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Get started148 Westpole Avenue is a semi-detached house in Cockfosters, Barnet, Barnet (EN4 0AR). It has a recorded floor area of 155 m² (around 1668 sq ft), construction records dating it to 1900-1929 and council tax band G. The latest certificate (December 2025) shows a C (score 69), just inside the C band. When first surveyed in December 2015 the rating was D, the property has climbed 1 band since. Between certificates, lighting went from Good to Very Good; while roof efficiency dropped from Good to Average and window efficiency dropped from Good to Average. This certificate was lodged in the last six months, so the rating reflects current condition.
Sale prices here have outpaced Barnet HPI: 2.1% per year against 0% for the wider region. Today's modelled estimate of £1,328,000 is 49.2% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£533/sq ft) was about 20.5% above the typical sold price in the postcode. At 155 m² it's 18.3% larger than the typical home in the postcode (131 m² median across 11 EPCs). On energy efficiency it sits in the top 10% of properties in this postcode. 3 planning records sit against the property, 3 approved, 0 refused. Past consents include HMO conversion, an extension and a loft conversion, meaningful when judging how the property has evolved. Last sale on file: £890,000 in March 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
148 Westpole Avenue ranks among the most efficient homes in the postcode for energy use.
Change of use from Use Class C3 (dwelling house) to Use Class C4 (HMO-house in multiple occupation) (RETROSPECTIVE).
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£1,328,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.1% per year over 5 years.
£890,000
Growth on file: 2.1% per year over 5 years.
On epc rating, 148 Westpole Avenue stands well clear of the street.
Price per m²
£5,742
Street avg £4,744
Floor Area
155 m²
Street avg 152 m²
Habitable Rooms
8 rooms
Street avg 6 rooms
Rail-style transport is unusually close for this postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Freston Gardens — bus stop.

Daytime· 07:00 – 23:00
50.2dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Windows upgraded, improving insulation
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Extension: Single storey · Side of property
Single storey side infill extension with outbuilding to rear.
1 more application for this property
Join to see all planning history.
12 March 2021Most recent
£890,000
+11.1%over 4 years18 March 2016
£801,000
Median price across the last 5 sales in EN4 0AR: £1,250,000 (2023–2020).
116 Westpole Avenue Cockfosters Barnet
Sold Aug 2023
136 Westpole Avenue Cockfosters Barnet
Sold Nov 2022
114 Westpole Avenue Cockfosters Barnet
Sold Oct 2021
140a Westpole Avenue Cockfosters Barnet
Sold Jan 2020
144 Westpole Avenue Cockfosters Barnet
Sold Jan 2016
CO₂ Emissions
4.9 t/year
Street avg 8.0 t/year
EN4 0AQ
Closest school
0.4 km
Southgate School. 28 schools nearby.
Night-time· 23:00 – 07:00
42.2dB
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