During the 2009/10 season , the Chelsea FC established a new record for most goals scored in a season with 103 .
The season is also notable for the attacking football that was displayed , which resulted in the team breaking several Premier League records and statistics including most goals scored in a season ( 103 ) , most goals scored at home in a season ( 68 ) and best goal difference in a season ( +71 ) .
2009–10 Chelsea F.C. season