First Floor Flat, 3 Lansdowne Road, Southampton, SO15 4HD
About First Floor Flat
First Floor Flat is a semi-detached house in Southampton (SO15 4HD). It has a recorded floor area of 45 m² (around 484 sq ft) and construction records dating it to 1900-1929. The latest certificate (September 2021) shows a D (score 62), on the cusp of jumping into the C band. When first surveyed in April 2010 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Average to Good, window efficiency went from Poor to Average and hot-water efficiency went from Very Poor to Average; while lighting dropped from Good to Average. The recommended improvements would push it to C (score 71). Main heating runs on electricity.
At 45 m² it sits well below the postcode median (91 m² across 16 EPCs), making it one of the more compact homes locally.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency improved
Windows upgraded, improving insulation
Loft insulation upgraded to recommended levels
Low energy lighting percentage decreased
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
First Floor Flat has no planning applications on record.
But the area is active
2 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
First Floor Flat has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£145,000
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 4HD: £315,000 (2025–2021).
Nearby sales in SO15 4HD
33 Lansdowne Road, Southampton, SO15 4HD
Sold Feb 2025
£365,00013 Lansdowne Road, Southampton, SO15 4HD
Sold Jan 2025
£155,00015a, Lansdowne Road, Southampton, SO15 4HD
Sold Aug 2024
£295,00041 Lansdowne Road, Southampton, SO15 4HD
Sold Apr 2024
£350,00029 Lansdowne Road, Southampton, SO15 4HD
Sold Sept 2021
£315,000
Versus other Lansdowne Road homes
On epc rating, First Floor Flat runs well behind the street norm.
EPC Rating
62 (D)
Street avg 66 (D)
Floor Area
45 m²
Street avg 47 m²
CO₂ Emissions
3.7 t/year
Street avg 2.7 t/year
Habitable Rooms
2 rooms
Street avg 2 rooms
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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
Lansdowne Road — bus stop.
Closest school
0.4 km
Regents Park Community College. 27 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
52.2dB

Night-time· 23:00 – 07:00
42.1dB







