THE ST. HELEN LAND BRIEF
Land in the
Mio Plateau setting.
St. Helen CDP has 5.73 square miles of land in Roscommon County. Its Census reference point is in Mio Plateau, within Northern Lakes and Forests.
Glacial hills, till plains, sandy outwash and old lake basins create a varied northern landscape. Conifer and hardwood forests surround many lakes across these glacially shaped uplands.
Regional context: Northern Lakes and Forests ↗ · Classification at the Census reference point
St. Helen and Roscommon County
St. Helen is associated with Roscommon County 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.
St. Helen by land and water
The Census records 0.89 square miles of water within St. Helen, or 13.5% of its total area. It is 3.1 percentage points higher than the 10.4% recorded for Roscommon County. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, St. Helen CDP has 8.3% of the land area of nearby Richfield township (69 square miles). These areas describe boundaries, not comparable property prices.

