33 Harrow Road, Carshalton, SM5 3QH
About 33 Harrow Road
33 Harrow Road is a four-bedroom semi-detached house in Carshalton (SM5 3QH). It has a recorded floor area of 130 m² (around 1399 sq ft), construction records dating it to 1930-1949 and council tax band E. The latest certificate (May 2020) shows an E (score 46), well below the UK norm with real room to improve. Earlier certificates rated it D (November 2013); the latest reading is one band lower. Between certificates, lighting went from Average to Very Good; while window efficiency dropped from Good to Average and hot-water efficiency dropped from Good to Poor. The recommended improvements would lift it to C (score 80), a 2-band jump. Other recorded features include a conservatory.
One planning record on file: a garage conversion approved in 2007. Past consents include a garage conversion, meaningful when judging how the property has evolved. At 130 m² it's 26.1% larger than the typical home in the postcode (103 m² median across 18 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 72% of similar EPCs). Across 2006–2020, sale prices on this property compounded at 4.7% per year. Today's modelled estimate of £681,000 is 21.6% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£400/sq ft) was about 38.4% above the typical sold price in the postcode. Last sale on file: £560,000 in September 2020.
What this property has
Inside
- Bedrooms4
- Bathrooms2
- ConservatoryYes
Everything you need to know about 33 Harrow Road
The true value, the hidden risks and the full sale history, in one report.
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The data behind every report
Energy performance
33 Harrow Road's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
More low energy lighting installed
Hot water system changed
More low energy lighting installed
Planning history
- Aug 2007Garage ConversionOutlineIn report
Conversion of garage to habitable room involving alteration to front elevation.
- Council
- C
- Reference
- C2007/58128
We flagged 1 thing worth checking at 33 Harrow 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.
- Larger development activity nearby
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Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£681,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.7% per year over 14 years.
£560,000
Growth on file: 4.7% per year over 14 years.
Sales timeline
24 September 2020Most recent
£560,000
+89.8%over 14 years24 August 2006
£295,000
Median price across the last 5 sales in SM5 3QH: £665,000 (2025–2022).
Nearby sales in SM5 3QH
Versus other Harrow Road homes
33 Harrow Road is notably below the street on co₂ emissions.
Price per m²
£4,308
Street avg £4,168
Floor Area
130 m²
Street avg 118 m²
Habitable Rooms
6 rooms
Street avg 6 rooms
CO₂ Emissions
7.9 t/year
Street avg 5.2 t/year
Everything you need to know about 33 Harrow Road
The true value, the hidden risks and the full sale history, in one report.
30-day money-back guarantee
The data behind every report
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
14/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Downside Road — bus stop.
Closest school
0.7 km
St Philomena's Catholic High School for Girls. 35 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
51.5dB
Night-time· 23:00 – 07:00
41.3dB