4a, Saxon Road, Southampton, SO15 1JJ
About 4a
4a is a semi-detached house in Southampton (SO15 1JJ). It has a recorded floor area of 42 m² (around 452 sq ft) and construction records dating it to 1950-1966. The latest certificate (November 2021) shows a D (score 61), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since August 2013. Between certificates, roof efficiency went from Poor to Average; while wall efficiency dropped from Good to Average and main heating dropped from Average to Very Poor. The recommended improvements would push it to C (score 76). Main heating runs on electricity. At 42 m² this is the 2nd smallest of 15 units on EPC record in the building, where floor areas span 36–158 m². The building's EPC ratings span E to C across 15 units on file.
At 42 m² it sits well below the postcode median (88 m² across 14 EPCs), making it one of the more compact homes locally.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating system changed
Heating controls upgraded for better temperature management
Roof insulation improved
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
4a has no planning applications on record.
But the area is active
4 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
4a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£174,000
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 SO15 1JJ: £180,000 (2021–2016).
Nearby sales in SO15 1JJ
Similar properties nearby
1 Water Lane
SO15 1GJ
10 Elmfield North Block, Millbrook Road East
SO15 1HZ
1 Waverley Road
SO15 1JF
10 Cliff Road
SO15 1JN
105 Millbrook Road East
SO15 1HP
1 Elmfield North Block, Millbrook Road East
SO15 1HZ
1 Elmfield West Block, Millbrook Road East
SO15 1JA
10 Elmfield West Block, Millbrook Road East
SO15 1JA
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
12/mo
Rising year-on-year across the wider district.
Nearest stop
0.3 km
Wellington Court — bus stop.
Closest school
0.5 km
Freemantle Church of England Community Academy. 24 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
56.2dB

Night-time· 23:00 – 07:00
48.8dB







