In The Vale of Glamorgan and Caerphilly, all new affordable housing was through newly built properties (23 and 18 respectively).
Ym Mhowys a Chaerffili, roedd yr holl dai fforddiadwy newydd yn eiddo a adeiladwyd o'r newydd (35 ym Mhowys a 6 yng Nghaerffili).