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Get started9 Thorndon Avenue is a five-bedroom detached house in West Horndon, Brentwood, Brentwood (CM13 3TT). It has a recorded floor area of 202 m² (around 2174 sq ft), construction records dating it to 1950-1966 and council tax band G. The latest certificate (November 2017) returns a high B (score 87), putting the home a stone's throw from an A rating. When first surveyed in February 2011 the rating was D, the property has climbed 2 bands since. Between certificates, wall efficiency went from Poor to Very Good, roof efficiency went from Good to Very Good and window efficiency went from Average to Very Good. The recommended improvements would push it to A (score 92).
Sale prices here have outpaced Brentwood HPI: 4.7% per year against 0% for the wider region. Today's modelled estimate of £803,000 is 27.5% above the 2019 sale price. At 202 m² the property is well over the postcode median (103 m² across 33 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the top 10% of properties in this postcode. 5 bedrooms is on the larger side for this postcode, where 3 is the typical count. Most recent transfer: December 2019 at £630,000. Across the public record there are 5 sales, relatively high churn for a single property. One historical planning record sits against the property in 2004.
9 Thorndon Avenue ranks among the most efficient homes in the postcode for energy use.
Demolition Of Existing Dwelling And Erection Of 25 No. 2 Bedroom Flats And 2 No. 1 Bedroom Flats (Outline Application)
9 Thorndon Avenue has more than doubled in price since the earliest registered sale in 1997.
£803,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.7% per year over 22 years.
£630,000
Growth on file: 4.7% per year over 22 years.
On epc rating, 9 Thorndon Avenue stands well clear of the street.
Price per m²
£3,119
Street avg £4,074
Floor Area
202 m²
Street avg 114 m²
CO₂ Emissions
2.3 t/year
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

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
High performance glazing installed
Cavity wall insulation installed
Roof insulation improved
Floor insulation added or improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
18 December 2019Most recent
£630,000
+37.0%over 7 years14 November 2012
£460,000
-23.3%over 9 years4 March 2003
£600,000
+81.8%over 3 years31 January 2000
£330,000
+45.1%over 2 years11 October 1997
£227,500
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
40 Thorndon Avenue West Horndon Brentwood
Sold Sept 2022
Street avg 5.3 t/year
Years Held
6 years
Street avg 9 years
CM13 3NL
Closest school
0.4 km
West Horndon Primary School. 2 schools nearby.
Night-time· 23:00 – 07:00
49.5dB
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