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Get started10 Cowper Avenue is a four-bedroom mid-terrace house in Newham, London, London (E6 1BJ). It has a recorded floor area of 118 m² (around 1270 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (July 2015) shows an E (score 52), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 79), a 2-band jump. The latest certificate is from July 2015, so improvements made since then won't be reflected. Other recorded features include a basement.
Sale prices here have outpaced London HPI: 9.8% per year against 0% for the wider region. Today's modelled estimate of £596,000 is 24.2% above the 2016 sale price. On a £-per-square-foot basis, the last sale (£378/sq ft) was about 113.4% above the typical sold price in the postcode. 3 planning records sit against the property, 3 approved, 0 refused. Past consents include an extension and a loft conversion, meaningful when judging how the property has evolved. It lags the bulk of the postcode on energy efficiency (less efficient than 77% of similar EPCs). Last changed hands 10 years ago, in April 2016.
10 Cowper Avenue's carbon output runs well above what efficient homes in the postcode produce.
This certificate is over 10 years old and is no longer valid.Expired 09 Jul 2025
10 Cowper Avenue has 2 separate extension applications on the council record.
Application for a lawful development certificate for the proposed construction of a rear dormer extension including three roof lights to the front elevation and a Juliet balcony to the rear.
Price for 10 Cowper Avenue has grown more than fourfold since the 2001 starting point.
£596,000
Modelled from EPC, postcode comparables and a sale-price growth of 9.8% per year over 15 years.
£480,000
Growth on file: 9.8% per year over 15 years.
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10 Cowper Avenue is notably below the street on epc rating.
Price per m²
£4,068
Street avg £2,313
Floor Area
118 m²
Street avg 126 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
Rail-style transport is unusually close for this postcode.
Crime
11/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Plashet School — bus stop.

Daytime· 07:00 – 23:00
52.9dB

Extension: Single storey · Rear of property
Application for prior approval for a householder single storey rear extension. The proposed extension would extend 3.3 metres beyond the rear wall of the original house, measure 3.00 metres in height at the eaves and 3.00 metres in height at the highest point of the extension.
1 more application for this property
Join to see all planning history.
15 April 2016Most recent
£480,000
+300.0%over 14 years12 June 2001
£120,000
Median price across the last 5 sales in E6 1BJ: £380,000 (2021–2017).
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CO₂ Emissions
6.3 t/year
Street avg 5.8 t/year
E6 1LS
Closest school
0.2 km
Plashet School. 80 schools nearby.
Night-time· 23:00 – 07:00
43.5dB