Bridge Cottage, Porthmadog LL49 9NG

Detached bungalow · Built before 1900 · 88 m² · Owner-Occupied · Electric storage heaters

Upgrade Plan

EB for £22,675 · £7,558 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Floor insulation£800 – £1,200£2464.1 yrs+6.8 pts
High-retention storage heaters£1,600 – £2,400£4864.1 yrs+13.3 pts · reaches D
Flat roof insulation£850 – £1,500£1876.3 yrs+5.1 pts
Solar photovoltaic panels£3,500 – £5,500£22819.7 yrs+6.3 pts · reaches C
Solar water heating£4,000 – £6,000£19126.1 yrs+5.2 pts
Solid wall insulation£4,000 – £14,000£26633.8 yrs+7.3 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

£2,833
per year at grade E
£1,228
per year at grade B

The full plan saves £1,605 a year — a 7.1% annual return on £22,675.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2023, states £2,916 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

17 April 2025£250,000
9 November 2001£86,500

Estimated today: £266,580 HPI-indexed estimate, not a valuation

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.

18
crimes a month
198
in the last 12 months
Violence and sexual offences
most common · 37% of the total

Police.uk street-level data for LSOA W01000105, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.