Cafodd yr amcangyfrifon diweddaraf o’r angen am dai yng Nghymru eu cyhoeddi gan y Sefydliad Polisi Cyhoeddus i Gymru ym mis Hydref 2015. Roedd yr amcangyfrifon hynny’n dibynnu ar amcanestyniadau aelwydydd sydd wedi dyddio erbyn hyn ac y mae angen eu hailystyried, felly.
Thelatest estimates of housing needin Wales were published by the Public Policy Institute for Wales in October 2015. Those estimates relied on household projections which are now out of date and therefore need to be revisited.