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Get started30 Westpole Avenue is a four-bedroom semi-detached house in Cockfosters, Barnet, Barnet (EN4 0AY). It has a recorded floor area of 155 m² (around 1668 sq ft), construction records dating it to 1930-1949 and council tax band F. The latest certificate (January 2025) 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 2014. Between certificates, lighting went from Good to Very Good; while window efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 82), a 2-band jump. Other recorded features include a loft. Records show the property has been extended at some point in its history.
Sale prices here have outpaced Barnet HPI: 6.1% per year against 0% for the wider region. Today's modelled estimate of £922,000 is 39.1% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£397/sq ft) was about 22.8% below the postcode norm. At 155 m² the property is well over the postcode median (113 m² across 21 EPCs), placing it in the larger end of the local stock. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. 10 years since the last transfer (November 2015).
30 Westpole Avenue's carbon output runs well above what efficient homes in the postcode produce.
Extension: Single storey · Rear of property
Erection of replacement garage at rear and single storey rear extension.
Sale price has at least doubled since 2002.
£922,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.1% per year over 13 years.
£663,000
Growth on file: 6.1% per year over 13 years.
CO₂ Emissions for 30 Westpole Avenue lags the street by a wide margin.
Price per m²
£4,277
Street avg £5,788
Floor Area
155 m²
Street avg 123 m²
Habitable Rooms
6 rooms
Rail-style transport is unusually close for this postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
Peace Close — bus stop.

Daytime· 07:00 – 23:00
49.5dB

Changes detected from historical EPC data
Windows upgraded, improving insulation
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Alterations to roof to form a gable end with side window.
27 November 2015Most recent
£663,000
+117.4%over 13 years26 September 2002
£305,000
Median price across the last 5 sales in EN4 0AY: £755,000 (2025–2022).
Street avg 5 rooms
CO₂ Emissions
6.9 t/year
Street avg 5.5 t/year
EN4 0HT
Closest school
0.1 km
Southgate School. 26 schools nearby.
Night-time· 23:00 – 07:00
41.3dB
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