9a, Copnor Road, Portsmouth, PO3 5AA
About 9a
9a is a two-bedroom mid-terrace house in Portsmouth (PO3 5AA). It has a recorded floor area of 64 m² (around 689 sq ft) and construction records dating it to 1900-1929. Tenure is freehold. The latest certificate (March 2020) shows a D (score 60), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since September 2009. Between certificates, window efficiency went from Average to Good and lighting went from Very Poor to Very Good; while wall efficiency dropped from Good to Poor and roof efficiency dropped from Good to Very Poor. At 64 m² this is the 11th smallest of 15 units on EPC record in the building, where floor areas span 45–159 m². The building's EPC ratings span F to C across 15 units on file. Our model identifies extension potential, subject to local planning policy.
At 64 m² it's 26.7% larger than the typical home in the postcode (51 m² median across 14 EPCs). Across 2010–2023, sale prices on this property compounded at 5.1% per year. On a £-per-square-foot basis, the last sale (£225/sq ft) was about 64.3% above the typical sold price in the postcode. Sold April 2023 for £155,000.
What this property has
Inside
- Bedrooms2
- Bathrooms1
- Dining roomYes
Building
- TenureFreehold
- RefurbishedYes
- Extension potentialPossible
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Window efficiency improved
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
9a has no planning applications on record.
But the area is active
10 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
9a valuation sits well clear of the typical sold price in this postcode.
£162,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.1% per year over 13 years.
£155,000
Growth on file: 5.1% per year over 13 years.
Sales timeline
25 April 2023Most recent
£155,000
+17.4%over 2 years27 August 2020
£132,000
+61.0%over 10 years9 August 2010
£82,000
Median price across the last 5 sales in PO3 5AA: £127,000 (2025–2020).
Nearby sales in PO3 5AA
Versus other Copnor Road homes
On floor area, 9a stands well clear of the street.
Price per m²
£2,422
Street avg £2,044
Floor Area
64 m²
Street avg 50 m²
Habitable Rooms
3 rooms
Street avg 2 rooms
CO₂ Emissions
3.2 t/year
Street avg 2.3 t/year
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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
0.0 km
Copnor Bridge — bus stop.
Closest school
0.4 km
Penbridge Junior School. 42 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
50.8dB

Night-time· 23:00 – 07:00
40.1dB







