THE MIFFLINVILLE LAND BRIEF
Land in the
Northern Shale Valleys setting.
Mifflinville CDP has 1.6 square miles of land in Columbia County. Its Census reference point is in Northern Shale Valleys, within Ridge and Valley.
Long, roughly parallel ridges and valleys follow folded and faulted rock layers. Limestone valleys, sandstone ridges and other geologic contrasts produce varied terrain and numerous regional springs and caves.
Regional context: Ridge and Valley ↗ · Classification at the Census reference point
Mifflinville and Columbia County
Mifflinville is associated with Columbia 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.
Mifflinville by land and water
The Census records 0.23 square miles of water within Mifflinville, or 12.6% of its total area. It is 11.1 percentage points higher than the 1.5% recorded for Columbia County. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Mifflinville CDP has 8.3% of the land area of nearby Mifflin township (19.2 square miles). These areas describe boundaries, not comparable property prices.

