THE TERRE DU LAC LAND BRIEF
Land in the
St. Francois Knobs and Basins setting.
Terre du Lac CDP has 6.99 square miles of land in St. Francois County, Washington County. Its Census reference point is in St. Francois Knobs and Basins, within Ozark Highlands.
Wooded uplands over limestone, dolomite and sandstone characterize the Ozarks. Springs, caves and spring-fed streams are widespread regional features within a landscape of uneven plateaus and valleys.
Regional context: Ozark Highlands ↗ · Classification at the Census reference point
One place name. 2 county geographies.
Terre du Lac intersects 2 county geographies: St. Francois County, Washington County. A Terre du Lac mailing address alone cannot choose the right record office; use the county and parcel identifier on the tax bill or deed.
Terre du Lac by land and water
The Census records 0.57 square miles of water within Terre du Lac, or 7.6% of its total area. It is 6.2 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, Terre du Lac CDP has 11.1 times the land area of nearby Frankclay CDP (0.63 square miles). These areas describe boundaries, not comparable property prices.

