The Patriots jumped out to a three run lead in the second on a homerun by Adam Donachie (6).
Somerset added to their lead in the fourth after Jorge Cortes scored on a wild pitch and Johnny Tucker drove in two more runs on a base hit for the 6-0 advantage.
RBI doubles by Donachie and Bobby Stevens and an RBI single by Tucker plated three more runs for the Patriots to give them a commanding 9-0 lead.
Matt Spencer (3) drove a two run homerun over the outfield wall in the ninth for the 9-2 final.
Patriots starter Erik Arnesen (8-2) got the win, tossing a complete game and allowing only two runs. York starter Rick Zagone (2-3) suffered the loss, surrendering nine runs on 10 hits in five innings pitched.
The 2013 Somerset Patriots season presented by Ford will continue at home on Wednesday night when they take on the York Revolution at 7:05 pm. The game features a Post-Game Fireworks Show presented by Morristown Medical Center and Christmas In July Night. For tickets, call (908) 252-0700 or visit www.somersetpatriots.com.