Most Energy-Efficient Areas in Swansea

Areas with higher EPC scores tend to have lower energy bills, better-insulated homes, and are better positioned for future compliance requirements. The districts below rank highest for average energy efficiency score across all certificated properties in Swansea.

#	District	Area	Avg Rating	Avg Score	% A or B	Certificates
1	SA7	Swansea	D	68	11.5%	4,270
2	SA1	Gower	D	67	15.1%	20,529
3	SA4	Gower	D	66	15.1%	13,403
4	SA5	Gower	D	65	4.2%	10,555
5	SA6	Gower	D	64	6.3%	9,985
6	SA2	Gower	D	63	6.7%	10,473
7	SA3	Gower	D	61	7.8%	8,460

What high ratings mean for buyers

Lower energy bills — A-rated homes can cost hundreds less per year to heat than G-rated equivalents
Green mortgage products — some lenders offer better rates for properties rated A or B
Future compliance — if you plan to rent the property, EPC C will be required by 2030
Comfort — better-insulated homes are warmer in winter and cooler in summer

Check a specific postcode

Enter a postcode or district code to see full EPC data for that area.