After picking up both a premiership and championship over the next three seasons in the Super League, in 2009 Bonnyrigg was once again promoted to the New South Wales Premier League, playing in the highest league in New South Wales. They quickly picked up more honours by claiming their 4th and 5th New South Wales Premier League Premierships and Club Championships in the 2010 and 2012 seasons respectively, also suffering grand final defeats in the 2005, 2010 and 2012 seasons. They won the championship for a third time in the 2013 NSW Premier League season and for a fourth time in 2015.