29 Lemsford Lane, Welwyn Garden City AL8 6YN

End-Terrace house · Built 1950-1966 · 76 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

DB for £11,240 · £5,620 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Low energy lighting£15£53.2 yrs+0.3 pts
Loft insulation£100 – £350£524.4 yrs+2.8 pts
Cavity wall insulation£500 – £1,500£8112.4 yrs+4.3 pts · reaches C
Floor insulation£4,000 – £6,000£10846.1 yrs+5.8 pts
Solar water heating£4,000 – £6,000£8450+ yrs+4.5 pts · reaches B
Solar photovoltaic panels(optional, beyond B)£5,000 – £8,000£10050+ yrs+5.4 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

£1,183
per year at grade D
£753
per year at grade B

The full plan saves £330 a year — a 2.9% annual return on £11,240.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2015, states £822 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

9 July 2019£340,000
1 September 2015£282,500
16 December 2005£146,000
17 December 1999£86,000
18 August 1999£65,500

Estimated today: £398,241 HPI-indexed estimate, not a valuation

Lemsford Lane: 133 sales since 1995 · £454,539 average over 10 years

Schools nearby

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

SchoolPhaseDistanceProgress
Applecroft SchoolPrimary0.4 mi
St John's Voluntary Aided Church of England Primary School, LemsfordPrimary0.4 mi
Our Lady Catholic Primary SchoolPrimary1.0 mi
Stanborough SchoolSecondary0.3 miProgress 8 +0.18 · average (2023/24)
Monk's Walk SchoolSecondary1.9 miProgress 8 +0.24 · above average (2023/24)
Ridgeway AcademySecondary2.0 miProgress 8 -0.47 · below 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.

16.5
crimes a month
181
in the last 12 months
Violence and sexual offences
most common · 45% of the total

Police.uk street-level data for LSOA E01023916, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Lemsford Lane

How this home sits against its street.

62
graded homes
67.6
average score
C
most common grade
-3.6
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.