Petersburg Borough, Alaska
Petersburg Borough is a borough in the U.S. state of Alaska. According to Census Bureau estimates, the population was 3,266 in 2019. The borough seat is Petersburg. Petersburg is the most recently created county equivalent in the United States.History
When the borough incorporated in 2013, it took area from the Hoonah-Angoon Census Area and the former Petersburg Census Area. The remaining portion of Petersburg Census Area was added to Prince of Wales-Hyder Census Area. Petersburg Census Area was created in 2008 from the remaining portion of Wrangell-Petersburg Census Area upon the incorporation of the City and Borough of Wrangell.Geography
Located in central Southeast Alaska, the Petersburg Borough encompasses approximately 3,829 square miles.City
