100 Maple Grove, Welwyn Garden City AL7 1NW

Semi-Detached house · Built 1900-1929 · 109 m² · Boiler and radiators, mains gas

Upgrade Plan

Get upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Cavity wall insulation(optional, beyond D)£100 – £300£1002.0 yrs+2.2 pts
Low energy lighting(optional, beyond D)£25£64.3 yrs+0.1 pts
Solar photovoltaic panels(optional, beyond D)£11,000 – £20,000£12450+ yrs+2.7 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

£1,585
per year at grade D
£1,355
per year at grade D

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2011, states £953 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

10 February 2012£270,000
14 July 2008£285,000
20 December 1996£25,961

Estimated today: £501,429 HPI-indexed estimate, not a valuation

Maple Grove: 67 sales since 1995 · £392,463 average over 10 years

Schools nearby

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

SchoolPhaseDistanceProgress
Waterside AcademyPrimary0.3 mi
The Holy Family Catholic Primary SchoolPrimary0.3 mi
St John's CofE Primary SchoolPrimary0.5 mi
Ridgeway AcademySecondary0.8 miProgress 8 -0.47 · below average (2023/24)
Monk's Walk SchoolSecondary1.1 miProgress 8 +0.24 · above average (2023/24)
Stanborough SchoolSecondary1.9 miProgress 8 +0.18 · 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.

14.2
crimes a month
156
in the last 12 months
Violence and sexual offences
most common · 40% of the total

Police.uk street-level data for LSOA E01023915, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Maple Grove

How this home sits against its street.

60
graded homes
69.8
average score
C
most common grade
-6.8
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.