2013
• Darryn had to sit out the SX Lites East Series due to an injury before the season started, but raced the outdoor series and finished 14th overall despite a couple crashes including a big one at the first round. Budds Creek proved what Darryn is capable of by leading the majority of the second moto ultimately finishing in the third spot for 7th overall.

2012
• Darryn earned a career-first supercross win at the New Orleans round of the 2012 Monster Energy Supercross season, but an injury prevented Darryn from competing in the Lucas Oil AMA Pro Motocross 250cc Class Championship.

2011
• A broken foot at the first round of the AMA Supercross Lites series while battling for the lead put an end to his title hopes. During the AMA Motocross 250cc series, Durham could always be found near the front of the pack and collected two top-five finishes to end the season with 10th overall.

2010
• Durham had an up and down season that was plagued with crashes. He would miss most of the AMA Supercross Lites East series but had multiple top-ten finishes in the AMA Motocross 250cc series to finish 13th overall.

2009
• In his rookie season, Durham had a consistent year where he finished as high as fourth to complete the AMA Supercross Lites East series in 10th overall. In the AMA Motocross 250cc class he showed impressive speed on multiple occasions and finished the series in 12th overall.

2008
• As an amateur, Durham was the 2008 AMA Horizon Award Winner and won the Lites A Pro Sport Championship at the AMA Amateur National Motocross Championship at Loretta Lynn's.