20a, Red Lion Street, Richmond, TW9 1RW
About 20a
20a is a three-bedroom mid-terrace house in Richmond (TW9 1RW). It has a recorded floor area of 103 m² (around 1109 sq ft), construction records dating it to 1900-1929 and council tax band E. The latest certificate (July 2020) shows a D (score 58), a step below the typical UK home. When first surveyed in July 2010 the rating was E, the property has climbed 1 band since. Between certificates, lighting went from Poor to Very Good; while window efficiency dropped from Good to Average. The recommended improvements would push it to C (score 76). Other recorded features include a basement.
At 103 m² the property is well over the postcode median (49 m² across 17 EPCs), placing it in the larger end of the local stock. On a £-per-square-foot basis, the last sale (£541/sq ft) was about 26.5% below the postcode norm. 5 planning records sit against the property, 1 approved, 0 refused. Most recent transfer: February 2021 at £600,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Open-plan layoutYes
- Dining roomYes
- BasementYes
Building
- Central heatingYes
Energy performance
EPC Rating
Certificate validity
Valid until 7 July 2030
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Windows upgraded, improving insulation
More low energy lighting installed
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 £1,155 · Includes VAT
Planning history
Council records show a subdivision application — the property's legal arrangement has been altered.
5 applications on record at 20a, Red Lion Street, Richmond, TW9 1RW
- Mar 2013FullOutcome in report
Infill of void and new roof
- Documents
- 15 docs on file
- Reference
- 13/0115/FUL
- More recent applications — locked
- ConversionFeb 2019Decision
- ConditionsMar 2017Decision
+ 2 more applications in the report
Unlock 20a, Red Lion Street, Richmond, TW9 1RW's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (1 on record)
- All 5 applications on this property in full, plus 7 notable nearby
- The 72 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£618,000
Modelled from EPC, postcode comparables.
£600,000
Recorded with HM Land Registry.
Sales timeline
2 February 2021Most recent
£600,000
Median price across the last 5 sales in TW9 1RW: £435,000 (2024–2021).
Nearby sales in TW9 1RW
Versus other Red Lion Street homes
On habitable rooms, 20a stands well clear of the street.
Price per m²
£5,825
Street avg £7,263
Floor Area
103 m²
Street avg 58 m²
Habitable Rooms
5 rooms
Street avg 3 rooms
CO₂ Emissions
4.9 t/year
Street avg 2.6 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
225/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Richmond Bus Station — bus stop.
Closest school
0.6 km
Richmond and Hillcroft Adult and Community College (Rhacc). 37 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
56.8dB

Night-time· 23:00 – 07:00
48.1dB







