Flat 3, 11, Marrowbone Slip, Plymouth PL4 0HX

Detached flat · Built 2003-2006 · 50 m² · Boiler and radiators, mains gas

Upgrade Plan

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MeasureGrantNet costSaving / yrPaybackGrade effect
Low energy lighting(optional, beyond B)£15 – £30typical£54.2 yrs+0.3 pts
Band A condensing boiler(optional, beyond B)£2,500 – £2,600typical£7633.7 yrs+3.7 pts

Grants verified 20 August 2026. Costs are the register’s indicative ranges, except where marked typical, which this certificate did not price and which are taken instead from comparable homes of the same type. 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

£548
per year at grade B
£467
per year at grade B

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2009, states £331 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

24 October 2013£155,000
19 April 2010£147,000
3 March 2006£153,000

Estimated today: £226,107 HPI-indexed estimate, not a valuation

Marrowbone Slip: 99 sales since 1995 · £274,750 average over 10 years

Schools nearby

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

SchoolPhaseDistanceProgress
Holy Cross Catholic Primary SchoolPrimary0.2 mi
Mount Street Primary SchoolPrimary0.5 mi
Salisbury Road Primary SchoolPrimary0.5 mi
Plymouth High School for GirlsSecondary0.7 miProgress 8 +0.24 · above average (2023/24)
Millbay AcademySecondary1.0 miProgress 8 -0.51 · well below average (2023/24)
Lipson Co-operative AcademySecondary1.2 miProgress 8 +0.40 · 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.

27.2
crimes a month
299
in the last 12 months
Violence and sexual offences
most common · 35% of the total

Police.uk street-level data for LSOA E01015181, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Marrowbone Slip

How this home sits against its street.

49
graded homes
79.9
average score
B
most common grade
+3.1
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.