THE HANNIBAL LAND BRIEF
Land in the
River Hills setting.
Hannibal city has 16 square miles of land in Marion County, Ralls County. Its Census reference point is in River Hills, within Interior River Valleys and Hills.
Broad terraced river valleys contrast with wooded slopes and dissected glacial plains. Bottomland settings and upland oak landscapes occur close together across the Interior River Valleys and Hills.
Regional context: Interior River Valleys and Hills ↗ · Classification at the Census reference point
One place name. 2 county geographies.
Hannibal intersects 2 county geographies: Marion County, Ralls County. A Hannibal mailing address alone cannot choose the right record office; use the county and parcel identifier on the tax bill or deed.
Hannibal by land and water
The Census records 0.46 square miles of water within Hannibal, or 2.8% of its total area. It is 1.4 percentage points higher than the 1.4% recorded for Missouri. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Hannibal city has 16.6 times the land area of nearby Saverton CDP (0.97 square miles). These areas describe boundaries, not comparable property prices.

