THE PETERSBURG LAND BRIEF
Land in the
Coastal Western Hemlock-Sitka Spruce Forests setting.
Petersburg CDP has 44.2 square miles of land in Petersburg Borough. Its Census reference point is in Coastal Western Hemlock-Sitka Spruce Forests.
Deep bays, steep valley walls and an irregular shoreline reveal intense past glaciation. Wet maritime forests of hemlock and Sitka spruce characterize southeastern and south-central coastal Alaska.
Regional context: Coastal Western Hemlock-Sitka Spruce Forests ↗ · Classification at the Census reference point
Petersburg and Petersburg Borough
Petersburg is associated with Petersburg Borough in the Census boundary data. Start with the parcel’s tax bill to match the property to that jurisdiction, then confirm which government handles its land use.
Petersburg by land and water
The Census records 2.13 square miles of water within Petersburg, or 4.6% of its total area. It is 19.6 percentage points lower than the 24.2% recorded for Petersburg Borough. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Petersburg CDP has 14.6 times the land area of nearby Kupreanof city (3.02 square miles). These areas describe boundaries, not comparable property prices.

