1b Grummant Road, London SE15 5NQ

Detached flat · Pre-1900 · 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
Double glazing£1,200 – £4,900typical
Solid wall insulation£9,000typical

Grants verified 20 August 2026. Costs are the register’s indicative ranges, except where marked typical, which this certificate did not price and which are taken instead from comparable homes of the same type.

Running costs

£317
per year at grade C

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.

Grummant Road: 14 sales since 1995 · £668,750 average over 10 years

Schools nearby

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

SchoolPhaseDistanceProgress
St James the Great Roman Catholic Primary SchoolPrimary0.1 mi
Oliver Goldsmith Primary SchoolPrimary0.2 mi
Harris Primary Academy Peckham ParkPrimary0.5 mi
Harris Academy PeckhamSecondaryunder 0.1 miProgress 8 +0.29 · above average (2023/24)
The St Thomas the Apostle CollegeSecondary0.8 miProgress 8 +1.45 · well above average (2023/24)
Ark Walworth AcademySecondary1.0 miProgress 8 +0.18 · 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.

20.9
crimes a month
230
in the last 12 months
Violence and sexual offences
most common · 33% of the total

Police.uk street-level data for LSOA E01004066, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Grummant Road

How this home sits against its street.

19
graded homes
64.1
average score
C
most common grade
+12.9
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.