18a, Cardigan Road, Richmond, TW10 6BJ
About 18a
18a is a semi-detached house in Richmond (TW10 6BJ). It has a recorded floor area of 83 m² (around 893 sq ft) and construction records dating it to 1900-1929. At 83 m² this is the 55th smallest of 70 units on EPC record in the building, where floor areas span 26–222 m². The building's EPC ratings span E to C, with this unit at the top. The latest certificate (September 2021) shows a C (score 76), near the top of the C band. When first surveyed in November 2014 the rating was E, the property has climbed 2 bands since. Between certificates, wall efficiency went from Very Poor to Good, window efficiency went from Very Poor to Good and lighting went from Very Poor to Very Good.
At 83 m² the property is well over the postcode median (63 m² across 69 EPCs), placing it in the larger end of the local stock. Across 2001–2019, sale prices on this property compounded at 5.4% per year. On a £-per-square-foot basis, the last sale (£895/sq ft) was about 96.3% above the typical sold price in the postcode. Most recent transfer: July 2019 at £800,000. One historical planning record sits against the property in 2019.
Know exactly what you're buying at 18a
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Launch offer · save £5
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Single glazing replaced with double or better glazing
Wall insulation improved
More low energy lighting installed
Planning history
- Dec 2019ExtensionFullIn report
Extension: Single storey · Rear of property
Proposed single storey lower ground floor extension at rear; proposed alterations to rear patio/garden; proposed replacement fenestration; proposed external alterations to create additional bedroom
- Documents
- 12 docs on file
- Reference
- 19/3413/FUL
We flagged 1 thing worth checking at 18a
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.
- Larger development activity nearby
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Sales history & valuation
18a has more than doubled in price since the earliest registered sale in 2001.
£854,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.4% per year over 18 years.
£800,000
Growth on file: 5.4% per year over 18 years.
Sales timeline
21 July 2019Most recent
£800,000
+166.7%over 18 years19 January 2001
£300,000
Median price across the last 5 sales in TW10 6BJ: £825,000 (2025–2024).
Nearby sales in TW10 6BJ
Flat 3, 17 Cardigan Road, Richmond, TW10 6BJ
Sold Mar 2025
£880,000Flat 3, 21 Cardigan Road, Richmond, TW10 6BJ
Sold Mar 2025
£390,000Flat 4, 7 Cardigan Road, Richmond, TW10 6BJ
Sold Feb 2025
£350,000Flat 1, 22 Cardigan Road, Richmond, TW10 6BJ
Sold Dec 2024
£825,000Flat 3, 24 Cardigan Road, Richmond, TW10 6BJ
Sold Sept 2024
£945,000
Everything we know about 18a, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby
Versus other Cardigan Road homes
EPC Rating for 18a runs comfortably ahead of the street norm.
Price per m²
£9,639
Street avg £8,198
Floor Area
83 m²
Street avg 63 m²
Habitable Rooms
4 rooms
Street avg 3 rooms
CO₂ Emissions
2.0 t/year
Street avg 2.8 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
St Matthias Church — bus stop.
Closest school
0.2 km
The Vineyard School. 30 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
53.8dB
Night-time· 23:00 – 07:00
44.9dB