21 Robertsbridge Road, Carshalton, SM5 1AZ
About 21 Robertsbridge Road
21 Robertsbridge Road is a three-bedroom mid-terrace house in Carshalton (SM5 1AZ). It has a recorded floor area of 79 m² (around 850 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (November 2013) shows an E (score 50), well below the UK norm with real room to improve. Earlier certificates rated it D (March 2013); the latest reading is one band lower. Between certificates, hot-water efficiency went from Average to Good; while roof efficiency dropped from Very Good to Very Poor and lighting dropped from Very Good to Very Poor. The recommended improvements would lift it to B (score 81), a 3-band jump. The latest certificate is from November 2013, so improvements made since then won't be reflected. Our model identifies extension potential, subject to local planning policy.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 1997–2013, sale prices on this property compounded at 7.7% per year. Today's modelled estimate of £403,000 sits 67.9% above the 2013 sale of £239,995. On a £-per-square-foot basis, the last sale (£282/sq ft) was about 40.7% above the typical sold price in the postcode. Last sold in June 2013, so it's been off the market for around 13 years.
What this property has
Inside
- Bedrooms3
Building
- RefurbishedYes
- Extension potentialPossible
Energy performance
21 Robertsbridge Road sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 02 Nov 2023
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency improved
Low energy lighting percentage decreased
Planning history
21 Robertsbridge Road has no planning applications on record.
Notable planning nearby
5applications of note in the surrounding area
We flagged 2 things worth checking at 21 Robertsbridge Road
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.
- Signs of HMO activity in the area
- Larger development activity nearby
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Sales history & valuation
21 Robertsbridge Road has more than tripled in price since its earliest registered sale in 1997.
£403,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.7% per year over 16 years.
£239,995
Growth on file: 7.7% per year over 16 years.
Sales timeline
27 June 2013Most recent
£239,995
+228.8%over 16 years17 June 1997
£73,000
Median price across the last 5 sales in SM5 1AZ: £209,500 (2025–1996).
Versus other Robertsbridge Road homes
EPC Rating for 21 Robertsbridge Road lags the street by a wide margin.
Price per m²
£3,038
Street avg £3,654
Floor Area
79 m²
Street avg 78 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
4.9 t/year
Street avg 2.6 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
14/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Robertsbridge Road — bus stop.
Closest school
0.4 km
Tweeddale Primary School. 42 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
54.7dB

Night-time· 23:00 – 07:00
46.6dB







