The Lancaster and Lebanon metropolitan statistical areas each rose one-tenth of a percentage point to 6.7 percent in December.
The Harrisburg-Carlisle and York-Hanover areas were unchanged at 7.2 percent and 7.6 percent, respectively.
Scranton-Wilkes-Barre had the worst rate at 9.5 percent, and State College had the best at 5.7 percent, according to the department.