« Public Resources and Collections
Sullivan County Resource Guide 2018
Sullivan County was created from parts of Lycoming County, 15 March 1847. The county seat is Laporte.
Sullivan County Repositories
Consult the web sites listed for specific information about holdings, current hours, current
admission fees, and access rules. Many archives and repositories have very limited hours.
Pennsylvania became a state December 12, 1787, has 67 Counties and 2,561
Municipalities.