12 Alder Close, Slough, SL1 5DQ
About 12 Alder Close
12 Alder Close is a two-bedroom semi-detached house in Slough (SL1 5DQ). It has a recorded floor area of 49 m² (around 527 sq ft), construction records dating it to 1991-1995 and council tax band C. At 49 m² this is the 17th smallest of 32 units on EPC record in the building, where floor areas span 41–108 m². The building's EPC ratings span E to C, with this unit at the top. The latest certificate (April 2021) shows a C (score 74). The rating has held steady at C across 2 certificates since March 2011. Between certificates, window efficiency went from Very Poor to Average; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good.
It hasn't traded since April 2004, a hold of 22 years that's notably long for the area. Today's modelled estimate of £224,000 sits 65.9% above the 2004 sale of £135,000.
What this property has
Inside
- Bedrooms2
- Bathrooms1
Outside
- ParkingOff street
Building
- Heating systemGas
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency decreased
Single glazing replaced with double or better glazing
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Level 2 HomeBuyer Report
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Planning history
12 Alder Close has no planning applications on record.
But the area is active
5 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
12 Alder Close valuation sits well clear of the typical sold price in this postcode.
£224,000
Modelled from EPC, postcode comparables.
£135,000
Recorded with HM Land Registry.
Sales timeline
22 April 2004Most recent
£135,000
Median price across the last 5 sales in SL1 5DQ: £337,000 (2025–2023).
Versus other Alder Close homes
12 Alder Close outperforms the street on years held by a wide margin.
Price per m²
£2,755
Street avg £4,070
Floor Area
49 m²
Street avg 52 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
1.6 t/year
Street avg 2.1 t/year
Similar properties nearby
1 April Place, Mallard Drive
SL1 5BP
1 Alder Close
SL1 5DQ
1 Berners Close
SL1 5QX
1 Berrington Mews
SL1 5AZ
1 Bramber Court
SL1 5SU
1 Ashmount Crescent
SL1 5AW
1 Abbey Close
SL1 5HZ
1 Abbotts Way
SL1 5JX
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
18/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Lower Cippenham La — bus stop.
Closest school
0.4 km
Western House Academy. 25 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
52.9dB

Night-time· 23:00 – 07:00
43.4dB







