Flat 3a, 20 Prince's Square, London W2 4NP

Mid-Terrace flat · Built 1900-1929 · 50 m² · Rented (Social) · Electric underfloor heating

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This certificate lists these measures but records the same score with and without them, so there is no saving or rating gain to attribute to any one of them. That usually means the assessment was incomplete — here the assessor recorded no heating system at all. The costs below are real; a fresh assessment would be the way to find the gain.

MeasureGrantNet costSaving / yrPaybackGrade effect
Draughtproofing£150 – £250

Grants verified 20 August 2026. Costs are the register’s indicative ranges.

Running costs

£1,008
per year at grade C
£996
per year at grade C

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2025, states £1,031 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

8 April 2015£828,000

Estimated today: £692,164 HPI-indexed estimate, not a valuation

Princes Square: 110 sales since 1995 · £1,443,059 average over 10 years

Schools nearby

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

SchoolPhaseDistanceProgress
Hallfield Primary SchoolPrimary0.3 mi
Fox Primary SchoolPrimary0.4 mi
St. Mary of the Angels Catholic Primary SchoolPrimary0.4 mi
Westminster AcademySecondary0.6 miProgress 8 -0.05 · average (2023/24)
Holland Park SchoolSecondary0.6 miProgress 8 +0.04 · average (2023/24)
Marylebone Boys' SchoolSecondary0.8 miProgress 8 +0.16 · 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.

16.9
crimes a month
169
in the last 12 months
Anti-social behaviour
most common · 25% of the total

Police.uk street-level data for LSOA E01004693, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Princes Square

How this home sits against its street.

126
graded homes
68.5
average score
C
most common grade
+1.5
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.