100 Denmark Road, London SE5 9LB

Semi-Detached house · Built 1900-1929 · 157 m² · Unknown · Boiler and radiators, mains gas

Upgrade Plan

DC for £7,600 · £7,600 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Floor insulation£800 – £1,200£7014.2 yrs+4.3 pts
Room-in-roof insulation£1,500 – £2,700£9721.6 yrs+6.0 pts
Solar photovoltaic panels£3,500 – £5,500£6550+ yrs+4.0 pts · reaches C
Solid wall insulation(optional, beyond C)£4,000 – £14,000£7650+ yrs+4.7 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

£1,080
per year at grade D
£771
per year at grade C

The full plan saves £233 a year — a 3.1% annual return on £7,600.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2023, states £1,344 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

24 May 2024£1,100,000
9 August 2007£499,950
26 April 2002£325,000

Estimated today: £1,114,773 HPI-indexed estimate, not a valuation

Denmark Road: 465 sales since 1995 · £653,970 average over 10 years

Schools nearby

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

SchoolPhaseDistanceProgress
Crawford Primary SchoolPrimary0.2 mi
Loughborough Primary SchoolPrimary0.3 mi
St John the Divine Church of England Primary SchoolPrimary0.4 mi
Sacred Heart Catholic SchoolSecondary0.2 miProgress 8 +1.24 · well above average (2023/24)
Saint Gabriel's CollegeSecondary0.2 miProgress 8 +0.20 · average (2023/24)
Ark All Saints AcademySecondary0.3 miProgress 8 +0.44 · 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.

11.3
crimes a month
124
in the last 12 months
Anti-social behaviour
most common · 33% of the total

Police.uk street-level data for LSOA E01003182, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Denmark Road

How this home sits against its street.

478
graded homes
66.7
average score
C
most common grade
-9.7
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.