23 Ryedale, London SE22 0QW

Mid-Terrace flat · Built 1900-1929 · 44 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

DC for £4,800 · £4,800 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Low energy lighting£25£46.0 yrs+0.2 pts
Floor insulation£800 – £1,200£9510.5 yrs+3.9 pts
Flat roof insulation£850 – £1,500£7216.3 yrs+2.9 pts
Band A condensing boiler£2,200 – £3,000£5844.5 yrs+2.4 pts · reaches C
Solid wall insulation(optional, beyond C)£4,000 – £14,000£10350+ yrs+4.2 pts
Double glazing(optional, beyond C)£3,300 – £6,500£3450+ yrs+1.4 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

£936
per year at grade D
£569
per year at grade C

The full plan saves £230 a year — a 4.8% annual return on £4,800.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2019, states £590 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

30 June 2022£475,000
16 August 2019£425,000
31 July 2009£210,000
10 August 2007£238,000
11 January 2002£125,000
6 June 1997£49,995

Estimated today: £468,686 HPI-indexed estimate, not a valuation

Ryedale: 122 sales since 1995 · £806,666 average over 10 years

Schools nearby

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

SchoolPhaseDistanceProgress
Goodrich Community Primary SchoolPrimary0.3 mi
St Anthony's Catholic Primary SchoolPrimary0.5 mi
Heber Primary SchoolPrimary0.5 mi
Harris Boys' Academy East DulwichSecondary0.3 miProgress 8 +0.98 · well above average (2023/24)
Harris Girls' Academy East DulwichSecondary0.5 miProgress 8 +0.40 · above average (2023/24)
The Charter School East DulwichSecondary0.9 miProgress 8 +0.19 · 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.

11.8
crimes a month
118
in the last 12 months
Violence and sexual offences
most common · 32% of the total

Police.uk street-level data for LSOA E01004018, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Ryedale

How this home sits against its street.

43
graded homes
62.7
average score
D
most common grade
-2.7
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.