|Alt names||Petersburgh||source: USGS, GNIS Digital Gazetteer (1994) GNIS18012822|
|Located in||Pike, Indiana, United States|
- source: Getty Thesaurus of Geographic Names
- source: Family History Library Catalog
- the text in this section is copied from an article in Wikipedia
Petersburg is a city in Washington Township, Pike County, Indiana, United States. The population was 2,383 at the 2010 census. The city is the county seat of Pike County.
Petersburg is part of the Jasper Micropolitan Statistical Area.