The Block is a popular Australian reality TV show on the Nine Network where teams compete to renovate and transform rundown properties into stunning homes. In season 21, five new teams will face tough challenges as they race against time to complete ambitious renovations. They must impress both the judges and potential buyers at auction, all while dealing with unexpected twists and tight budgets. This season promises even more drama, creative designs, and high-stakes competition as contestants push their limits for a chance to win big prizes. Viewers can expect inspiring room reveals, clever strategies, and plenty of surprises along the way. Season 21 starts on July 27, 2025 sign up for a reminder so you don't miss out on any of the action or excitement!