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Get started15 Ashbourne Avenue is a four-bedroom semi-detached house in Barnet, London, London (N20 0AL). It has a recorded floor area of 68 m² (around 732 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (April 2017) shows an E (score 48), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 77), a 2-band jump. Other recorded features include a basement.
Sale prices here have outpaced London HPI: 7.1% per year against 0% for the wider region. Today's modelled estimate of £700,000 is 41.4% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£676/sq ft) was about 50.3% above the typical sold price in the postcode. 2 planning records sit against the property, 1 approved, 0 refused. Past consents include an extension and partial demolition, 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). Most recent transfer: February 2020 at £495,000.
Recommended upgrades on file would lift this property by multiple EPC bands.
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
15 Ashbourne Avenue has more than quadrupled in price since its earliest registered sale in 1998.
£700,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.1% per year over 21 years.
£495,000
Growth on file: 7.1% per year over 21 years.
On co₂ emissions, 15 Ashbourne Avenue runs well behind the street norm.
Price per m²
£7,279
Street avg £6,073
Floor Area
68 m²
Street avg 79 m²
Habitable Rooms
5 rooms
Street avg 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
0.2 km
Beresford Avenue (N20) — bus stop.

Daytime· 07:00 – 23:00
51.5dB

Extension: Part single, part two storey · Rear of property
Part single, part two storey rear extension with patio area following demolition of existing single storey addition
Roof extension involving hip to gable, rear dormer window with juliette balcony, 2no front facing rooflights and new side gable window. New front porch
17 February 2020Most recent
£495,000
+330.4%over 21 years22 December 1998
£115,000
Median price across the last 5 sales in N20 0AL: £575,000 (2024–2017).
CO₂ Emissions
4.8 t/year
Street avg 3.8 t/year
N20 0FR
Closest school
0.5 km
St Andrew the Apostle Greek Orthodox School. 47 schools nearby.
Night-time· 23:00 – 07:00
41.0dB
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