10a, Red Lion Street, Richmond, TW9 1RW
About 10a
10a is a mid-terrace house in Richmond (TW9 1RW). It has a recorded floor area of 47 m² (around 506 sq ft), construction records dating it to 1930-1949 and council tax band E. At 47 m² this is the 6th smallest of 18 units on EPC record in the building, where floor areas span 40–117 m². The building's EPC ratings span E to C, with this unit at the top. The latest certificate (April 2019) shows a C (score 70). When first surveyed in October 2008 the rating was E, the property has climbed 2 bands since. Between certificates, wall efficiency went from Very Poor to Good and lighting went from Very Poor to Very Good.
6 planning records sit against the property, 1 approved, 0 refused. Last sale on file: £390,000 in December 2019.
Energy performance
EPC Rating
Certificate validity
Valid until 2 April 2029
Property Improvements
Changes detected from historical EPC data
Heating controls changed
More low energy lighting installed
Heating controls upgraded for better temperature management
Wall insulation improved
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £1,020 · Includes VAT
Planning history
Council records show a subdivision application — the property's legal arrangement has been altered.
6 applications on record at 10a, Red Lion Street, Richmond, TW9 1RW
- Apr 2013FullOutcome in report
Infil of void, new roof and access hatch.
- Documents
- 13 docs on file
- Reference
- 13/0111/FUL
- More recent applications — locked
- OutlineSept 2018Decision
- ConditionsFeb 2017Decision
+ 3 more applications in the report
Unlock 10a, 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- Every decision — granted, refused or withdrawn (1 on record)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 6 applications on this property in full, plus 7 notable nearby
- The 58 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
£412,000
Modelled from EPC, postcode comparables.
£390,000
Recorded with HM Land Registry.
Sales timeline
13 December 2019Most recent
£390,000
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
10a outperforms the street on epc rating by a wide margin.
Price per m²
£8,298
Street avg £7,057
Floor Area
47 m²
Street avg 62 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
CO₂ Emissions
1.7 t/year
Street avg 2.8 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







