3 Dunoon Gardens, Devonshire Road, London SE23 3NH

Mid-Terrace maisonette · Built 1900-1929 · 70 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

Get upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Floor insulation(optional, beyond C)£800 – £1,200£1019.9 yrs+3.4 pts
Solid wall insulation(optional, beyond C)£4,000 – £14,000£11050+ yrs+3.6 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

£837
per year at grade C
£626
per year at grade C

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2021, states £513 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

29 September 2021£518,000
28 August 2015£482,000
9 December 2013£369,000
13 April 2010£266,595
16 February 2007£249,995
16 June 2005£215,000
4 May 1999£74,500

Estimated today: £544,063 HPI-indexed estimate, not a valuation

Dunoon Gardens: 29 sales since 1995 · £544,500 average over 10 years

Schools nearby

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

SchoolPhaseDistanceProgress
Fairlawn Primary SchoolPrimary0.2 mi
Dalmain Primary SchoolPrimary0.3 mi
Horniman Primary SchoolPrimary0.4 mi
Harris Girls' Academy East DulwichSecondary0.8 miProgress 8 +0.40 · above average (2023/24)
Sydenham SchoolSecondary0.9 miProgress 8 +0.10 · average (2023/24)
Harris Boys' Academy East DulwichSecondary1.0 miProgress 8 +0.98 · 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.

8.5
crimes a month
85
in the last 12 months
Violence and sexual offences
most common · 38% of the total

Police.uk street-level data for LSOA E01003262, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Dunoon Gardens

How this home sits against its street.

12
graded homes
56.4
average score
D
most common grade
+15.6
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.