1 Lanrick Copse, Berkhamsted HP4 2UJ

Detached house · Built 1976-1982 · 170 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

DB for £18,500 · £9,250 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Heating controls£350 – £450£1153.5 yrs+2.1 pts
Cavity wall insulation£500 – £1,500£2364.2 yrs+4.2 pts
Band A condensing boiler£2,200 – £3,000£19413.4 yrs+3.5 pts
Solar photovoltaic panels£3,500 – £5,500£29315.4 yrs+5.2 pts · reaches C
Floor insulation£4,000 – £6,000£31615.8 yrs+5.6 pts
Solar water heating£4,000 – £6,000£24620.4 yrs+4.4 pts · reaches B

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

£2,988
per year at grade D
£1,587
per year at grade B

The full plan saves £1,401 a year — a 7.6% annual return on £18,500.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2025, states £2,484 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

13 January 2005£663,750

Estimated today: £1,465,721 HPI-indexed estimate, not a valuation

Lanrick Copse: 5 sales since 1995

Schools nearby

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

SchoolPhaseDistanceProgress
Swing Gate Infant School and NurseryPrimary0.8 mi
Potten End CofE Primary SchoolPrimary0.9 mi
Victoria Church of England Infant and Nursery SchoolPrimary0.9 mi
Ashlyns SchoolSecondary1.2 miProgress 8 +0.36 · above average (2023/24)
John F Kennedy Catholic SchoolSecondary2.0 miProgress 8 +0.15 · average (2023/24)
Laureate AcademySecondary2.8 miProgress 8 -0.22 · below 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.

6.1
crimes a month
61
in the last 12 months
Burglary
most common · 31% of the total

Police.uk street-level data for LSOA E01023362, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Lanrick Copse

How this home sits against its street.

3
graded homes
63
average score
D
most common grade
-5.0
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.