Our Data Sources
21, Thornton Road, Carshalton has no records in the Land Registry and a single entry in the EPC database dated August 2015.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 3 out of 5 and is considered of medium accuracy.
Price Range & Condition
In very good condition, we estimate 21, Thornton Road, Carshalton would be worth £406,479, with a potential rental value of £2,162 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £360,024, with a rental value of £1,915 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Energy Efficiency
21, Thornton Road, Carshalton has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 07 Aug 2015.
The property is connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 323 sales of comparable properties within 490 metres of 21, Thornton Road, Carshalton since 2019.
Most recently, 15, Tintern Road, Carshalton, SM5 1QF, a freehold house, sold at £585,000 on the 30th April 2026.
Read more about house prices in SM5.
- Sold Apr 2026£585,000 | 3 Bed House15, Tintern Road, Carshalton, SM5 1QF15, Tintern Road, Carshalton, SM5 1QF
- Sold Apr 2026£412,000 | 3 Bed House37, Wendling Road, Sutton, SM1 3ND37, Wendling Road, Sutton, SM1 3ND
- Sold Mar 2026£420,000 | 3 Bed House46, Waltham Road, Carshalton, SM5 1PW46, Waltham Road, Carshalton, SM5 1PW
- Sold Feb 2026£415,000 | 3 Bed House17, Whitby Gardens, Sutton, SM1 3NA17, Whitby Gardens, Sutton, SM1 3NA
- Sold Jan 2026£252,000 | 3 Bed House100, Titchfield Road, Carshalton, SM5 1PU100, Titchfield Road, Carshalton, SM5 1PU
Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Explore Nearby Properties
The surrounding properties have an average estimated value of £404,380, ranging from £362,136 to £457,543.
- 23 Thornton Road
3 Bed House | 4 m | Est. Value: £368,062
- 19 Thornton Road
3 Bed House | 6 m | Est. Value: £438,891
- 29 Thornton Road
3 Bed House | 20 m | Est. Value: £381,979
- 15 Thornton Road
3 Bed House | 21 m | Est. Value: £423,587
- 13 Thornton Road
3 Bed House | 25 m | Est. Value: £373,911
Location Comparison
Our analysis of the public data ranks 21, Thornton Road, Carshalton as the 41st largest and the 138th most expensive of the 243 addresses on Thornton Road, Carshalton, SM5.
Against the SM5 postcode district average, it is £87k less expensive than the typical property.
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Schools Nearby
- Tweeddale Primary School300 m away
- Muschamp Primary School and Language Opportunity Base800 m away
- Malmesbury Primary School800 m away
- Carshalton Boys Sports College600 m away
- Greenshaw High School600 m away
- Harris Academy Morden1.2 km away
More reading links
Public Transport Nearby
- Sutton Common|1.3 km away
- St Helier (London)|1.6 km away
- Carshalton|1.7 km away
Available Internet Speeds
Ofcom's latest figures show ultrafast broadband available in this area.
According to recent data from Ofcom, Ultrafast Broadband available in this area.
Risk of Flooding
Environment Agency data suggests this area has a Very Low risk of flooding.












