Question: will there be a 3rd series of 800 words

Answer: Yes, On 19 October 2015, the Seven Network and South Pacific Pictures renewed the show for a second season. It premiered on 23 August 2016 in Australia. On January 24, 2017, the Seven Network announced that the series had been renewed for a third season. It screened from 12 September 2017 with a mid-season finale after 8 episodes.