Download the list of Trailer manufacturers in Australia. Smartscrapers provides an accurate directory and the latest data on the number of Trailer manufacturers in Australia There are 526 Trailer manufacturers in Australia as of October 15, 2025; which is an 5.81% increase from 2023. Of these locations, 485 Trailer manufacturers which is 92.21% of all Trailer manufacturers in Australia are single-owner operations, while the remaining 41 which is 7.79% are part of larger brands. The top three states with the most Trailer manufacturers are Victoria with 153 Trailer manufacturers, Queensland with 149 Trailer manufacturers, New South Wales with 95 Trailer manufacturers. Average age of Trailer manufacturers in Australia is 5 years and 4 months.