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Get started21 Belmont Avenue is a four-bedroom semi-detached house in Barnet (EN4 9JP). It has a recorded floor area of 187 m² (around 2013 sq ft), construction records dating it to 1930-1949 and council tax band F. The latest certificate (March 2021) shows a D (score 59), a step below the typical UK home. The recommended improvements would push it to C (score 74).
Sale prices here have outpaced Barnet HPI: 6.4% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£509/sq ft) was about 46% above the typical sold price in the postcode. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension and a porch, meaningful when judging how the property has evolved. At 187 m² it's 27.2% larger than the typical home in the postcode (147 m² median across 15 EPCs). Most recent transfer: June 2021 at £1,025,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
21 Belmont Avenue's carbon output runs well above what efficient homes in the postcode produce.
21 Belmont Avenue has been extended on multiple sides of the property across separate planning applications.
Extension: Single storey · Rear of property
First floor rear extension
Latest sale on 21 Belmont Avenue was the highest on Land Registry record across the postcode.
£1,068,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.4% per year over 20 years.
£1,025,000
Growth on file: 6.4% per year over 20 years.
Floor Area for 21 Belmont Avenue runs comfortably ahead of the street norm.
Price per m²
£5,481
Street avg £4,942
Floor Area
187 m²
Street avg 146 m²
Habitable Rooms
7 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
Park Road East Barnet — bus stop.

Daytime· 07:00 – 23:00
51.9dB

Extension: Side and rear of property
Single storey side and rear extension and new canopy over front entrance.
29 June 2021Most recent
£1,025,000
+245.1%over 19 years25 July 2001
£297,000
Median price across the last 5 sales in EN4 9JP: £860,000 (2025–2021).
Street avg 6 rooms
CO₂ Emissions
8.1 t/year
Street avg 7.4 t/year
EN4 9JT
Closest school
0.3 km
Danegrove Primary School. 31 schools nearby.
Night-time· 23:00 – 07:00
41.2dB
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