Flat 4, 236, Sumner Road, London SE15 5GA

Detached flat · Built 1983-1990 · 47 m² · Boiler and radiators, mains gas

Upgrade Plan

Get upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Band A condensing boiler(optional, beyond B)£2,500 – £2,600typical£7633.6 yrs+4.0 pts

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. 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

£548
per year at grade B
£472
per year at grade B

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2010, states £337 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

No sale recorded for this address since 1995.

Sumner Road: 277 sales since 1995 · £433,937 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
Harris Primary Academy Peckham ParkPrimary0.3 mi
Angel Oak AcademyPrimary0.3 mi
Harris Academy PeckhamSecondary0.2 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 AcademySecondary0.8 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.

9.8
crimes a month
98
in the last 12 months
Violence and sexual offences
most common · 26% of the total

Police.uk street-level data for LSOA E01004013, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Sumner Road

How this home sits against its street.

298
graded homes
78.2
average score
C
most common grade
+3.8
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.