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Get startedRockstone 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 1983-1990. At 43 m² this is the smallest unit on EPC record across Rockstone Court (43–53 m²). The building's EPC ratings span E to C across 8 units on file. The latest certificate (October 2020) shows a D (score 55), a step below the typical UK home. The rating has held steady at D across 3 certificates since November 2009. Between certificates, wall efficiency went from Average to Good and lighting went from Poor to Very Good; while main heating dropped from Average to Very Poor. The recommended improvements would push it to C (score 77). Main heating runs on electricity.
Sale prices here have outpaced Southampton HPI: 0.9% per year against 0% for the wider region. 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 18.9% smaller than the typical home in the postcode (53 m² median across 57 EPCs). Last sale on file: £123,000 in October 2022. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Replacement windows and doors
Rockstone Court's sale-price growth has lagged the wider UK trajectory across its history on file.
£133,000
Modelled from EPC, postcode comparables and a sale-price growth of 0.9% per year over 16 years.
£123,000
Growth on file: 0.9% per year over 16 years.
Rockstone Court outperforms the street on price per m² by a wide margin.
Price per m²
£2,860
Street avg £1,806
Floor Area
43 m²
Street avg 47 m²
Habitable Rooms
2 rooms
Reported crime in the wider district is trending notably upward year-on-year.
Crime
9/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km

Daytime· 07:00 – 23:00
55.1dB

Changes detected from historical EPC data
Hot water efficiency improved
Wall insulation upgraded
Heating system changed
Heating controls upgraded for better temperature management
Hot water efficiency decreased
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
14 October 2022Most recent
£123,000
+17.7%over 6 years9 September 2016
£104,500
-1.4%over 9 years3 November 2006
£106,000
Median price across the last 5 sales in SO14 6HZ: £215,000 (2025–2025).
Street avg 3 rooms
CO₂ Emissions
2.8 t/year
Street avg 2.7 t/year
SO14 6QS
Denzil Avenue — bus stop.
Closest school
0.3 km
Mount Pleasant Juniors. 40 schools nearby.
Night-time· 23:00 – 07:00
44.9dB
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