186 Grasmere Avenue, Wembley HA9 8TH

Semi-Detached house · Built 1930-1949 · 89 m² · Boiler and radiators, mains gas

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This certificate lists these measures but records the same score with and without them, so there is no saving or rating gain to attribute to any one of them. That usually means the assessment was incomplete — here the assessor recorded no heating system at all. The costs below are real; a fresh assessment would be the way to find the gain.

MeasureGrantNet costSaving / yrPaybackGrade effect
Solar water heating£4,000 – £6,000
Solid wall insulation£5,500 – £14,500
Solar photovoltaic panels£11,000 – £20,000

Grants verified 20 August 2026. Costs are the register’s indicative ranges.

Running costs

£1,188
per year at grade D

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2011, states £724 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

19 April 2004£235,000
26 June 1997£103,500

Estimated today: £584,211 HPI-indexed estimate, not a valuation

Grasmere Avenue: 226 sales since 1995 · £560,926 average over 10 years

Schools nearby

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

SchoolPhaseDistanceProgress
Preston Park Primary SchoolPrimary0.1 mi
Mount Stewart Junior SchoolPrimary0.3 mi
Mount Stewart Infant SchoolPrimary0.3 mi
St Gregory's Catholic Science CollegeSecondary0.6 miProgress 8 +0.73 · well above average (2023/24)
Wembley High Technology CollegeSecondary0.8 miProgress 8 +1.43 · well above average (2023/24)
Claremont High SchoolSecondary0.9 miProgress 8 +0.59 · 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.

7
crimes a month
63
in the last 12 months
Anti-social behaviour
most common · 25% of the total

Police.uk street-level data for LSOA E01000573, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Grasmere Avenue

How this home sits against its street.

143
graded homes
62.4
average score
D
most common grade
+4.6
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.