23a Sumatra Road, London NW6 1PS

Mid-Terrace flat · Built before 1900 · 52 m² · Rented (private) · Boiler and radiators, mains gas

Upgrade Plan

Get upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Low energy lighting(optional, beyond C)£30£310.7 yrs+0.1 pts
Floor insulation(optional, beyond C)£800 – £1,200£6415.6 yrs+2.3 pts
Shower heat recovery(optional, beyond C)£585 – £725£1150+ yrs+0.4 pts
Solid wall insulation(optional, beyond C)£4,000 – £14,000£6950+ yrs+2.4 pts
Double glazing(optional, beyond C)£3,300 – £6,500£2350+ yrs+0.8 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

£778
per year at grade C
£608
per year at grade C

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2013, states £502 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

27 April 2006£142,000
23 June 2005£249,999
12 October 2001£220,000

Estimated today: £297,672 HPI-indexed estimate, not a valuation

Sumatra Road: 407 sales since 1995 · £898,961 average over 10 years

Schools nearby

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

SchoolPhaseDistanceProgress
West Hampstead Primary SchoolPrimaryunder 0.1 mi
Emmanuel Church of England Primary SchoolPrimary0.2 mi
St Luke's Church of England SchoolPrimary0.5 mi
Hampstead SchoolSecondary0.5 miProgress 8 -0.46 · below average (2023/24)
Queens Park Community SchoolSecondary1.1 miProgress 8 +0.08 · average (2023/24)
St Augustine's Federated Schools: CE High SchoolSecondary1.2 miProgress 8 +0.11 · 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.

5.8
crimes a month
29
in the last 12 months
Violence and sexual offences
most common · 34% of the total

Police.uk street-level data for LSOA E01000971, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Sumatra Road

How this home sits against its street.

203
graded homes
65.7
average score
D
most common grade
+4.3
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.