Flat 1, 12 Gleneldon Road, London SW16 2AY

End-Terrace flat · Built 1930-1949 · 111 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

DC for £3,800 · £3,800 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Heating controls£350 – £450£1163.4 yrs+2.7 pts
Floor insulation£800 – £6,000£31910.7 yrs+7.4 pts · reaches C
Solid wall insulation(optional, beyond C)£4,000 – £14,000£34426.1 yrs+8.0 pts

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

£1,565
per year at grade D
£786
per year at grade C

The full plan saves £435 a year — a 11.4% annual return on £3,800.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2017, states £1,018 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

1 December 2023£625,000
25 October 2018£549,950
30 November 2007£250,000
8 April 1999£80,500

Estimated today: £592,508 HPI-indexed estimate, not a valuation

Gleneldon Road: 325 sales since 1995

Schools nearby

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

SchoolPhaseDistanceProgress
Sunnyhill Primary SchoolPrimary0.3 mi
St Leonard's Church of England Primary SchoolPrimary0.3 mi
St Andrew's Catholic Primary SchoolPrimary0.4 mi
Bishop Thomas Grant Catholic Secondary SchoolSecondary0.5 miProgress 8 +0.74 · well above average (2023/24)
Graveney SchoolSecondary1.1 miProgress 8 +0.74 · well above average (2023/24)
St Joseph's CollegeSecondary1.1 miProgress 8 +0.04 · 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.

25.6
crimes a month
282
in the last 12 months
Violence and sexual offences
most common · 32% of the total

Police.uk street-level data for LSOA E01003120, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Gleneldon Road

How this home sits against its street.

256
graded homes
64.2
average score
D
most common grade
-2.2
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.