28% of homes assessed so far this year in Clare have received an A BER grade.
264 properties have received either an A1, A2 or A3 Building Energy Rating in 2026 according to the CSO.
952 homes have been examined so far this year with 142 A2 grades handed out alongside 58 A3s with a further 42 given an A1 rating.
In May, a new rating system was introduced changing the highest rating to A0, which is for Zero Emission Buildings, which have no fossil fuel emissions.
According to the latest figures, no home assessed in Clare so far this year reached this threshold.
C was the most common Building Energy Rating handed out, with 25% or 242 homes, awarded this grade.
Just 56 properties in Clare were awarded a BER of either F or G, the two lowest possible ratings.
Of the homes assessed, home heating oil was the most popular fuel supply with 493 homes using heating oil as their main heat source.
