Flat 1, 335 Swanwick Lane, Lower Swanwick, Southampton, SO31 7GT
About Flat 1
Flat 1 is a mid-terrace house in Lower Swanwick, Southampton, Southampton (SO31 7GT). It has a recorded floor area of 77 m² (around 829 sq ft), construction records dating it to 2003-2006 and council tax band D. The latest certificate (June 2021) shows a C (score 77), near the top of the C band. The rating has held steady at C across 2 certificates since September 2009. Between certificates, lighting went from Average to Very Good. Main heating runs on electricity. At 77 m² this is the 2nd smallest of 10 units on EPC record in the building, where floor areas span 76–106 m². The building's EPC ratings span E to B across 10 units on file.
Its energy rating outperforms most of the postcode (better than 72% of similar EPCs).
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Floor insulation added or improved
More low energy lighting installed
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
Flat 1 has no planning applications on record.
But the area is active
3 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Flat 1 has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£195,000
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 SO31 7GT: £330,000 (2024–2023).
Nearby sales in SO31 7GT
Flat 7, 335 Swanwick Lane, Lower Swanwick, Southampton, SO31 7GT
Sold May 2024
£163,416281 Swanwick Lane, Lower Swanwick, Southampton, SO31 7GT
Sold Mar 2024
£265,000291 Swanwick Lane, Lower Swanwick, Southampton, SO31 7GT
Sold Jul 2023
£330,000286 Swanwick Lane, Lower Swanwick, Southampton, SO31 7GT
Sold Jun 2023
£405,000Flat 5, 335 Swanwick Lane, Lower Swanwick, Southampton, SO31 7GT
Sold May 2023
£371,500
Versus other Swanwick Lane homes
EPC Rating
77 (C)
Street avg 72 (C)
Floor Area
77 m²
Street avg 82 m²
CO₂ Emissions
2.7 t/year
Street avg 3.1 t/year
Habitable Rooms
3 rooms
Street avg 3 rooms
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Swanwick Lane — bus stop.
Closest school
1.3 km
Bursledon Church of England Infant School. 9 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
56.0dB

Night-time· 23:00 – 07:00
49.8dB







