County archives offices maintain records generated by county government including court documents, property records, ordinances, minutes of commissioner meetings, and historical maps that document the county's development over time. There are 2 Archives locations in Sullivan County, Illinois.
County residents in Sullivan County conducting property research, legal due diligence, or genealogical investigations should contact the archives office to determine which record types are held locally versus at the state archives, as different agencies may maintain different portions of the historical record.
List of Sullivan County, Tennessee Archives
Peoria Poland-China Records Archive
Peoria County Sheriffs Records Archive
Residents of Sullivan County can submit public records requests in writing to the county archives office and should include a specific description of the records sought, the time period, and the purpose of the request if relevant. Many counties have moved to online request portals to streamline the FOIA and public records request process.
You may also find Archives locations in neighboring counties including Peoria, Tazewell.