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About 66 High Street
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
66 High Street is a mid-terrace house in Cosham, Portsmouth, Portsmouth (PO6 3AJ). It has a recorded floor area of 33 m² (around 360 sq ft) and construction records dating it to 1950-1966. The latest certificate (December 2011) shows a D (score 67), on the cusp of jumping into the C band. When first surveyed in November 2010 the rating was E, the property has climbed 1 band since. Between certificates, window efficiency went from Poor to Good and lighting went from Average to Very Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. The recommended improvements would push it to C (score 71). The latest certificate is from December 2011, so improvements made since then won't be reflected. At 33 m² this is the 2nd 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.
It lags the bulk of the postcode on energy efficiency (less efficient than 88% of similar EPCs). Last sold in June 2011, so it's been off the market for around 15 years. Today's modelled estimate of £198,000 is 13.1% above the 2011 sale price.
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
66 High Street's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 22 Dec 2021
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
Latest sale on 66 High Street was the highest on Land Registry record across the postcode.
Current estimate
See how we calculated this£198,000
Modelled from EPC, postcode comparables.
Last sold (2011)
£175,000
Recorded with HM Land Registry.
Sales timeline
Launch offer · 33% off
The complete analysis of 66 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.
Floor Area for 66 High Street lags the street by a wide margin.
EPC Rating
67 (D)
Street avg 74 (C)
Floor Area
33 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 66 High Street, Cosham, Portsmouth, PO6 3AJ. Each answer is also embedded as structured data for search engines.
