146b, St James Road, Southampton, SO15 5LZ
About 146b
146b is a semi-detached house in Southampton (SO15 5LZ). It has a recorded floor area of 129 m² (around 1389 sq ft) and construction records dating it to before 1900. At 129 m² this is the largest unit on EPC record across 146b (58–129 m²). The building's EPC ratings span F to D, with this unit at the bottom. On EPC score it ranks last in the building (37 versus a best of 65). The latest certificate (July 2021) shows an F (score 37), near the bottom of the EPC scale. The rating has held steady at F across 3 certificates since January 2010. Between certificates, wall efficiency went from Very Poor to Poor, hot-water efficiency went from Very Poor to Poor and lighting went from Average to Very Good. The recommended improvements would lift it to D (score 68), a 2-band jump.
At 129 m² the property is well over the postcode median (63 m² across 7 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 86% of similar EPCs).
Everything you need to know about 146b
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
146b's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Replaced storage heaters with gas boiler
Connected to mains gas supply
Heating controls upgraded for better temperature management
Hot water system upgraded
Wall insulation improved
More low energy lighting installed
Heating controls changed
Hot water system changed
Low energy lighting percentage decreased
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, we believe a Level 3 building survey should be considered.
From £955 · Includes VAT
Planning history
146b has no planning applications on record.
But the area is active
31 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
146b has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£322,000
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 5LZ: £242,000 (2024–2018).
Nearby sales in SO15 5LZ
146a, St James Road, Southampton, SO15 5LZ
Sold Jun 2024
£520,000Flat 3, 148 St James Road, Southampton, SO15 5LZ
Sold Jul 2022
£242,000Flat 2, 148 St James Road, Southampton, SO15 5LZ
Sold Aug 2018
£195,000Flat 4, 148 St James Road, Southampton, SO15 5LZ
Sold May 2016
£185,000146c, St James Road, Southampton, SO15 5LZ
Sold Sept 2003
£200,000
Versus other St James Road homes
EPC Rating for 146b lags the street by a wide margin.
EPC Rating
37 (F)
Street avg 63 (D)
Floor Area
129 m²
Street avg 72 m²
CO₂ Emissions
7.7 t/year
Street avg 3.2 t/year
Habitable Rooms
6 rooms
Street avg 4 rooms
Everything you need to know about 146b
The true value, the hidden risks and the full sale history, in one report.
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Similar properties nearby
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
12/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
St James Park — bus stop.
Closest school
0.2 km
Shirley Infant 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
51.9dB
Night-time· 23:00 – 07:00
41.9dB