Flat, 133 St Marys Road, Southampton, SO14 0BB
About Flat
Flat is a mid-terrace house in Southampton (SO14 0BB). It has a recorded floor area of 48 m² (around 517 sq ft) and construction records dating it to 1900-1929. At 48 m² this is the 3rd smallest of 22 units on EPC record in the building, where floor areas span 47–149 m². The building's EPC ratings span E to C, with this unit at the top. The latest certificate (June 2017) shows a C (score 73).
At 48 m² it sits well below the postcode median (83 m² across 21 EPCs), making it one of the more compact homes locally.
Energy performance
EPC Rating
Certificate validity
Valid until 19 June 2027
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 £820 · Includes VAT
Planning history
Flat has no planning applications on record.
But the area is active
26 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Flat has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£175,000
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 0BB: £227,000 (2025–2007).
Nearby sales in SO14 0BB
135 St Marys Road, Southampton, SO14 0BB
Sold Nov 2025
£300,000141 St Marys Road, Southampton, SO14 0BB
Sold Apr 2025
£245,000132 St Marys Road, Southampton, SO14 0BB
Sold May 2023
£200,000138 St Marys Road, Southampton, SO14 0BB
Sold Feb 2007
£215,000129 St Marys Road, Southampton, SO14 0BB
Sold May 2006
£121,000
Versus other St Marys Road homes
On floor area, Flat runs well behind the street norm.
EPC Rating
73 (C)
Street avg 68 (D)
Floor Area
48 m²
Street avg 56 m²
CO₂ Emissions
1.6 t/year
Street avg 2.2 t/year
Habitable Rooms
2 rooms
Street avg 3 rooms
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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
Argyle Road SCH Only — bus stop.
Closest school
0.4 km
St Mary's Church of England Primary School & Nursery. 34 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
56.5dB

Night-time· 23:00 – 07:00
46.0dB







