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Get started20 Beresford Avenue is a semi-detached house in Barnet, London, London (N20 0AD). It has a recorded floor area of 130 m² (around 1399 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (June 2016) shows a C (score 69), just inside the C band. When first surveyed in June 2014 the rating was E, the property has climbed 2 bands since. Between certificates, wall efficiency went from Very Poor to Very Good, window efficiency went from Average to Good and lighting went from Very Poor to Very Good; while roof efficiency dropped from Average to Very Poor.
Sale prices here have outpaced London HPI: 11.5% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£571/sq ft) was about 49.7% above the typical sold price in the postcode. At 130 m² the property is well over the postcode median (95 m² across 27 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 78% of similar EPCs). 9 years since the last transfer (March 2017). Across the public record there are 5 sales, relatively high churn for a single property. 2 planning records sit against the property, 1 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved.
Planning history includes both a loft conversion and an extension — the classic family-home expansion.
Extension: Side and rear of property
Single storey side and rear extension
Price for 20 Beresford Avenue has grown more than fourfold since the 1999 starting point.
£831,000
Modelled from EPC, postcode comparables and a sale-price growth of 11.5% per year over 18 years.
£799,000
Growth on file: 11.5% per year over 18 years.
20 Beresford Avenue outperforms the street on epc rating by a wide margin.
Price per m²
£6,146
Street avg £4,989
Floor Area
130 m²
Street avg 113 m²
Habitable Rooms
5 rooms
Reported crime in the wider district is trending notably upward year-on-year.
Crime
4/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Beresford Avenue (N20) — bus stop.

Daytime· 07:00 – 23:00
51.1dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Window efficiency improved
Cavity wall insulation installed
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Hip to gable end and rear dormer window to facilitate a loft conversion
9 March 2017Most recent
£799,000
+53.7%over 1 year7 December 2015
£520,000
+111.0%over 10 years8 June 2005
£246,500
+8.1%over 1 year27 June 2003
£228,000
+101.8%over 4 years26 February 1999
£113,000
Median price across the last 5 sales in N20 0AD: £760,000 (2025–2022).
Street avg 5 rooms
CO₂ Emissions
4.4 t/year
Street avg 5.1 t/year
N20 0HB
Closest school
0.4 km
Sacred Heart Roman Catholic Primary School. 49 schools nearby.
Night-time· 23:00 – 07:00
41.0dB
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