12a, Courtlands Avenue, Richmond, TW9 4EP
About 12a
12a is an end-of-terrace house in Richmond (TW9 4EP). It has a recorded floor area of 95 m² (around 1023 sq ft), construction records dating it to 1900-1929 and council tax band D. The latest certificate (August 2023) shows a D (score 58), a step below the typical UK home. The rating has held steady at D across 2 certificates since September 2012. Between certificates, lighting went from Average to Very Good; while window efficiency dropped from Good to Average. The recommended improvements would push it to C (score 79).
At 95 m² the property is well over the postcode median (67 m² across 30 EPCs), placing it in the larger end of the local stock.
Energy performance
EPC Rating
Certificate validity
Valid until 31 August 2033
Property Improvements
Changes detected from historical EPC data
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
12a has no planning applications on record.
A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.
Sales history & valuation
12a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£612,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in TW9 4EP: £550,000 (2026–2024).
Nearby sales in TW9 4EP
17a, Courtlands Avenue, Richmond, TW9 4EP
Sold Apr 2026
£287,5007 Courtlands Avenue, Richmond, TW9 4EP
Sold Feb 2026
£570,00018 Courtlands Avenue, Richmond, TW9 4EP
Sold Dec 2025
£576,0004 Courtlands Avenue, Richmond, TW9 4EP
Sold Jun 2025
£516,00016 Courtlands Avenue, Richmond, TW9 4EP
Sold Feb 2023
£650,000
Versus other Courtlands Avenue homes
Habitable Rooms for 12a runs comfortably ahead of the street norm.
EPC Rating
58 (D)
Street avg 64 (D)
Floor Area
95 m²
Street avg 73 m²
CO₂ Emissions
4.6 t/year
Street avg 3.2 t/year
Habitable Rooms
5 rooms
Street avg 3 rooms
Similar properties nearby
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
Courtlands Avenue — bus stop.
Closest school
0.1 km
Kew Riverside Primary School. 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
46.0dB







