20 Cotton Road, Portsmouth, PO3 6FL
About 20 Cotton Road
20 Cotton Road is a detached house in Portsmouth (PO3 6FL). It has a recorded floor area of 48 m² (around 514 sq ft) and council tax band C. The latest certificate (February 2009) returns a B (score 81), comfortably above the UK average. The latest certificate is from February 2009, so improvements made since then won't be reflected.
Held since October 2009 — that's 17 years off the open market, well above the local norm. That sale fell during the post-crash dip, which often skews comparisons against later neighbouring sales. Today's modelled estimate of £266,000 is 23.7% above the 2009 sale price. On a £-per-square-foot basis, the last sale (£418/sq ft) was about 41.8% above the typical sold price in the postcode. At 48 m² it's 26.5% smaller than the typical home in the postcode (65 m² median across 53 EPCs).
Energy performance
20 Cotton Road'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This certificate is over 10 years old and is no longer valid.Expired 03 Feb 2019
EPC Rating
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Planning history
20 Cotton Road has no planning applications on record.
But the area is active
14 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
The latest sale fell during the post-2008 dip, often a low-water mark in price comparisons.
£266,000
Modelled from EPC, postcode comparables.
£215,000
Recorded with HM Land Registry.
Sales timeline
15 October 2009Most recent
£215,000
Median price across the last 5 sales in PO3 6FL: £280,000 (2024–2022).
Nearby sales in PO3 6FL
Versus other Cotton Road homes
On co₂ emissions, 20 Cotton Road runs well behind the street norm.
Price per m²
£4,503
Street avg £3,944
Floor Area
48 m²
Street avg 64 m²
CO₂ Emissions
2.1 t/year
Street avg 1.7 t/year
Years Held
17 years
Street avg 12 years
Similar properties nearby
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
18/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
St. Marys Hospital — bus stop.
Closest school
0.1 km
Miltoncross Academy. 41 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
53.3dB

Night-time· 23:00 – 07:00
43.4dB







