21 Calthorpe Gardens, Sutton, SM1 3DF
About 21 Calthorpe Gardens
21 Calthorpe Gardens is a semi-detached house in Sutton (SM1 3DF). It has a recorded floor area of 58 m² (around 624 sq ft), construction records dating it to 1967-1975 and council tax band C. At 58 m² this is the 4th smallest of 29 units on EPC record in the building, where floor areas span 43–103 m². The building's EPC ratings span F to C, with this unit at the top. The latest certificate (June 2020) shows a C (score 72).
Today's modelled estimate of £284,000 is 12.6% below the 2021 sale of £325,000, an unusual pattern given regional price growth and worth checking against the EPC condition. On a £-per-square-foot basis, the last sale (£521/sq ft) was about 86.1% above the typical sold price in the postcode. At 58 m² it's 17.1% smaller than the typical home in the postcode (70 m² median across 28 EPCs). Its energy rating outperforms most of the postcode (better than 79% of similar EPCs). Sold September 2021 for £325,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Everything you need to know about 21 Calthorpe Gardens
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
EPC Rating
Planning history
21 Calthorpe Gardens has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
We flagged 1 thing worth checking at 21 Calthorpe Gardens
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.
£284,000
Modelled from EPC, postcode comparables.
£325,000
Recorded with HM Land Registry.
Sales timeline
29 September 2021Most recent
£325,000
Median price across the last 5 sales in SM1 3DF: £450,000 (2025–2022).
Nearby sales in SM1 3DF
Versus other Calthorpe Gardens homes
21 Calthorpe Gardens outperforms the street on co₂ emissions by a wide margin.
Price per m²
£5,603
Street avg £4,391
Floor Area
58 m²
Street avg 61 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
2.0 t/year
Street avg 3.7 t/year
Everything you need to know about 21 Calthorpe Gardens
The true value, the hidden risks and the full sale history, in one report.
30-day money-back guarantee
The data behind every report
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
9/mo
Rising year-on-year across the wider district.
Nearest stop
0.3 km
Sutton Common Road — bus stop.
Closest school
0.2 km
All Saints Benhilton CofE Primary School. 45 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
51.9dB
Night-time· 23:00 – 07:00
41.3dB