13 Brooms Close, Welwyn Garden City AL8 7JA

Mid-Terrace house · Built 1950-1966 · 69 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

DB for £19,725 · £9,863 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Loft insulation£100 – £350£573.9 yrs+3.1 pts
Heating controls£350 – £450£449.1 yrs+2.4 pts
Band A condensing boiler£2,200 – £3,000£7435.1 yrs+4.0 pts
Floor insulation£4,000 – £6,000£12141.5 yrs+6.5 pts · reaches C
Solar water heating£4,000 – £6,000£9450+ yrs+5.0 pts
Solar photovoltaic panels£5,000 – £8,000£11250+ yrs+6.0 pts · reaches B

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

£1,379
per year at grade D
£878
per year at grade B

The full plan saves £501 a year — a 2.5% annual return on £19,725.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2018, states £889 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

14 June 2024£373,000
25 May 2018£350,000
22 April 2008£218,000
7 March 2002£134,950
9 June 1997£74,950

Estimated today: £388,350 HPI-indexed estimate, not a valuation

Brooms Close: 20 sales since 1995 · £416,786 average over 10 years

Schools nearby

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

SchoolPhaseDistanceProgress
Templewood Primary SchoolPrimary0.2 mi
Harwood Hill Junior Mixed Infant and Nursery SchoolPrimary0.4 mi
Homerswood Primary and Nursery SchoolPrimary0.4 mi
Monk's Walk SchoolSecondary0.7 miProgress 8 +0.24 · above average (2023/24)
Ridgeway AcademySecondary1.2 miProgress 8 -0.47 · below average (2023/24)
Stanborough SchoolSecondary1.6 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.

5.4
crimes a month
59
in the last 12 months
Violence and sexual offences
most common · 53% of the total

Police.uk street-level data for LSOA E01023961, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Brooms Close

How this home sits against its street.

16
graded homes
65.7
average score
D
most common grade
-9.7
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.