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Get started66a, High Street, Cosham, Portsmouth, PO6 3AJ
About 66a
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
66a is an end-of-terrace house in Cosham, Portsmouth, Portsmouth (PO6 3AJ). It has a recorded floor area of 40 m² (around 431 sq ft), construction records dating it to 1930-1949 and council tax band A. At 40 m² this is the 15th smallest of 25 units on EPC record in the building, where floor areas span 32–112 m². The building's EPC ratings span E to C across 25 units on file. The latest certificate (January 2022) shows a D (score 67), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 72).
It lags the bulk of the postcode on energy efficiency (less efficient than 88% of similar EPCs).
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
EPC Rating
A
B
C
D
D67
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Average
CO2 Emissions
1.7 t/year
Occupancy
Rented
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
66a 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£144,000
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.
Launch offer · 33% off
The complete analysis of 66a, High Street, Cosham, Portsmouth, PO6 3AJ
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed AI analysis
An AI-written breakdown of everything that matters
Versus other High Street homes
Four headline reads against 24 similar flats on this street, drawn from the latest EPC and Land Registry data.
66a outperforms the street on habitable rooms by a wide margin.
EPC Rating
67 (D)
Street avg 74 (C)
Floor Area
40 m²
Street avg 51 m²
CO₂ Emissions
1.7 t/year
Street avg 1.6 t/year
Similar properties nearby
A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
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
9/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Cosham Rail Station — railway station.
Road noise across the postcode
Modelled day and night-time noise levels around PO6 3AJ from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
56.4dB
Everything within walking distance
Schools, transport stops and scenic spots near this property — 55 points of interest in total.
Common questions
The questions buyers, sellers and homeowners most often ask about 66a, High Street, Cosham, Portsmouth, PO6 3AJ. Each answer is also embedded as structured data for search engines.
