Street avg 85 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
4.5 t/year
Street avg 4.0 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
18/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Red Cow Roundabout — bus stop.
Closest school
0.3 km
St Mary's Church of England Primary School. 32 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
57.3dB

Night-time· 23:00 – 07:00
49.9dB







