Three Ways, The Common, Winchmore Hill, Amersham HP7 0PN

Detached house · Built 1930-1949 · 304 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

Get upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Floor insulation(optional, beyond C)£800 – £1,200£1865.4 yrs+3.0 pts
Cavity wall insulation(optional, beyond C)£500 – £1,500£1397.2 yrs+2.2 pts
Solar photovoltaic panels(optional, beyond C)£3,500 – £5,500£17226.1 yrs+2.8 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

£3,306
per year at grade C
£2,809
per year at grade C

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2022, states £1,963 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

14 July 2023£1,655,000
20 November 2014£1,175,000
19 October 2000£520,000

Estimated today: £1,728,333 HPI-indexed estimate, not a valuation

The Common: 41 sales since 1995 · £936,294 average over 10 years

Schools nearby

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

SchoolPhaseDistanceProgress
Curzon Church of England Combined SchoolPrimary1.0 mi
Coleshill Church of England Infant SchoolPrimary1.1 mi
Tylers Green First SchoolPrimary1.8 mi
Holmer Green Senior SchoolSecondary2.3 miProgress 8 +0.40 · above average (2023/24)
Sir William Ramsay SchoolSecondary2.4 miAttainment 8 35.4 · no Progress 8 published
Dr Challoner's Grammar SchoolSecondary2.8 miProgress 8 +1.18 · well 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.

6.3
crimes a month
69
in the last 12 months
Violence and sexual offences
most common · 61% of the total

Police.uk street-level data for LSOA E01017783, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

The Common

How this home sits against its street.

18
graded homes
62.3
average score
C
most common grade
+6.7
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.