1 Westminster Fields, Harpenden AL5 3DZ

Detached house · 2016 · 247 m² · Unknown · Boiler and radiators, mains gas

Upgrade Plan

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MeasureGrantNet costSaving / yrPaybackGrade effect
Solar photovoltaic panels(optional, beyond B)£5,000 – £8,000£0+4.0 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

£1,093
per year at grade B

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2017, states £722 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

9 November 2018£1,280,000

Estimated today: £1,557,806 HPI-indexed estimate, not a valuation

Westminster Fields: 27 sales since 1995 · £1,081,352 average over 10 years

Schools nearby

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

SchoolPhaseDistanceProgress
Wood End SchoolPrimary0.2 mi
Roundwood Primary SchoolPrimary0.8 mi
The Lea Primary School and NurseryPrimary1.3 mi
Roundwood Park SchoolSecondary0.7 miProgress 8 +0.79 · well above average (2023/24)
St George's SchoolSecondary1.4 miProgress 8 +0.65 · well above average (2023/24)
Sir John Lawes SchoolSecondary1.7 miProgress 8 +0.79 · 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.

4
crimes a month
24
in the last 12 months
Violence and sexual offences
most common · 29% of the total

Police.uk street-level data for LSOA E01023694, to 2026-05. An LSOA holds about 1,500 people, so this covers far more than one street.

Westminster Fields

How this home sits against its street.

25
graded homes
85.8
average score
B
most common grade
+1.2
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.