18 Coed Leddyn, Caerphilly CF83 2NF

Detached bungalow · Built 1967-1975 · 119 m² · Owner-occupied · Boiler and radiators, mains gas

Upgrade Plan

DB for £21,760 · £10,880 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Loft insulation£100 – £350£743.0 yrs+2.4 pts
Low energy lighting£35£75.1 yrs+0.2 pts
Floor insulation£800 – £1,200£1566.4 yrs+5.1 pts
Heating controls£350 – £450£577.0 yrs+1.8 pts
Cavity wall insulation£500 – £1,500£1168.6 yrs+3.8 pts · reaches C
Band A condensing boiler£2,200 – £3,000£9627.2 yrs+3.1 pts
Solar water heating£4,000 – £6,000£12141.3 yrs+3.9 pts
Solar photovoltaic panels£9,000 – £14,000£14450+ yrs+4.7 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

£1,941
per year at grade D
£1,170
per year at grade B

The full plan saves £771 a year — a 3.5% annual return on £21,760.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2012, states £1,146 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

12 April 2019£244,000
1 October 2013£215,000

Estimated today: £358,270 HPI-indexed estimate, not a valuation

Coed Leddyn: 13 sales since 1995 · £250,136 average over 10 years

Schools nearby

The DfE register covers England. Welsh schools are held in a separate Welsh Government register, which we have not ingested yet.

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.

16.7
crimes a month
184
in the last 12 months
Violence and sexual offences
most common · 37% of the total

Police.uk street-level data for LSOA W01001368, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Coed Leddyn

How this home sits against its street.

10
graded homes
53.9
average score
D
most common grade
+2.1
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.