Rockstone Court, Flat 16, Rockstone Lane, Southampton, SO14 6HZ
About Rockstone Court
Rockstone Court is a one-bedroom semi-detached house in Southampton (SO14 6HZ). It has a recorded floor area of 43 m² (around 463 sq ft) and construction records dating it to 1976-1982. At 43 m² this is the smallest unit on EPC record across Rockstone Court (43–55 m²). The building's EPC ratings span E to C across 9 units on file. The latest certificate (October 2022) shows a D (score 59), a step below the typical UK home. When first surveyed in January 2009 the rating was E, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Poor to Average and lighting went from Poor to Very Good. The recommended improvements would push it to C (score 76). Main heating runs on electricity.
Untraded for 25 years, with the last transfer in February 2002. Today's modelled estimate of £133,000 sits 269.4% above the 2002 sale of £36,000. On a £-per-square-foot basis, the last sale (£78/sq ft) was about 69.9% below the postcode norm. One planning record on file: new windows approved in 2025. Past consents include new windows, meaningful when judging how the property has evolved. At 43 m² it's 19.6% smaller than the typical home in the postcode (54 m² median across 58 EPCs).
What this property has
Inside
- Bedrooms1
- Bathrooms1
- Dining roomYes
Outside
- ParkingAllocated
Building
- LiftYes
- RefurbishedYes
Energy performance
EPC Rating
Certificate validity
Valid until 7 October 2032
Property Improvements
Changes detected from historical EPC data
Hot water efficiency improved
Roof insulation improved
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
1 application on record at Rockstone Court, Flat 16, Rockstone Lane, Southampton, SO14 6HZ
- Mar 2025RenovationFullOutcome in report
Replacement windows and doors
New Windows- Documents
- 8 docs on file
- Reference
- 25/00028/FUL
Unlock Rockstone Court, Flat 16, Rockstone Lane, Southampton, SO14 6HZ'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- Every decision — granted, refused or withdrawn (1 on record)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 38 notable nearby
- The 8 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Rockstone Court's estimated value is more than triple its earliest registered sale price (2002).
£133,000
Modelled from EPC, postcode comparables.
£36,000
Recorded with HM Land Registry.
Sales timeline
7 February 2002Most recent
£36,000
Median price across the last 5 sales in SO14 6HZ: £232,500 (2026–2025).
Nearby sales in SO14 6HZ
40 Rockstone Lane, Southampton, SO14 6HZ
Sold Jan 2026
£238,00037 Rockstone Lane, Southampton, SO14 6HZ
Sold Sept 2025
£232,50041 Rockstone Lane, Southampton, SO14 6HZ
Sold Jul 2025
£385,000Rockstone Court, Flat 9, Rockstone Lane, Southampton, SO14 6HZ
Sold Jul 2025
£68,000Rockstone Court, Flat 5, Rockstone Lane, Southampton, SO14 6HZ
Sold Jul 2025
£95,000
Versus other Rockstone Lane homes
Rockstone Court is notably below the street on price per m².
Price per m²
£837
Street avg £2,053
Floor Area
43 m²
Street avg 47 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
CO₂ Emissions
3.3 t/year
Street avg 2.6 t/year
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The neighbourhood at a glance
Crime
413/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Denzil Avenue — bus stop.
Closest school
0.3 km
Mount Pleasant Juniors. 40 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
55.1dB

Night-time· 23:00 – 07:00
44.9dB







