"Figure 10:  Median estimated energy costs are highest for the least energy efficient properties","" "Median estimated energy costs (£ per year) by Energy Performance Certificate (EPC) band, England and Wales, up to March 2021","" "","" "Notes","1. Median energy costs are rounded to the nearest pound." "Unit","Median estimated total energy cost by EPC band (£ per year)" "","" "Energy Efficiency rating band","England","Wales" "A (92 plus)","434","428" "B (81 to 91)","364","384" "C (69 to 80)","537","568" "D (55 to 68)","824","842" "E (39 to 54)","1177","1200" "F (21 to 38)","1634","1724" "G (1 to 20)","2328","2613"