The eleventh season of Australian reality television series The Block premiered on 6 September 2015 on the Nine Network.

Scott Cam (host) and Shelley Craft (Challenge Master) return from the previous season, as did the three judges: Neale Whitaker, Shaynna Blaze and Darren Palmer.

The season renovated the former Hotel Saville in South Yarra - an octagonal, eight floor brick building.

[6] On 10 November 2015, it was reported that contestant Suzi Taylor had collapsed on set, a Nine Network spokeswoman Victoria Buchan said: "Suzi was suffering from exhaustion after a busy day with The Block open for inspections.

",[54] but on 12 November 2015, Ms Taylor had a photo captured of her naked on a boat after oaks day in Melbourne,[55] it had then been reported that her collapse was caused by "non-stop partying" throughout the Spring Racing Carnival and not exhaustion, due to this Ms Taylor was "canned" by Nine with all her promotional commitments being cut off until after the auction.