21 Blakesley Lane, Portsmouth, PO3 5UG
About 21 Blakesley Lane
21 Blakesley Lane is a one-bedroom mid-terrace house in Portsmouth (PO3 5UG). It has a recorded floor area of 40 m² (around 431 sq ft), construction records dating it to 1991-1995 and council tax band B. The latest certificate (January 2019) shows a C (score 69), just inside the C band. The rating has held steady at C across 2 certificates since December 2008. Between certificates, lighting went from Good to Very Good. The recommended improvements would push it to B (score 91).
Held since February 2007 — that's 19 years off the open market, well above the local norm. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. Across 2000–2007, sale prices on this property compounded at 12.5% per year. Today's modelled estimate of £208,000 sits 60% above the 2007 sale of £130,000. On a £-per-square-foot basis, the last sale (£302/sq ft) was about 31% above the typical sold price in the postcode. At 40 m² it sits well below the postcode median (63 m² across 19 EPCs), making it one of the more compact homes locally.
What this property has
Inside
- Bedrooms1
- Bathrooms1
Outside
- Private gardenYes
- DrivewayYes
Everything you need to know about 21 Blakesley Lane
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
More low energy lighting installed
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Level 2 HomeBuyer Report
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Planning history
21 Blakesley Lane 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
21 Blakesley Lane has more than doubled in price since the earliest registered sale in 2000.
£208,000
Modelled from EPC, postcode comparables and a sale-price growth of 12.5% per year over 6 years.
£130,000
Growth on file: 12.5% per year over 6 years.
Sales timeline
9 February 2007Most recent
£130,000
+109.7%over 6 years26 October 2000
£62,000
Median price across the last 5 sales in PO3 5UG: £250,000 (2025–2023).
Nearby sales in PO3 5UG
Versus other Blakesley Lane homes
21 Blakesley Lane outperforms the street on co₂ emissions by a wide margin.
Price per m²
£3,250
Street avg £3,370
Floor Area
40 m²
Street avg 81 m²
Habitable Rooms
2 rooms
Street avg 4 rooms
CO₂ Emissions
1.7 t/year
Street avg 3.4 t/year
Everything you need to know about 21 Blakesley Lane
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
One time fee only - money back guarantee

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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
18/mo
Rising year-on-year across the wider district.
Nearest stop
0.4 km
Morrisons — bus stop.
Closest school
1.1 km
City of Portsmouth College. 26 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
58.4dB

Night-time· 23:00 – 07:00
49.5dB






