Pagenaud claimed his second career IndyCar title, negotiating his way through six cautions in a street circuit event in downtown Baltimore that saw nearly all of the 24 drivers sustain some kind of damage to their cars.
The Schmidt Hamilton Motorsports driver grabbed the lead from Marco Andretti on the 69th lap and went on to outpace Josef Newgarden to the finish line.
The Frenchman's only other win came in Detroit three months ago. He used the victory to claim third place in the championship standings with three races left, 70 points behind leader Helio Castroneves, who finished ninth Sunday.
Rosie O'Donnell unveils nearly 50-pound weight loss
Justin Bieber crashes Drake Bell's album release party