511 Long Chaulden, Hemel Hempstead HP1 2NP

Semi-Detached flat · Built 1967-1975 · 64 m² · Owner-Occupied · Electric storage heaters

Upgrade Plan

Get upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Hot water cylinder insulation(optional, beyond C)£15 – £30£860.3 yrs+2.4 pts
Low energy lighting(optional, beyond C)£25£45.7 yrs+0.1 pts
Shower heat recovery(optional, beyond C)£585 – £725£1739.6 yrs+0.5 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

£1,072
per year at grade C
£965
per year at grade C

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2022, states £711 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

12 June 2024£220,000
1 September 2017£200,000
10 November 2004£136,000
11 June 1999£65,000

Estimated today: £216,494 HPI-indexed estimate, not a valuation

Long Chaulden: 295 sales since 1995 · £331,686 average over 10 years

Schools nearby

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

SchoolPhaseDistanceProgress
Micklem Primary SchoolPrimaryunder 0.1 mi
Oakleaf PrimaryPrimary0.5 mi
St Cuthbert Mayne Voluntary Catholic Junior AcademyPrimary0.5 mi
John F Kennedy Catholic SchoolSecondary0.3 miProgress 8 +0.15 · average (2023/24)
Laureate AcademySecondary0.5 miProgress 8 -0.22 · below average (2023/24)
The Hemel Hempstead SchoolSecondary0.8 miProgress 8 -0.14 · 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.

22.1
crimes a month
243
in the last 12 months
Violence and sexual offences
most common · 28% of the total

Police.uk street-level data for LSOA E01023429, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Long Chaulden

How this home sits against its street.

257
graded homes
68.1
average score
C
most common grade
+5.9
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.