285a, Lower Flat, London Road, Portsmouth, PO2 9HE
About 285a
285a is a semi-detached house in Portsmouth (PO2 9HE). It has a recorded floor area of 51 m² (around 549 sq ft) and construction records dating it to 1900-1929. The latest certificate (September 2021) shows a D (score 62), on the cusp of jumping into the C band. The rating has held steady at D across 3 certificates since June 2011. Between certificates, window efficiency dropped from Good to Average.
Sold February 2023 for £135,000. Across the public record there are 4 sales, relatively high churn for a single property. Across 2006–2023, sale prices on this property compounded at 2% per year. On a £-per-square-foot basis, the last sale (£246/sq ft) was about 54.5% above the typical sold price in the postcode. At 51 m² it's 22.1% smaller than the typical home in the postcode (66 m² median across 20 EPCs).
Energy performance
EPC Rating
Certificate validity
Valid until 12 September 2031
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
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
285a has no planning applications on record.
But the area is active
53 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
£145,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.0% per year over 17 years.
£135,000
Growth on file: 2.0% per year over 17 years.
Sales timeline
28 February 2023Most recent
£135,000
9 May 2021
£135,000
+57.0%over 9 years10 February 2012
£86,000
-10.9%over 5 years6 August 2006
£96,500
Median price across the last 5 sales in PO2 9HE: £115,000 (2025–2022).
Nearby sales in PO2 9HE
Flat C, 279 London Road, Portsmouth, PO2 9HE
Sold Mar 2025
£161,000Flat 3, 287 London Road, Portsmouth, PO2 9HE
Sold Jan 2025
£78,800Lower Flat, 283 London Road, Portsmouth, PO2 9HE
Sold Nov 2024
£115,000Flat B, 279 London Road, Portsmouth, PO2 9HE
Sold Jul 2024
£147,500281a, London Road, Portsmouth, PO2 9HE
Sold Mar 2021
£172,000
Versus other London Road homes
On price per m², 285a stands well clear of the street.
Price per m²
£2,647
Street avg £2,033
Floor Area
51 m²
Street avg 67 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
CO₂ Emissions
2.4 t/year
Street avg 3.1 t/year
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The neighbourhood at a glance
Crime
267/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Ophir Road — bus stop.
Closest school
0.5 km
King's Academy Northern Parade (Infant). 34 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
52.8dB

Night-time· 23:00 – 07:00
43.5dB







