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Get started51 Gordon Avenue is an end-of-terrace house in Hornchurch (RM12 4EA). It has a recorded floor area of 13 m² (around 140 sq ft), construction records dating it to 1950-1966 and council tax band D. At 13 m² this is the smallest unit on EPC record across the building (13–160 m²). The building's EPC ratings span E to C across 24 units on file. The latest certificate (May 2023) shows a D (score 55), a step below the typical UK home. When first surveyed in January 2016 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Good, window efficiency went from Average to Good and lighting went from Good to Very Good; while roof efficiency dropped from Good to Very Poor and hot-water efficiency dropped from Good to Very Poor. The recommended improvements would push it to C (score 76). Main heating runs on electricity.
Today's modelled estimate of £263,000 is 41.2% below the 2022 sale of £447,500, below the original sale price, which typically signals condition or completion-status changes worth verifying. On a £-per-square-foot basis, the last sale (£3,198/sq ft) was about 908.9% above the typical sold price in the postcode. At 13 m² it sits well below the postcode median (93 m² across 23 EPCs), making it one of the more compact homes locally. 3 planning records sit against the property, 0 approved, 0 refused. Most recent transfer: October 2022 at £447,500. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Planning history includes both a loft conversion and an extension — the classic family-home expansion.
The construction of two dormer windows, one in each flank elevation. APP/B5480/C/23/3336154
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£263,000
Modelled from EPC, postcode comparables.
£447,500
Recorded with HM Land Registry.
Reported crime in the wider district is trending notably upward year-on-year.
Crime
8/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km

Daytime· 07:00 – 23:00
50.4dB

Changes detected from historical EPC data
Heating system changed
Changed to a more efficient fuel source
Heating controls changed
Hot water system changed
Windows upgraded, improving insulation
Wall insulation improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Certificate of lawfulness for a loft conversion with two side dormers and roof light to front
1 more application for this property
Join to see all planning history.
7 October 2022Most recent
£447,500
Median price across the last 5 sales in RM12 4EA: £492,000 (2025–2021).
RM12 4SQ
Chestnut Avenue (RM12) — bus stop.
Closest school
0.5 km
Harrow Lodge Primary School. 43 schools nearby.
Night-time· 23:00 – 07:00
41.2dB
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