
MO-21 South at MO-32 East in Caledonia. MO-32 West joins MO-21 southbound. MO-21 is designated the Ozark Run Scenic Byway.
Taken 03-27-2026
Caledonia
Washington County
Missouri
United States
MO-21 South at MO-C in Washington County. Use MO-C West to Belgrade. Continue south on MO-21 for Caledonia.
Taken 03-27-2026
Caledonia
Washington County
Missouri
United States
MO-21 South at MO-M. MO-21 is designated as the Ozark Run Scenic Byway.
Taken 03-27-2026
Caledonia
Washington County
Missouri
United States
MO-21 South at MO-8 junction in Potosi.
Taken 03-27-2026
Potosi
Washington County
Missouri
United States
MO-21 South approaching MO-8 in Potosi. Use MO-8 East to Leadwood; MO-8 West to Potosi. Continue south on MO-21 to Caledonia.
Taken 03-27-2026
Potosi
Washington County
Missouri
United States
Potosi City Limit on MO-21 South. Potosi is the County Seat of Washington County.
Taken 03-27-2026
Potosi
Washington County
Missouri
United States
MO-21/MO-47 South at MO-21/MO-47 split in Old Mines. MO-21 is designated as the Ozark Run Scenic Byway
Taken 03-27-2026
Cadet
Washington County
Missouri
United States
MO-21/MO-47 South at MO-21/MO-47 split in Old Mines. MO-21 is designated the Ozark Run Scenic Byway
Taken 03-27-2026
Cadet
Washington County
Missouri
United States
MO-21 South at MO-47 junction. MO-47 South joins MO-21 South to Old Mines. MO-21 is designated as the Ozark Run Scenic Byway.
Taken 03-27-2026
Cadet
Washington County
Missouri
United States
MO-21 South approaching MO-47 North to Richwoods. MO-47 South joins MO-21 South towards Potosi.
Taken 03-27-2026
Cadet
Washington County
Missouri
United States