7 Cae Sarn, Groeslon, Caernarfon LL54 7TW

Semi-Detached house · Built 1967-1975 · 75 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

DB for £12,400 · £6,200 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Flue gas heat recovery£900£6414.1 yrs+4.5 pts
Band A condensing boiler£3,000 – £0£4037.3 yrs+2.9 pts · reaches C
Floor insulation£6,000 – £0£6645.8 yrs+4.7 pts
Solar water heating£6,000 – £0£5150+ yrs+3.6 pts
Solar photovoltaic panels£8,000 – £0£6150+ yrs+4.3 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

£1,143
per year at grade D
£862
per year at grade B

The full plan saves £281 a year — a 2.3% annual return on £12,400.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2015, states £791 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

6 January 2017£156,000
27 November 2009£150,000
12 May 2006£135,000
31 March 2000£54,000
6 August 1998£53,000

Estimated today: £234,450 HPI-indexed estimate, not a valuation

Caesarn: 27 sales since 1995 · £150,500 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.

5.8
crimes a month
58
in the last 12 months
Violence and sexual offences
most common · 47% of the total

Police.uk street-level data for LSOA W01000073, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Caesarn

How this home sits against its street.

14
graded homes
60.1
average score
D
most common grade
+3.9
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.