21 Cliffe Avenue, Hamble, Southampton, SO31 4LH
About 21 Cliffe Avenue
21 Cliffe Avenue is a semi-detached house in Hamble, Southampton, Southampton (SO31 4LH). It has a recorded floor area of 88 m² (around 947 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (August 2024) shows a C (score 74). When first surveyed in January 2017 the rating was D, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Good and window efficiency went from Average to Good; while wall efficiency dropped from Good to Average. The recommended improvements would push it to B (score 87).
One planning record on file: an extension approved in 2023. Past consents include an extension and partial demolition, meaningful when judging how the property has evolved. At 88 m² it's 25.7% larger than the typical home in the postcode (70 m² median across 19 EPCs). Across 2022–2024, sale prices on this property compounded at 20% per year. On a £-per-square-foot basis, the last sale (£433/sq ft) was about 167% above the typical sold price in the postcode. Most recent transfer: December 2024 at £410,000.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Window efficiency improved
Loft insulation installed or upgraded to 250mm+
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 £1,020 · Includes VAT
Planning history
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
1 application on record at 21 Cliffe Avenue, Hamble, Southampton, SO31 4LH
- Feb 2023DemolitionOutlineOutcome in report
Extension: Single storey · Rear of property
Prior Notification for the construction of a single storey rear extension (depth 3.95 metres, height to eaves 2.58 metres and maximum height 3.00 metres), following removal of the existing conservatory
Extension- Documents
- 7 docs on file
- Reference
- PN/23/94467
Unlock 21 Cliffe Avenue, Hamble, Southampton, SO31 4LH's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 2 notable nearby
- The 7 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Latest sale on 21 Cliffe Avenue was the highest on Land Registry record across the postcode.
£418,000
Modelled from EPC, postcode comparables and a sale-price growth of 20.0% per year over 2 years.
£410,000
Growth on file: 20.0% per year over 2 years.
Sales timeline
3 December 2024Most recent
£410,000
+54.7%over 2 years11 July 2022
£265,000
Median price across the last 5 sales in SO31 4LH: £253,000 (2024–2021).
Nearby sales in SO31 4LH
15 Cliffe Avenue, Hamble, Southampton, SO31 4LH
Sold Apr 2024
£315,00039 Cliffe Avenue, Hamble, Southampton, SO31 4LH
Sold Nov 2022
£253,0007 Cliffe Avenue, Hamble, Southampton, SO31 4LH
Sold Apr 2022
£290,00045 Cliffe Avenue, Hamble, Southampton, SO31 4LH
Sold Jun 2021
£202,00047 Cliffe Avenue, Hamble, Southampton, SO31 4LH
Sold Feb 2021
£240,000
Versus other Cliffe Avenue homes
On price per m², 21 Cliffe Avenue stands well clear of the street.
Price per m²
£4,659
Street avg £2,502
Floor Area
88 m²
Street avg 77 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
2.3 t/year
Street avg 2.9 t/year
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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
0.4 km
Beaulieu Road — bus stop.
Closest school
0.6 km
Hamble Primary School. 5 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
44.4dB

Night-time· 23:00 – 07:00
36.9dB







