At 31 March 2024, local authorities estimated there were a total of 18,454 HMOs in Wales, a 2% increase on the previous year.
Ar 31 Mawrth 2024, amcangyfrifodd awdurdodau lleol fod cyfanswm o 18,454 o HMOs yng Nghymru, sef cynnydd o 5% ar y flwyddyn flaenorol.