1 2, Flat 3, John Street, Southampton, SO14 3DR
About 1 2
1 2 is an end-of-terrace house in Southampton (SO14 3DR). It has a recorded floor area of 31 m² (around 334 sq ft) and construction records dating it to 1900-1929. The latest certificate (June 2026) shows an E (score 51), well below the UK norm with real room to improve. When first surveyed in October 2008 the rating was F, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Very Good, lighting went from Very Poor to Very Good and main heating went from Poor to Average. The recommended improvements would lift it to C (score 77), 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 31 m² this is the 4th smallest of 7 units on EPC record in 1 2, where floor areas span 24–57 m². The building's EPC ratings span E to D, with this unit at the bottom.
At 31 m² it sits well below the postcode median (57 m² across 25 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 88% of similar EPCs).
Everything you need to know about 1 2
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
1 2's carbon output is low for the local stock.
EPC Rating
Certificate validity
Valid until 21 June 2036
Property Improvements
Changes detected from historical EPC data
Single glazing replaced with double or better glazing
More low energy lighting installed
Roof insulation improved
More low energy lighting installed
Loft insulation upgraded to recommended levels
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
1 2 has no planning applications on record.
But the area is active
10 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
1 2 has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£123,000
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 5 sales in SO14 3DR: £375,000 (2025–2021).
Nearby sales in SO14 3DR
Versus other John Street homes
EPC Rating for 1 2 lags the street by a wide margin.
EPC Rating
51 (E)
Street avg 71 (C)
Floor Area
31 m²
Street avg 43 m²
CO₂ Emissions
0.9 t/year
Street avg 1.5 t/year
Habitable Rooms
1 rooms
Street avg 2 rooms
Everything you need to know about 1 2
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
413/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
College Keep — bus stop.
Closest school
0.4 km
Hope Community School Southampton. 25 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
54.5dB
Night-time· 23:00 – 07:00
45.3dB