43a, St Marys Road, Southampton, SO14 0BG
About 43a
43a is a mid-terrace house in Southampton (SO14 0BG). 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 14th smallest of 28 units on EPC record in the building, where floor areas span 22–382 m². The building's EPC ratings span F to C across 28 units on file. The latest certificate (September 2021) shows a D (score 63), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 75). Main heating runs on electricity.
Energy performance
EPC Rating
Certificate validity
Valid until 20 September 2031
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has no mains gas supply, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
43a 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
43a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£177,000
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 0BG: £210,000 (2025–2020).
Nearby sales in SO14 0BG
28 St Marys Road, Southampton, SO14 0BG
Sold Mar 2025
£345,00029 St Marys Road, Southampton, SO14 0BG
Sold Aug 2024
£154,00039 St Marys Road, Southampton, SO14 0BG
Sold Jun 2021
£250,00043 St Marys Road, Southampton, SO14 0BG
Sold May 2021
£203,00033 St Marys Road, Southampton, SO14 0BG
Sold Sept 2020
£210,000
Versus other St Marys Road homes
43a outperforms the street on habitable rooms by a wide margin.
EPC Rating
63 (D)
Street avg 67 (D)
Floor Area
48 m²
Street avg 32 m²
CO₂ Emissions
1.9 t/year
Street avg 1.9 t/year
Habitable Rooms
3 rooms
Street avg 1 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
45.9dB







