10 12, Flat 8, Rockstone Place, Southampton, SO15 2SL
About 10 12
10 12 is a mid-terrace house in Southampton (SO15 2SL). It has a recorded floor area of 54 m² (around 581 sq ft) and construction records dating it to before 1900. The latest certificate (March 2026) shows a D (score 65), on the cusp of jumping into the C band. When first surveyed in August 2010 the rating was E, the property has climbed 1 band since. Between certificates, main heating went from Very Poor to Average; while wall efficiency dropped from Average to Poor and lighting dropped from Very Good to Poor. The recommended improvements would lift it to B (score 84), a 2-band jump. Main heating runs on electricity. This certificate was lodged in the last six months, so the rating reflects current condition. At 54 m² this is the 4th smallest of 10 units on EPC record in 10 12, where floor areas span 44–139 m². The building's EPC ratings span F to B across 10 units on file.
At 54 m² it sits well below the postcode median (106 m² across 9 EPCs), making it one of the more compact homes locally.
Everything you need to know about 10 12
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
10 12's carbon output is low for the local stock.
EPC Rating
Certificate validity
Valid until 23 March 2036
Property Improvements
Changes detected from historical EPC data
Heating system upgraded to a more efficient system
Heating controls changed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, has no mains gas supply, and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
10 12 has no planning applications on record.
But the area is active
69 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
10 12 has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£181,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 1 sales in SO15 2SL: £297,500 (2011–2011).
Nearby sales in SO15 2SL
Versus other Rockstone Place homes
CO₂ Emissions for 10 12 runs comfortably ahead of the street norm.
EPC Rating
65 (D)
Street avg 63 (D)
Floor Area
54 m²
Street avg 94 m²
CO₂ Emissions
0.9 t/year
Street avg 3.9 t/year
Habitable Rooms
2 rooms
Street avg 3 rooms
Everything you need to know about 10 12
The true value, the hidden risks and the full sale history, in one report.
Pick your report · from £14.99
One time fee only - money back guarantee
The data behind every report
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The neighbourhood at a glance
Crime
460/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Law Courts — bus stop.
Closest school
0.2 km
St Anne's Catholic School. 37 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
44.3dB