Most Energy-Efficient Areas in Portsmouth

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 Portsmouth.

#	District	Area	Avg Rating	Avg Score	% A or B	Certificates
1	PO1	Portsmouth South	C	70	9.7%	11,809
2	PO3	Portsmouth South	D	66	11.1%	6,160
3	PO5	Portsmouth South	D	66	6.9%	11,717
4	PO6	Portsmouth North	D	66	8.3%	12,389
5	PO2	Portsmouth South	D	65	2.8%	13,395
6	PO4	Portsmouth South	D	65	5.0%	14,386

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.