6 Keswick Avenue, Portsmouth, PO3 5BA
About 6 Keswick Avenue
6 Keswick Avenue is a three-bedroom semi-detached house in Portsmouth (PO3 5BA). It has a recorded floor area of 102 m² (around 1098 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (January 2014) shows an E (score 54), well below the UK norm with real room to improve. Earlier certificates rated it D (June 2009); the latest reading is one band lower. Between certificates, window efficiency went from Average to Good. The recommended improvements would lift it to C (score 75), a 2-band jump. The latest certificate is from January 2014, so improvements made since then won't be reflected.
Last sale on file: £300,000 in July 2019. Across the public record there are 4 sales, relatively high churn for a single property. It lags the bulk of the postcode on energy efficiency (less efficient than 85% of similar EPCs). Across 1999–2019, sale prices on this property compounded at 7.7% per year. Today's modelled estimate of £370,000 is 23.3% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£273/sq ft) was about 49.4% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Open-plan layoutYes
- Dining roomYes
Outside
- Private gardenSouth-facing
- ParkingOff road
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 24 Jan 2024
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Window efficiency improved
Mechanical ventilation installed
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Planning history
6 Keswick Avenue 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
Latest sale on 6 Keswick Avenue was the highest on Land Registry record across the postcode.
£370,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.7% per year over 20 years.
£300,000
Growth on file: 7.7% per year over 20 years.
Sales timeline
11 July 2019Most recent
£300,000
-4.8%over 1 year25 October 2017
£315,000
+46.5%over 7 years11 January 2010
£215,000
+220.9%over 10 years29 April 1999
£67,000
Median price across the last 5 sales in PO3 5BA: £248,000 (2023–2019).
Nearby sales in PO3 5BA
Versus other Keswick Avenue homes
6 Keswick Avenue outperforms the street on price per m² by a wide margin.
Price per m²
£2,941
Street avg £2,246
Floor Area
102 m²
Street avg 103 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
4.2 t/year
Street avg 4.2 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
0.1 km
Chichester Road — bus stop.
Closest school
0.1 km
Copnor Primary School. 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
51.2dB

Night-time· 23:00 – 07:00
40.5dB







