5 Lumbards, Welwyn Garden City AL7 1PH

Semi-Detached house · Built 1950-1966 · 154 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

CB for £7,500 · £7,500 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Heating controls£350 – £450£517.8 yrs+1.8 pts
Band A condensing boiler£2,200 – £3,000£8729.9 yrs+3.0 pts
Solar photovoltaic panels£3,500 – £5,500£13134.4 yrs+4.5 pts · reaches B
Solar water heating(optional, beyond B)£4,000 – £6,000£11045.6 yrs+3.8 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

£1,615
per year at grade C
£1,236
per year at grade B

The full plan saves £269 a year — a 3.6% annual return on £7,500.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2024, states £1,741 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

25 October 2024£585,000
28 May 1999£110,000
31 July 1995£30,750

Estimated today: £611,536 HPI-indexed estimate, not a valuation

Lumbards: 25 sales since 1995 · £471,813 average over 10 years

Schools nearby

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

SchoolPhaseDistanceProgress
The Holy Family Catholic Primary SchoolPrimary0.1 mi
Waterside AcademyPrimary0.2 mi
St John's CofE Primary SchoolPrimary0.6 mi
Ridgeway AcademySecondary0.7 miProgress 8 -0.47 · below average (2023/24)
Monk's Walk SchoolSecondary1.3 miProgress 8 +0.24 · above average (2023/24)
Stanborough SchoolSecondary2.0 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.

10.7
crimes a month
118
in the last 12 months
Violence and sexual offences
most common · 56% of the total

Police.uk street-level data for LSOA E01023914, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Lumbards

How this home sits against its street.

22
graded homes
68.1
average score
C
most common grade
+4.9
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.