20 Castle Road, Northolt, UB5 4SD
About 20 Castle Road
20 Castle Road is a three-bedroom semi-detached house in Northolt (UB5 4SD). It has a recorded floor area of 80 m² (around 857 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (September 2009) shows an E (score 44), well below the UK norm with real room to improve. The latest certificate is from September 2009, so improvements made since then won't be reflected. Other recorded features include a conservatory. The home occupies a corner plot.
Untraded for 16 years, with the last transfer in February 2010. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £507,000 sits 71.9% above the 2010 sale of £295,000. One planning record on file: an extension approved in 2017. Past consents include an extension, meaningful when judging how the property has evolved.
What this property has
Inside
- Bedrooms3
- EnsuiteYes
- ConservatoryYes
Outside
- Private gardenYes
- GarageDetached
- Corner plotYes
Energy performance
20 Castle Road sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 29 Sept 2019
EPC Rating
Planning history
- Jul 2017ExtensionOutlineIn report
Alteration of roof from hip to gable end incorporating a Juliet balcony; rear roof extension and installation of three roof lights to front roof slope (Lawful Development Certificate for Proposed Development)
- Documents
- 10 docs on file
- Reference
- 173133CPL
We flagged 2 things worth checking at 20 Castle Road
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Signs of HMO activity in the area
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
20 Castle Road valuation sits well clear of the typical sold price in this postcode.
£507,000
Modelled from EPC, postcode comparables.
£295,000
Recorded with HM Land Registry.
Sales timeline
12 February 2010Most recent
£295,000
Median price across the last 5 sales in UB5 4SD: £425,000 (2024–2011).
Versus other Castle Road homes
20 Castle Road is notably below the street on epc rating.
Price per m²
£3,705
Street avg £3,815
Floor Area
80 m²
Street avg 98 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
5.7 t/year
Street avg 4.3 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
6/mo
Rising year-on-year across the wider district.
Nearest stop
0.0 km
Briar Crescent — bus stop.
Closest school
0.5 km
Petts Hill Primary School. 39 schools nearby.
Go deeper on the local area
The full 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
44.2dB







