Flat 4, 21, Warple Way, London W3 0BD

Semi-Detached flat · Built 2007-2011 · 48 m² · Owner-Occupied · Room heaters, electric

Upgrade Plan

Get upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
High-retention storage heaters(optional, beyond B)£1,200 – £200£1056.7 yrs+4.6 pts
Shower heat recovery(optional, beyond B)£725£950+ yrs+0.4 pts

Grants verified 20 August 2026. Costs are the register’s indicative ranges. Savings are restated at the fuel prices assumed in July 2026. Points per measure are estimated from 19.9 million certificates and rescaled to this home’s own certificate delta; the total is the register’s figure.

Running costs

£527
per year at grade B
£413
per year at grade B

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2019, states £322 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

29 June 2022£300,000
23 December 2014£247,000

Estimated today: £297,193 HPI-indexed estimate, not a valuation

Warple Way: 197 sales since 1995 · £493,113 average over 10 years

Schools nearby

The schools’ own performance — Progress 8 shows value added, not just raw results.

SchoolPhaseDistanceProgress
Ark Byron Primary AcademyPrimary0.2 mi
Southfield Primary SchoolPrimary0.3 mi
Wendell Park Primary SchoolPrimary0.3 mi
Ark Soane AcademySecondary0.9 miNot in the KS4 performance tables
Hammersmith AcademySecondary0.9 miProgress 8 +0.25 · above average (2023/24)
Phoenix AcademySecondary1.0 miProgress 8 +0.87 · well above average (2023/24)

Schools from the DfE register, performance from the KS4 performance tables. Progress 8 is a GCSE measure, so primaries have none. Distance is straight-line from the postcode, not a catchment: admission is decided by the school, not by us.

Area context

Police-recorded crime for the wider neighbourhood, not this address. We grade homes, never neighbourhoods — so this is reported as a count, not a rating.

24
crimes a month
264
in the last 12 months
Violence and sexual offences
most common · 30% of the total

Police.uk street-level data for LSOA E01001381, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Warple Way

How this home sits against its street.

249
graded homes
79.5
average score
B
most common grade
+2.5
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.