OCEANSIDE, Calif. — RESNET announced that in 2017, there were 227,840 HERS-rated homes in the U.S. that issued a HERS Index Score. This broke the record for the number of homes HERS rated in a year, with 21,257 more homes rated than in 2016.
The average HERS Index Score in 2017 was 62. This is 38 percent more efficient than a home built as recently as 2006.