23 Cowdray Close, Southampton, SO16 8EB
About 23 Cowdray Close
23 Cowdray Close is a semi-detached house in Southampton (SO16 8EB). It has a recorded floor area of 101 m² (around 1087 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (July 2026) shows a C (score 77), near the top of the C band. When first surveyed in August 2012 the rating was D, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Good and lighting went from Average to Very Good. The recommended improvements would push it to B (score 81). This certificate was lodged in the last six months, so the rating reflects current condition.
At 101 m² the property is well over the postcode median (71 m² across 17 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 76% of similar EPCs). Today's modelled estimate of £305,000 sits 69.4% above the 2013 sale of £180,000. On a £-per-square-foot basis, the last sale (£166/sq ft) was about 35.9% below the postcode norm. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. Last changed hands 14 years ago, in January 2013.
Energy performance
The EPC has just been inspected, so the rating reflects current condition.
EPC Rating
Certificate validity
Valid until 30 July 2036
Property Improvements
Changes detected from historical EPC data
High performance glazing installed
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property has been extended more than once, we believe a Level 3 building survey should be considered.
From £955 · Includes VAT
Planning history
23 Cowdray Close has 2 separate extension applications on the council record.
2 applications on record at 23 Cowdray Close, Southampton, SO16 8EB
- Dec 2021ExtensionFullOutcome in report
Extension: Single storey · Rear of property
Erection of a single-storey rear extension
- Documents
- 13 docs on file
- Reference
- 21/01552/FUL
- More recent applications — locked
- ExtensionSept 2022Decision
Unlock 23 Cowdray Close, Southampton, SO16 8EB's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (2 on record)
- All 2 applications on this property in full, plus 3 notable nearby
- The 21 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
23 Cowdray Close valuation sits well clear of the typical sold price in this postcode.
£305,000
Modelled from EPC, postcode comparables.
£180,000
Recorded with HM Land Registry.
Sales timeline
8 January 2013Most recent
£180,000
Median price across the last 5 sales in SO16 8EB: £270,000 (2026–2021).
Nearby sales in SO16 8EB
34 Cowdray Close, Southampton, SO16 8EB
Sold Mar 2026
£275,00027 Cowdray Close, Southampton, SO16 8EB
Sold Mar 2023
£337,00033 Cowdray Close, Southampton, SO16 8EB
Sold Aug 2022
£265,00014 Cowdray Close, Southampton, SO16 8EB
Sold Oct 2021
£267,00016 Cowdray Close, Southampton, SO16 8EB
Sold Sept 2021
£270,000
Versus other Cowdray Close homes
EPC Rating for 23 Cowdray Close runs comfortably ahead of the street norm.
Price per m²
£1,782
Street avg £3,278
Floor Area
101 m²
Street avg 71 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
2.2 t/year
Street avg 3.4 t/year
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The neighbourhood at a glance
Crime
536/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Springford Road — bus stop.
Closest school
0.5 km
Oakwood Primary School. 28 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
50.4dB

Night-time· 23:00 – 07:00
38.4dB







