3 5, Flat 24, Cobbett Road, Southampton, SO18 1HJ
About 3 5
3 5 is a semi-detached house in Southampton (SO18 1HJ). It has a recorded floor area of 45 m² (around 484 sq ft) and construction records dating it to 2007 onwards. At 45 m² this is the 14th smallest of 24 units on EPC record in 3 5, where floor areas span 42–74 m². The building's EPC ratings span C to B, with this unit at the bottom. The latest certificate (July 2020) shows a C (score 79), near the top of the C band. Earlier certificates rated it B (May 2009); the latest reading is one band lower. Between certificates, lighting went from Average to Very Good; while window efficiency dropped from Very Good to Good and hot-water efficiency dropped from Very Good to Good.
Energy performance
3 5's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency decreased
Loft insulation upgraded to recommended levels
More low energy lighting installed
Planning history
3 5 has no planning applications on record.
Notable planning nearby
5applications of note in the surrounding area
We flagged 1 thing worth checking at 3 5
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Signs of HMO activity in the area
30-day money-back guarantee
Sales history & valuation
3 5 has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£133,000
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 SO18 1HJ: £198,000 (2025–2023).
Nearby sales in SO18 1HJ
The Gatehouse, Flat 11, 33 Cobbett Road, Southampton, SO18 1HJ
Sold Sept 2025
£119,00061 Cobbett Road, Southampton, SO18 1HJ
Sold Mar 2025
£300,00017 Cobbett Road, Southampton, SO18 1HJ
Sold Nov 2024
£668,000Birchwood Court, Flat 1, 25 Cobbett Road, Southampton, SO18 1HJ
Sold Oct 2024
£140,00043 Cobbett Road, Southampton, SO18 1HJ
Sold Jun 2023
£198,000
Versus other Cobbett Road homes
EPC Rating
79 (C)
Street avg 76 (C)
Floor Area
45 m²
Street avg 46 m²
CO₂ Emissions
1.0 t/year
Street avg 1.6 t/year
Habitable Rooms
2 rooms
Street avg 2 rooms
Similar properties nearby
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
6/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Amira House — bus stop.
Closest school
0.5 km
Bitterne Manor Primary School. 36 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
52.3dB

Night-time· 23:00 – 07:00
42.9dB







