51b, St Marys Road, Southampton, SO14 0BH
About 51b
51b is a mid-terrace house in Southampton (SO14 0BH). It has a recorded floor area of 40 m² (around 431 sq ft) and construction records dating it to 1950-1966. At 40 m² this is the smallest unit on EPC record across the building (40–65 m²). The building's EPC ratings span E to D, with this unit at the top. The latest certificate (July 2019) shows a D (score 57), a step below the typical UK home. The recommended improvements would push it to C (score 70).
At 40 m² it's 25.9% smaller than the typical home in the postcode (54 m² median across 4 EPCs).
Energy performance
EPC Rating
Certificate validity
Valid until 31 July 2029
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Planning history
51b 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
51b has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£149,000
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 0BH: £72,750 (2005–1995).
Versus other St Marys Road homes
51b outperforms the street on co₂ emissions by a wide margin.
EPC Rating
57 (D)
Street avg 54 (E)
Floor Area
40 m²
Street avg 53 m²
CO₂ Emissions
2.6 t/year
Street avg 3.4 t/year
Habitable Rooms
2 rooms
Street avg 2 rooms
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The neighbourhood at a glance
Crime
413/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Argyle Road SCH Only — bus stop.
Closest school
0.5 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
56.7dB

Night-time· 23:00 – 07:00
46.1dB







