La saison 18 de Le Block a été diffusée sur Nine Network du dimanche 7 août 2022 au mardi 1 août 2023. Elle comporte 52 épisodes, le premier s'intitule "House Decider Challenge" et le dernier "What To Expect From The Block 2023".
Get ready for action, drama and plenty of tears and laughter when the hugely successful realty-renovation competition The Block,
hosted by Scott Cam, introduces four couples who are taking on one of the toughest but potentially most rewarding challenges they will ever face. The couples will move into four identical and near-derelict apartments in the same building, with little more than the clothes they are wearing.