Model valuation£417,0008 Busby Close
Local market context
48f, Flat 1, High Street, Cosham, Portsmouth, PO6 3AG
2 planning records
Property type
Mid terrace
Floor 01
Habitable rooms
3
From EPC
Floor area
53 m²
570 sq ft
Energy rating
E
Score 44
Tenure
Private Rental
About 48f
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
48f is a mid-terrace house in Cosham, Portsmouth, Portsmouth (PO6 3AG). It has a recorded floor area of 53 m² (around 570 sq ft) and construction records dating it to 1967-1975. At 53 m² this is the 3rd smallest of 6 units on EPC record in 48f, where floor areas span 44–81 m². The building's EPC ratings span E to C, with this unit at the bottom. On EPC score it ranks last in the building (44 versus a best of 79). The latest certificate (October 2025) shows an E (score 44), well below the UK norm with real room to improve. Earlier certificates rated it C (September 2009); the latest reading is 2 bands lower. Between certificates, wall efficiency dropped from Good to Poor and window efficiency dropped from Good to Poor. The recommended improvements would lift it to C (score 72), a 2-band jump. Main heating runs on electricity.
2 planning records sit against the property, 0 approved, 1 refused.
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Everything you need to know about 48f
The true value, the hidden risks and the full sale history, in one report.
Signs of HMO activity in the areaLarger development activity nearby
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The data behind every report
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
48f's carbon output is low for the local stock.
Current Certificate(1 of 7)
Oct 2025
EPC Rating
A
B
C
D
E
E44
F
G
Main Heating
Electric
Main Fuel
Electric
Hot Water
Very Poor
Windows
Poor
CO2 Emissions
0.9 t/year
Occupancy
Rented
Certificate validity
Valid until 20 October 2035
Property Improvements
Changes detected from historical EPC data
Nov 2015from Sept 2009
EPC improved fromC78toF27
Heating System
Gas BoilerRoom Heaters
Heating system changed
Main Fuel
GasElectric
Changed to a more efficient fuel source
Heating Controls
Prog + TRVsThermostat
Heating controls changed
Hot Water
Main SystemInstantaneous
Hot water system changed
Low Energy Lighting
100%0%
Low energy lighting percentage decreased
Apr 2024from Nov 2015
EPC improved fromF27toD68
Heating System
Room HeatersGas Boiler
Upgraded to gas central heating
Main Fuel
ElectricGas
Connected to mains gas supply
Heating Controls
ThermostatProg + TRVs
Heating controls upgraded for better temperature management
Hot Water
InstantaneousMain System
Hot water system upgraded
Low Energy Lighting
0%80%
More low energy lighting installed
Sept 2025from Apr 2024
Low Energy Lighting
80%100%
More low energy lighting installed
Oct 2025from Sept 2025
EPC improved fromD66toE44
Heating System
Gas BoilerRoom Heaters
Heating system changed
Main Fuel
GasElectric
Changed to a more efficient fuel source
Heating Controls
Prog + TRVsProg + Stat
Heating controls upgraded for better temperature management
Hot Water
Main SystemInstantaneous
Hot water system changed
Walls
Very PoorPoor
Wall insulation improved
Get a survey for this property
Level 3 Building Survey
Late 20th century1st Floor FlatEPC ENo mains gas
Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
Applications and permits filed against 48f, Flat 1, High Street, Cosham, Portsmouth, PO6 3AG, sourced from the PlanIt planning register.
2 applications on record at 48f, Flat 1, High Street, Cosham, Portsmouth, PO6 3AG
2decisions2extensions36documents13nearby
- Apr 2015ExtensionFullOutcome in report
Extension: Single storey · Rear of property
Construction of additional floor to form 4 flats with rear extension to form stairwells, cycle/refuse stores and external alterations to include formation of terraced areas to rear at first floor level
- Documents
- 23 docs on file
- Reference
- 14/01553/FUL
- More recent applications — locked
- ExtensionJun 2015Decision
Unlock 48f, Flat 1, High Street, Cosham, Portsmouth, PO6 3AG's full planning history
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- Every decision — granted, refused or withdrawn (2 on record)
- All 2 applications on this property in full, plus 13 notable nearby
- The 36 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
48f has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
Current estimate
See how we calculated this£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 PO6 3AG: £340,400 (2023–2016).
Nearby sales in PO6 3AG
Unit C, 40 High Street, Cosham, Portsmouth, PO6 3AG
Sold Dec 2023
£220,000Flat 2, 40 High Street, Cosham, Portsmouth, PO6 3AG
Sold Dec 2023
£424,999Unit B, 40 High Street, Cosham, Portsmouth, PO6 3AG
Sold Mar 2016
£340,40044b, High Street, Cosham, Portsmouth, PO6 3AG
Sold Jun 2005
£200,00048a, High Street, Cosham, Portsmouth, PO6 3AG
Sold Aug 2004
£87,000
Versus other High Street homes
Four headline reads against 9 similar flats on this street, drawn from the latest EPC and Land Registry data.
On co₂ emissions, 48f stands well clear of the street.
EPC Rating
44 (E)
Street avg 59 (D)
Floor Area
53 m²
Street avg 56 m²
CO₂ Emissions
0.9 t/year
Street avg 2.7 t/year
Habitable Rooms
3 rooms
Street avg 3 rooms
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Start your researchSimilar properties nearby
A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
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The neighbourhood at a glance
A condensed read of the local area. Each tile links through to the full breakdown on the Portsmouth district page.
Rail-style transport is unusually close for this postcode.
Crime
260/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
High Street — bus stop.
Closest school
0.5 km
Portsdown Primary School. 24 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
Modelled day and night-time noise levels around PO6 3AG from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
55.3dB
Night-time· 23:00 – 07:00
45.8dB
55 dB
60 dB
65 dB
70 dB
75 dB
80 dB
Defra Road Noise Strategic Mapping, Round 4Common questions
The questions buyers, sellers and homeowners most often ask about 48f, Flat 1, High Street, Cosham, Portsmouth, PO6 3AG. Each answer is also embedded as structured data for search engines.