21 Lawrence Drive, Cobham, Gravesend DA12 3BU

Semi-Detached house · Built 1930-1949 · 134 m² · Owner-Occupied · Boiler and radiators, oil

Upgrade Plan

EC for £13,725 · £6,863 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Loft insulation£100 – £350£663.4 yrs+2.5 pts
Heating controls£350 – £450£507.9 yrs+1.9 pts
Cavity wall insulation£500 – £1,500£1039.7 yrs+4.0 pts · reaches D
Band A condensing boiler£2,200 – £3,000£8530.6 yrs+3.3 pts
Solar photovoltaic panels£3,500 – £5,500£12835.1 yrs+4.9 pts
Floor insulation£4,000 – £6,000£13836.1 yrs+5.3 pts · reaches C
Solar water heating(optional, beyond C)£4,000 – £6,000£10746.5 yrs+4.1 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

£2,025
per year at grade E
£1,346
per year at grade C

The full plan saves £572 a year — a 4.2% annual return on £13,725.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2023, states £2,220 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

No sale recorded for this address since 1995.

Lawrence Drive: 18 sales since 1995 · £455,000 average over 10 years

Schools nearby

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

SchoolPhaseDistanceProgress
Cobham Primary SchoolPrimaryunder 0.1 mi
Singlewell Primary SchoolPrimary1.7 mi
Meopham Community AcademyPrimary2.1 mi
Thamesview SchoolSecondary2.3 miProgress 8 -0.72 · well below average (2023/24)
Meopham SchoolSecondary2.3 miProgress 8 -0.40 · below average (2023/24)
Leigh Academy StroodSecondary2.8 miProgress 8 -0.17 · 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.

7.2
crimes a month
79
in the last 12 months
Violence and sexual offences
most common · 25% of the total

Police.uk street-level data for LSOA E01024302, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Lawrence Drive

How this home sits against its street.

24
graded homes
63.7
average score
D
most common grade
-14.7
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.