Gwynedd house energy costs

January 2026

The average yearly heating cost per house was £1146 in the last 10 years in Gwynedd county. This is by £282.1 more than the average cost in England and Wales in the same period. On average, the heating cost could be reduced by 34.3% to £753.

Gwynedd houses by heating cost per square meters

Heating cost per 10m² per year	Gwynedd	England & Wales
&blo£0-£39.99	5.4%	9.4%
█ £40+	6.8%	9.9%
█ £55+	13.0%	18.9%
█ £70+	18.8%	24.1%
█ £90+	21.6%	21.0%
█ £120+	34.4%	16.7%

Gwynedd houses by hot water cost per square meters

Hot water cost per 10m² per year	Gwynedd	England & Wales
█ £0-£9.99	13.8%	20.1%
█ £10.0+	13.8%	20.2%
█ £12.5+	12.7%	16.4%
█ £15.0+	16.9%	16.7%
█ £20.0+	18.4%	15.3%
█ £30.0+	24.3%	11.3%

Gwynedd houses by lighting cost per square meters

Lighting cost per 10m² per year	Gwynedd	England & Wales
█ £0-£4.99	2.4%	2.0%
█ £5+	16.9%	16.8%
█ £7+	21.6%	21.7%
█ £8.50+	18.2%	18.9%
█ £10.00+	22.5%	22.3%
█ £12.50+	18.3%	18.4%

Gwynedd houses by heating cost per room

Heating cost per habitable room	Gwynedd	England & Wales
█ £0-£99.99	6.7%	11.2%
█ £100+	10.4%	15.8%
█ £125+	11.7%	16.5%
█ £150+	21.4%	25.0%
█ £200+	15.8%	13.9%
█ £250+	34.0%	17.6%

Gwynedd houses by hot water cost per room

Hot water cost per habitable room	Gwynedd	England & Wales
█ £0-£18.99	10.9%	15.5%
█ £19+	16.6%	24.8%
█ £25+	16.3%	19.5%
█ £32+	19.6%	18.7%
█ £45+	13.5%	10.5%
█ £60+	23.2%	11.0%

Gwynedd houses by lighting cost per room

Lighting cost per habitable room	Gwynedd	England & Wales
█ £0-£10.99	6.1%	4.6%
█ £11+	15.1%	14.3%
█ £14+	20.1%	20.1%
█ £17+	18.4%	19.0%
█ £20+	17.3%	18.1%
█ £24+	23.0%	23.9%

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