21 Adelphi Gardens, Slough, SL1 2RF
About 21 Adelphi Gardens
21 Adelphi Gardens is a two-bedroom semi-detached house in Slough (SL1 2RF). It has a recorded floor area of 53 m² (around 570 sq ft), construction records dating it to 1950-1966 and council tax band B. At 53 m² this is the 5th smallest of 15 units on EPC record in the building, where floor areas span 51–61 m². The building's EPC ratings span E to C, with this unit at the top. The latest certificate (February 2026) shows a C (score 74). The rating has held steady at C across 3 certificates since April 2010. Between certificates, wall efficiency went from Poor to Good and lighting went from Poor to Very Good. This certificate was lodged in the last six months, so the rating reflects current condition.
It hasn't traded since July 2002, a hold of 24 years that's notably long for the area. Today's modelled estimate of £225,000 sits 114.3% above the 2002 sale of £105,000.
What this property has
Inside
- Bedrooms2
Everything you need to know about 21 Adelphi Gardens
The true value, the hidden risks and the full sale history, in one report.
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The data behind every report
Energy performance
The EPC has just been inspected, so the rating reflects current condition.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Windows upgraded, improving insulation
More low energy lighting installed
Cavity wall insulation installed
More low energy lighting installed
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Level 2 HomeBuyer Report
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Planning history
21 Adelphi Gardens has no planning applications on record.
But the area is active
19 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
21 Adelphi Gardens valuation sits well clear of the typical sold price in this postcode.
£225,000
Modelled from EPC, postcode comparables.
£105,000
Recorded with HM Land Registry.
Sales timeline
18 July 2002Most recent
£105,000
Median price across the last 5 sales in SL1 2RF: £185,000 (2024–2014).
Nearby sales in SL1 2RF
Versus other Adelphi Gardens homes
Years Held for 21 Adelphi Gardens runs comfortably ahead of the street norm.
Price per m²
£1,981
Street avg £2,681
Floor Area
53 m²
Street avg 56 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
1.6 t/year
Street avg 2.3 t/year
Everything you need to know about 21 Adelphi Gardens
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
One time fee only - money back guarantee
The data behind every report
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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
Ellis Avenue — bus stop.
Closest school
0.6 km
Slough and Eton Church of England Business and Enterprise College. 30 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
54.1dB
Night-time· 23:00 – 07:00
45.2dB