19a Wellesley Road, Harrow HA1 1QL

Not Recorded flat · Built 1900-1929 · 68 m² · Rented (Social) · No system present: electric heaters assumed

Upgrade Plan

GC for £22,530 · £5,633 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Hot water cylinder insulation£20 – £40£3850.1 yrs+8.2 pts
Draughtproofing£150 – £250£3800.5 yrs+8.1 pts · reaches F
Loft insulation£900 – £1,200£2154.9 yrs+4.6 pts
Change of heating system£3,500 – £10,000£1,2865.2 yrs+27.3 pts · reaches D
Solid wall insulation£7,500 – £11,000£48719.0 yrs+10.4 pts
Double glazing£4,500 – £6,000£16332.2 yrs+3.5 pts · reaches C

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

£3,656
per year at grade G
£740
per year at grade C

The full plan saves £2,916 a year — a 12.9% annual return on £22,530.

Energy costs as modelled on the certificate, not a bill. This fuel has too few recent certificates to restate at today's prices.

Sold prices

No sale recorded for this address since 1995.

Wellesley Road: 114 sales since 1995 · £383,155 average over 10 years

Schools nearby

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

SchoolPhaseDistanceProgress
Norbury SchoolPrimaryunder 0.1 mi
Saint Jerome Church of England Bilingual SchoolPrimary0.3 mi
Marlborough Primary SchoolPrimary0.4 mi
Harrow High SchoolSecondary0.5 miProgress 8 +0.62 · well above average (2023/24)
Whitmore High SchoolSecondary1.0 miProgress 8 +0.75 · well above average (2023/24)
The Sacred Heart Language CollegeSecondary1.1 miProgress 8 +0.56 · 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.

15.6
crimes a month
172
in the last 12 months
Violence and sexual offences
most common · 30% of the total

Police.uk street-level data for LSOA E01002128, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Wellesley Road

How this home sits against its street.

68
graded homes
66.1
average score
C
most common grade
-57.1
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.