21 Alton Road, Richmond, TW9 1UJ
About 21 Alton Road
21 Alton Road is a three-bedroom mid-terrace house in Richmond (TW9 1UJ). It has a recorded floor area of 103 m² (around 1109 sq ft), construction records dating it to 1900-1929 and council tax band F. The latest certificate (October 2019) shows a D (score 62), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 83), a 2-band jump. Records show the property has been extended at some point in its history. The home occupies a cul-de-sac position.
At 103 m² it's 20.5% larger than the typical home in the postcode (86 m² median across 24 EPCs). Today's modelled estimate of £1,094,000 is 15.2% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£857/sq ft) was about 111.4% above the typical sold price in the postcode. 3 planning records sit against the property, 0 approved, 0 refused. Sold November 2019 for £950,000.
What this property has
Inside
- Bedrooms3
- Bathrooms2
- Open-plan layoutYes
- CloakroomYes
- EnsuiteYes
Outside
- Cul-de-sacYes
Building
- Central heatingYes
- Previously extendedYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Certificate validity
Valid until 15 October 2029
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, has been extended more than once, and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £1,645 · Includes VAT
Planning history
21 Alton Road has been extended on multiple sides of the property across separate planning applications.
3 applications on record at 21 Alton Road, Richmond, TW9 1UJ
- May 2015ExtensionFullOutcome in report
Extension: Single storey · Rear of property
Single storey rear extension. Rear dormer and rooflights to the front roofslope.
- Documents
- 21 docs on file
- Reference
- 15/1191/HOT
- More recent applications — locked
- ExtensionMay 2016Decision
- ExtensionSept 2015Decision
Unlock 21 Alton Road, Richmond, TW9 1UJ's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn
- All 3 applications on this property in full, plus 7 notable nearby
- The 56 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
21 Alton Road valuation sits well clear of the typical sold price in this postcode.
£1,094,000
Modelled from EPC, postcode comparables.
£950,000
Recorded with HM Land Registry.
Sales timeline
29 November 2019Most recent
£950,000
Median price across the last 5 sales in TW9 1UJ: £880,000 (2025–2023).
Versus other Alton Road homes
21 Alton Road outperforms the street on floor area by a wide margin.
Price per m²
£9,223
Street avg £7,738
Floor Area
103 m²
Street avg 85 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
4.3 t/year
Street avg 4.2 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
0.1 km
Church Road (TW9) — bus stop.
Closest school
0.4 km
Richmond and Hillcroft Adult and Community College (Rhacc). 36 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
55.6dB

Night-time· 23:00 – 07:00
46.2dB







