Flat 1, 5 Roberts Road, Southampton, SO15 5DF
About Flat 1
Flat 1 is a detached house in Southampton (SO15 5DF). It has a recorded floor area of 62 m² (around 667 sq ft), construction records dating it to 1900-1929 and council tax band B. At 62 m² this is the 4th smallest of 14 units on EPC record in the building, where floor areas span 39–77 m². The building's EPC ratings span D to C, with this unit at the top. The latest certificate (February 2026) shows a C (score 76), near the top of the C band. The rating has held steady at C across 6 certificates since February 2016. Between certificates, window efficiency dropped from Good to Average. This certificate was lodged in the last six months, so the rating reflects current condition.
Across 2000–2021, sale prices on this property compounded at 4.4% per year. On a £-per-square-foot basis, the last sale (£652/sq ft) was about 307.8% above the typical sold price in the postcode. Most recent transfer: June 2021 at £435,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Everything you need to know about Flat 1
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
Flat 1's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
More low energy lighting installed
Heating controls upgraded for better temperature management
Cavity wall insulation installed
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 £1,020 · Includes VAT
Planning history
Flat 1 has no planning applications on record.
But the area is active
31 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Latest sale on Flat 1 was the highest on Land Registry record across the postcode.
£430,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.4% per year over 21 years.
£435,000
Growth on file: 4.4% per year over 21 years.
Sales timeline
29 June 2021Most recent
£435,000
+19.2%over 16 years4 March 2005
£365,000
+108.6%over 4 years18 May 2000
£175,000
Median price across the last 5 sales in SO15 5DF: £145,000 (2025–2016).
Nearby sales in SO15 5DF
Versus other Roberts Road homes
Flat 1 outperforms the street on price per m² by a wide margin.
Price per m²
£7,016
Street avg £1,808
Floor Area
62 m²
Street avg 56 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
1.3 t/year
Street avg 2.1 t/year
Everything you need to know about Flat 1
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
One time fee only - money back guarantee
The data behind every report
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
12/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Four Post Hill — bus stop.
Closest school
0.4 km
Springhill Catholic Primary School. 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
55.6dB
Night-time· 23:00 – 07:00
46.0dB