21 Courtney Crescent, Carshalton, SM5 4NA
About 21 Courtney Crescent
21 Courtney Crescent is an end-of-terrace house in Carshalton (SM5 4NA). It has a recorded floor area of 75 m² (around 807 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (March 2019) shows a D (score 59), a step below the typical UK home. The recommended improvements would lift it to B (score 88), a 2-band jump.
One planning record on file: an extension approved in 2019. Past consents include an extension, meaningful when judging how the property has evolved. At 75 m² it's 21% larger than the typical home in the postcode (62 m² median across 23 EPCs). Today's modelled estimate of £477,000 is 31.4% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£450/sq ft) was about 48.9% above the typical sold price in the postcode. Most recent transfer: June 2019 at £363,000.
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Planning history
21 Courtney Crescent has an approved single-storey side and rear extension on the planning record.
- Aug 2019ExtensionFullIn report
Extension: Single storey · Side and rear of property
Erection of a single storey rear/side extension.
- Agent
- THALAM
- Documents
- 6 docs on file
- Reference
- DM2019/01124
What's in 21 Courtney Crescent, Carshalton, SM5 4NA's planning history?
Refusals, disputes and full decisions on this property and nearby, in the report.
Sales history & valuation
21 Courtney Crescent valuation sits well clear of the typical sold price in this postcode.
£477,000
Modelled from EPC, postcode comparables.
£363,000
Recorded with HM Land Registry.
Sales timeline
16 June 2019Most recent
£363,000
Median price across the last 5 sales in SM5 4NA: £350,000 (2025–2023).
Nearby sales in SM5 4NA
7 Courtney Crescent, Carshalton, SM5 4NA
Sold Oct 2025
£504,00011 Courtney Crescent, Carshalton, SM5 4NA
Sold Jul 2025
£555,00059 Courtney Crescent, Carshalton, SM5 4NA
Sold Mar 2025
£350,00033 Courtney Crescent, Carshalton, SM5 4NA
Sold Oct 2024
£300,00079 Courtney Crescent, Carshalton, SM5 4NA
Sold Jan 2023
£341,500
Versus other Courtney Crescent homes
Habitable Rooms for 21 Courtney Crescent runs comfortably ahead of the street norm.
Price per m²
£4,840
Street avg £4,756
Floor Area
75 m²
Street avg 73 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
3.2 t/year
Street avg 3.2 t/year
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
Queen Mary's Ave/Gaynesford Rd — bus stop.
Closest school
0.4 km
Stanley Park Junior School. 39 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
49.9dB

Night-time· 23:00 – 07:00
39.3dB







