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Get started40 Thorndon Avenue is a three-bedroom semi-detached house in West Horndon, Brentwood, Brentwood (CM13 3TT). It has a recorded floor area of 87 m² (around 936 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (January 2022) shows an E (score 43), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 86), a 3-band jump. Our model identifies extension potential, subject to local planning policy.
At 87 m² it's 17.9% smaller than the typical home in the postcode (106 m² median across 33 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 73% of similar EPCs). On a £-per-square-foot basis, the last sale (£486/sq ft) was about 70.9% above the typical sold price in the postcode. Last sale on file: £455,000 in September 2022. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
40 Thorndon Avenue's carbon output runs well above what efficient homes in the postcode produce.
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£486,000
Modelled from EPC, postcode comparables.
£455,000
Recorded with HM Land Registry.
40 Thorndon Avenue outperforms the street on price per m² by a wide margin.
Price per m²
£5,230
Street avg £3,993
Floor Area
87 m²
Street avg 117 m²
Habitable Rooms
5 rooms
Rail-style transport is unusually close for this postcode.
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.7 km
Clavering Gardens — bus stop.

Daytime· 07:00 – 23:00
55.5dB

29 September 2022Most recent
£455,000
Median price across the last 5 sales in CM13 3TT: £660,000 (2025–2022).
60 Thorndon Avenue West Horndon Brentwood
Sold Jun 2025
7 Thorndon Avenue West Horndon Brentwood
Sold Oct 2024
54 Thorndon Avenue West Horndon Brentwood
Sold Aug 2024
5 Thorndon Avenue West Horndon Brentwood
Sold Aug 2024
30 Thorndon Avenue West Horndon Brentwood
Sold Jan 2022
Street avg 5 rooms
CO₂ Emissions
6.8 t/year
Street avg 5.2 t/year
CM13 3DB
Closest school
0.4 km
West Horndon Primary School. 2 schools nearby.
Night-time· 23:00 – 07:00
49.5dB
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