17 Cowslip Close, Locks Heath, Southampton, SO31 6XL
About 17 Cowslip Close
17 Cowslip Close is a four-bedroom detached house in Locks Heath, Southampton, Southampton (SO31 6XL). It has a recorded floor area of 146 m² (around 1575 sq ft), construction records dating it to 1991-1995 and council tax band E. The latest certificate (June 2009) shows a D (score 67), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 70). The latest certificate is from June 2009, so improvements made since then won't be reflected.
It hasn't traded since March 2002, a hold of 24 years that's notably long for the area. Across 1996–2002, sale prices on this property compounded at 12% per year. Today's modelled estimate of £486,000 sits 162.7% above the 2002 sale of £185,000. On a £-per-square-foot basis, the last sale (£117/sq ft) was about 42.4% below the postcode norm. At 146 m² it's 27.2% larger than the typical home in the postcode (115 m² median across 9 EPCs). 2 planning records sit against the property, 0 approved, 0 refused.
What this property has
Inside
- Bedrooms4
Energy performance
17 Cowslip Close's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 25 Jun 2019
EPC Rating
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Planning history
17 Cowslip Close has 2 separate extension applications on the council record.
2 applications on record at 17 Cowslip Close, Locks Heath, Southampton, SO31 6XL
- Jan 2003ExtensionFullOutcome in report
Extension: Rear of property
Erection Of Two Storey And Single Storey Rear Extension
- Documents
- 1 doc on file
- Reference
- P/02/1662/FP
- More recent applications — locked
- ExtensionApr 2003Decision
Unlock 17 Cowslip Close, Locks Heath, Southampton, SO31 6XL's full planning history
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- Every decision — granted, refused or withdrawn (2 on record)
- All 2 applications on this property in full, plus 5 notable nearby
- The 6 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
17 Cowslip Close's modelled value sits at over four times its earliest registered sale price (1996).
£486,000
Modelled from EPC, postcode comparables and a sale-price growth of 12.0% per year over 6 years.
£185,000
Growth on file: 12.0% per year over 6 years.
Sales timeline
18 March 2002Most recent
£185,000
+32.2%over 2 years3 December 1999
£139,950
+45.8%over 3 years6 June 1996
£96,000
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
17 Cowslip Close is notably below the street on price per m².
Price per m²
£1,265
Street avg £2,819
Floor Area
146 m²
Street avg 115 m²
Habitable Rooms
8 rooms
Street avg 6 rooms
CO₂ Emissions
5.1 t/year
Street avg 4.0 t/year
Similar properties nearby
1 Cowslip Close, Locks Heath
SO31 6XL
1 Buttercup Way, Locks Heath
SO31 6DG
1 Conference Drive, Locks Heath
SO31 6WP
1 Crescent Road, Locks Heath
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1 Daisy Lane, Locks Heath
SO31 6RA
1 Cardinal Way, Locks Heath
SO31 6RT
1 Coombedale, Locks Heath
SO31 6UJ
1 Chichester Close, Sarisbury Green
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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







