57a, Glenthorne Road, Barnet, London, N11 3HU
About 57a
57a is a semi-detached house in Barnet, London, London (N11 3HU). It has a recorded floor area of 71 m² (around 764 sq ft) and construction records dating it to 1900-1929. The latest certificate (April 2025) shows a C (score 69), just inside the C band. When first surveyed in April 2010 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor, window efficiency went from Average to Good and lighting went from Very Poor to Very Good; while roof efficiency dropped from Good to Very Poor.
Its energy rating outperforms most of the postcode (better than 76% of similar EPCs). Across 1997–2024, sale prices on this property compounded at 8.4% per year. On a £-per-square-foot basis, the last sale (£435/sq ft) was about 41% above the typical sold price in the postcode. Most recent transfer: May 2024 at £332,500.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
Window efficiency improved
Wall insulation improved
Planning history
57a has no planning applications on record.
Notable planning nearby
9applications of note in the surrounding area
We flagged 1 thing worth checking at 57a
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Signs of HMO activity in the area
30-day money-back guarantee
Sales history & valuation
Price for 57a has grown more than fourfold since the 1997 starting point.
£345,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.4% per year over 27 years.
£332,500
Growth on file: 8.4% per year over 27 years.
Sales timeline
2 May 2024Most recent
£332,500
+786.7%over 26 years22 May 1997
£37,500
Median price across the last 5 sales in N11 3HU: £630,000 (2025–2021).
Nearby sales in N11 3HU
61 Glenthorne Road, Barnet, London, N11 3HU
Sold Sept 2025
£750,00057 Glenthorne Road, Barnet, London, N11 3HU
Sold Apr 2023
£320,00025 Glenthorne Road, Barnet, London, N11 3HU
Sold Dec 2022
£12,31821 Glenthorne Road, Barnet, London, N11 3HU
Sold May 2022
£660,00011 Glenthorne Road, Barnet, London, N11 3HU
Sold Dec 2021
£630,000
Versus other Glenthorne Road homes
57a is notably below the street on years held.
Price per m²
£4,683
Street avg £3,288
Floor Area
71 m²
Street avg 50 m²
Habitable Rooms
4 rooms
Street avg 3 rooms
CO₂ Emissions
2.6 t/year
Street avg 2.5 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Stanford Road — bus stop.
Closest school
0.2 km
Holly Park Primary School. 58 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
52.1dB

Night-time· 23:00 – 07:00
43.2dB







