14 Cowslip Close, Locks Heath, Southampton, SO31 6XL
About 14 Cowslip Close
14 Cowslip Close is a four-bedroom detached house in Locks Heath, Southampton, Southampton (SO31 6XL). It has a recorded floor area of 135 m² (around 1453 sq ft), construction records dating it to 1991-1995 and council tax band E. The latest certificate (November 2021) returns a high B (score 87), putting the home a stone's throw from an A rating. When first surveyed in November 2008 the rating was D, the property has climbed 2 bands since. Between certificates, roof efficiency went from Average to Very Good, lighting went from Poor to Very Good and main heating went from Average to Good; while hot-water efficiency dropped from Average to Poor. Main heating runs on electricity.
Held since September 2003 — that's 23 years off the open market, well above the local norm. At 135 m² it's 17.4% larger than the typical home in the postcode (115 m² median across 9 EPCs). On energy efficiency it sits in the top 10% of properties in this postcode. Today's modelled estimate of £507,000 sits 121.4% above the 2003 sale of £229,000. On a £-per-square-foot basis, the last sale (£158/sq ft) was about 16.9% below the postcode norm. 3 planning records sit against the property, 0 approved, 0 refused.
What this property has
Inside
- Bedrooms4
Energy performance
14 Cowslip Close ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heat pump installed, significantly improving energy efficiency
Changed to a more efficient fuel source
Heating controls upgraded for better temperature management
Hot water efficiency decreased
Loft insulation upgraded to recommended levels
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property has been extended more than once and has no mains gas supply, we believe a Level 3 building survey should be considered.
From £1,085 · Includes VAT
Planning history
Planning history includes both a loft conversion and an extension — the classic family-home expansion.
3 applications on record at 14 Cowslip Close, Locks Heath, Southampton, SO31 6XL
- Jul 2004OutbuildingFullOutcome in report
Erection Of Side Attached Garage/Store
- Documents
- 3 docs on file
- Reference
- P/04/0982/FP
- More recent applications — locked
- Loft ConversionJan 2020Decision
- ConservatoryMay 2005Decision
Unlock 14 Cowslip Close, Locks Heath, Southampton, SO31 6XL's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (3 on record)
- All 3 applications on this property in full, plus 5 notable nearby
- The 20 documents, officer reports & conditions
- What the pattern means for extending or converting here
One time fee only - money back guarantee
Sales history & valuation
14 Cowslip Close valuation sits well clear of the typical sold price in this postcode.
£507,000
Modelled from EPC, postcode comparables.
£229,000
Recorded with HM Land Registry.
Sales timeline
25 September 2003Most recent
£229,000
Median price across the last 5 sales in SO31 6XL: £405,000 (2025–2015).
Nearby sales in SO31 6XL
5 Cowslip Close, Locks Heath, Southampton, SO31 6XL
Sold Mar 2025
£405,0002 Cowslip Close, Locks Heath, Southampton, SO31 6XL
Sold Dec 2021
£440,00015 Cowslip Close, Locks Heath, Southampton, SO31 6XL
Sold Aug 2021
£520,00019 Cowslip Close, Locks Heath, Southampton, SO31 6XL
Sold Dec 2015
£307,0009 Cowslip Close, Locks Heath, Southampton, SO31 6XL
Sold Nov 2014
£283,000
Versus other Cowslip Close homes
14 Cowslip Close outperforms the street on epc rating by a wide margin.
Price per m²
£1,696
Street avg £2,771
Floor Area
135 m²
Street avg 116 m²
Habitable Rooms
8 rooms
Street avg 6 rooms
CO₂ Emissions
1.0 t/year
Street avg 4.4 t/year
Similar properties nearby
1 Cowslip Close, Locks Heath
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1 Daisy Lane, Locks Heath
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The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Saxon Close — bus stop.
Closest school
0.9 km
Locks Heath Junior School. 9 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
49.7dB

Night-time· 23:00 – 07:00
37.8dB







