17a Maley Avenue, London SE27 9BY

Mid-Terrace flat · Built 1900-1929 · 77 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

DC for £12,415 · £12,415 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Low energy lighting£15£111.3 yrs+0.3 pts
Floor insulation£800 – £6,000£25613.3 yrs+6.6 pts
Solid wall insulation£4,000 – £14,000£27732.5 yrs+7.1 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

£1,359
per year at grade D
£814
per year at grade C

The full plan saves £545 a year — a 4.4% annual return on £12,415.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2023, states £1,692 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

26 September 2023£589,000
9 May 2014£420,000
28 September 2007£288,500
11 November 2005£220,000
19 July 2002£162,000

Estimated today: £536,503 HPI-indexed estimate, not a valuation

Maley Avenue: 78 sales since 1995 · £555,677 average over 10 years

Schools nearby

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

SchoolPhaseDistanceProgress
Rosendale Primary SchoolPrimary0.4 mi
Fenstanton Primary SchoolPrimary0.5 mi
Streatham Wells PrimaryPrimary0.6 mi
The Elmgreen SchoolSecondaryunder 0.1 miProgress 8 -0.37 · below average (2023/24)
City Heights E-ACT AcademySecondary0.5 miProgress 8 -0.37 · below average (2023/24)
Kingsdale Foundation SchoolSecondary1.0 miProgress 8 +0.68 · 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.

20.8
crimes a month
229
in the last 12 months
Violence and sexual offences
most common · 25% of the total

Police.uk street-level data for LSOA E01003164, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Maley Avenue

How this home sits against its street.

33
graded homes
64.8
average score
D
most common grade
-3.8
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.