Fires were set to a number of mailboxes, as well as a pile of leaves, in the Belle Mead section of Hillsborough on Wednesday night, township police said.
The blazes were set to a total of five mailboxes, along with the leaves, Lt. Fran Mozgai, a spokesman for the Hillsborough Police Department, said. All of the fires weres set on different roads, Mozgai said.
He said the fires were set on Raddel Court, Davenport Way, Horseshoe Drive, Woodmere Drive, Steeple Drive and Tally Ho Trail.
Mozgai said that it is reasonable to believe the acts were committed by the same individual or individuals.
The incidents are under investigation.