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Get started31 Grenfell Avenue is a three-bedroom semi-detached house in Hornchurch (RM12 4DN). It has a recorded floor area of 112 m² (around 1206 sq ft), construction records dating it to 1930-1949 and council tax band E. The latest certificate (April 2019) shows a D (score 56), a step below the typical UK home. The recommended improvements would push it to C (score 79). Our model identifies extension potential, subject to local planning policy.
Today's modelled estimate of £585,000 is 17% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£415/sq ft) was about 45.7% above the typical sold price in the postcode. 4 planning records sit against the property, 0 approved, 0 refused. Last sale on file: £500,000 in August 2020.
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
Extension: Part single, part two storey · Side and rear of property
Part two storey, part single storey side extension combined with a single storey rear infill extension involving demolition of existing attached garage and addition of front porch
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£585,000
Modelled from EPC, postcode comparables.
£500,000
Recorded with HM Land Registry.
Habitable Rooms for 31 Grenfell Avenue runs comfortably ahead of the street norm.
Price per m²
£4,464
Street avg £4,071
Floor Area
112 m²
Street avg 101 m²
Habitable Rooms
6 rooms
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
0.1 km

Daytime· 07:00 – 23:00
52.2dB

Extension: Part single, part two storey · Side and rear of property
Part two storey and part single storey side extension and single storey rear extension, single storey front extension and conversion of garage to habitable room
2 more applications for this property
Join to see all planning history.
3 August 2020Most recent
£500,000
Median price across the last 5 sales in RM12 4DN: £470,000 (2024–2023).
Street avg 5 rooms
CO₂ Emissions
5.7 t/year
Street avg 5.4 t/year
RM12 4NT
Hayburn Way — bus stop.
Closest school
0.4 km
Harrow Lodge Primary School. 41 schools nearby.
Night-time· 23:00 – 07:00
42.8dB
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