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Get startedRockstone Court is a two-bedroom semi-detached house in Southampton (SO14 6HZ). It has a recorded floor area of 52 m² (around 560 sq ft) and construction records dating it to 1983-1990. The latest certificate (July 2025) shows a D (score 67), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since March 2009. Between certificates, hot-water efficiency went from Very Poor to Poor and main heating went from Poor to Average. The recommended improvements would lift it to B (score 81), a 2-band jump. Main heating runs on electricity. At 52 m² this is the 7th smallest of 8 units on EPC record in Rockstone Court, where floor areas span 43–53 m². The building's EPC ratings span E to C across 8 units on file. Our model identifies extension potential, subject to local planning policy.
Untraded for 17 years, with the last transfer in September 2009. That sale fell during the post-crash dip, which often skews comparisons against later neighbouring sales. Sale prices here have outpaced Southampton HPI: 15.4% per year against 0% for the wider region. Today's modelled estimate of £123,000 is 10.8% above the 2009 sale price. On a £-per-square-foot basis, the last sale (£198/sq ft) was about 23.5% 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.
Rockstone Court's carbon output is low for the local stock.
Replacement windows and doors
Rockstone Court saw 3 transfers in just over a decade — high turnover for the postcode.
£123,000
Modelled from EPC, postcode comparables and a sale-price growth of 15.4% per year over 4 years.
£111,000
Growth on file: 15.4% per year over 4 years.
On co₂ emissions, Rockstone Court stands well clear of the street.
Price per m²
£2,135
Street avg £1,926
Floor Area
52 m²
Street avg 46 m²
Habitable Rooms
3 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
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
25 September 2009Most recent
£111,000
+74.1%over 2 years12 January 2007
£63,750
+6.3%over 1 year9 June 2005
£60,000
Median price across the last 5 sales in SO14 6HZ: £215,000 (2025–2025).
Street avg 2 rooms
CO₂ Emissions
0.7 t/year
Street avg 3.0 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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