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Get started33 St Margarets Avenue is a three-bedroom semi-detached house in Barnet, London, London (N20 9LL). It has a recorded floor area of 187 m² (around 2013 sq ft), construction records dating it to 1930-1949 and council tax band E. The latest certificate (October 2021) shows a C (score 73). The recommended improvements would push it to B (score 83).
Held since March 2000 — that's 26 years off the open market, well above the local norm. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. At 187 m² the property is well over the postcode median (106 m² across 21 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 86% of similar EPCs). Today's modelled estimate of £963,000 sits 384% above the 2000 sale of £198,950. On a £-per-square-foot basis, the last sale (£99/sq ft) was about 73.5% below the postcode norm. 2 planning records sit against the property, 1 approved, 0 refused. Past consents include an extension and a porch, meaningful when judging how the property has evolved.
Extension: Part single, part two storey · Side and rear of property
Part single, part two storey side and rear extension including juliette balcony to rear at first floor level. New raised terrace and steps to rear. Roof extension involving rear dormer window with juliette balcony and 2no. rooflights to front to facilitate a loft conversion. New porch canopy.
33 St Margarets Avenue's modelled value sits at over four times its earliest registered sale price (2000).
£963,000
Modelled from EPC, postcode comparables.
£198,950
Recorded with HM Land Registry.
Price per m² for 33 St Margarets Avenue lags the street by a wide margin.
Price per m²
£1,064
Street avg £5,696
Floor Area
187 m²
Street avg 115 m²
Habitable Rooms
6 rooms
Rail-style transport is unusually close for this postcode.
Crime
4/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Athenaeum Road — bus stop.

Daytime· 07:00 – 23:00
50.6dB

Roof extension involving hip to gable, rear dormer window with juliette balcony and 2no. rooflights to front to facilitate a loft conversion.
24 March 2000Most recent
£198,950
Median price across the last 5 sales in N20 9LL: £772,000 (2023–2020).
Street avg 5 rooms
CO₂ Emissions
5.2 t/year
Street avg 5.5 t/year
N20 9BX
Closest school
0.5 km
Alma Primary. 45 schools nearby.
Night-time· 23:00 – 07:00
42.1dB
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