9 Aintree Close, Colnbrook, Slough, SL3 0QF
About 9 Aintree Close
9 Aintree Close is a one-bedroom semi-detached house in Colnbrook, Slough, Slough (SL3 0QF). It has a recorded floor area of 111 m² (around 1195 sq ft), construction records dating it to 1950-1966 and council tax band D. The latest certificate (April 2026) shows a D (score 66), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since August 2013. Between certificates, roof efficiency went from Very Poor to Good; while window efficiency dropped from Good to Poor. The recommended improvements would push it to C (score 76). This certificate was lodged in the last six months, so the rating reflects current condition.
One planning application is currently pending a decision in 2025. At 111 m² the property is well over the postcode median (77 m² across 18 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £478,000 sits 106.9% above the 2013 sale of £231,000. On a £-per-square-foot basis, the last sale (£193/sq ft) was about 19.9% below the postcode norm. Last changed hands 13 years ago, in October 2013.
What this property has
Inside
- Bedrooms1
- Bathrooms1
Energy performance
The EPC has just been inspected, so the rating reflects current condition.
EPC Rating
Certificate validity
Valid until 13 April 2036
Property Improvements
Changes detected from historical EPC data
Windows upgraded, improving insulation
Roof insulation improved
More low energy lighting installed
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Planning history
An application for an annexe is currently awaiting a decision.
1 application on record at 9 Aintree Close, Colnbrook, Slough, SL3 0QF
1 live now- Jul 2025AnnexFullOutcome in report
Construction of a single storey residential annexe within the rear garden.
- Documents
- 3 docs on file
- Reference
- P/20886/000
Unlock 9 Aintree Close, Colnbrook, Slough, SL3 0QF's full planning history
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- Every decision — granted, refused or withdrawn
- All 1 application on this property in full, plus 5 notable nearby
- The 3 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
9 Aintree Close valuation sits well clear of the typical sold price in this postcode.
£478,000
Modelled from EPC, postcode comparables.
£231,000
Recorded with HM Land Registry.
Sales timeline
29 October 2013Most recent
£231,000
Median price across the last 5 sales in SL3 0QF: £413,000 (2023–2018).
Nearby sales in SL3 0QF
7 Aintree Close, Colnbrook, Slough, SL3 0QF
Sold Apr 2023
£520,00024 Aintree Close, Colnbrook, Slough, SL3 0QF
Sold Sept 2021
£413,0003 Aintree Close, Colnbrook, Slough, SL3 0QF
Sold Nov 2018
£360,00016 Aintree Close, Colnbrook, Slough, SL3 0QF
Sold Mar 2018
£325,0008 Aintree Close, Colnbrook, Slough, SL3 0QF
Sold Jul 2015
£250,000
Versus other Aintree Close homes
9 Aintree Close is notably below the street on co₂ emissions.
Price per m²
£2,081
Street avg £3,189
Floor Area
111 m²
Street avg 91 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
4.1 t/year
Street avg 3.2 t/year
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The neighbourhood at a glance
Crime
298/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Coleridge Crescent West — bus stop.
Closest school
0.5 km
Colnbrook Church of England Primary School. 7 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
53.2dB

Night-time· 23:00 – 07:00
47.9dB







