Wausau to Clarksville Road Trip Guide: Routes & Stops

Wausau, Wisconsin, lies along the Wisconsin River, which eventually flows into the Mississippi. Your drive to Clarksville, Tennessee, crosses the great Central Lowland, passing through the Driftless Area's unglaciated hills near the Illinois border.

The total distance is approximately 650 miles, and the drive typically takes 10 to 11 hours without stops.

Winter weather can affect the northern segments, with lake-effect snow near Wausau. In summer, heat and humidity are common in the south. Check forecasts and plan accordingly.

Interstate rest areas are frequent and clean, offering picnic tables, vending machines, and restrooms. For longer breaks, consider Cracker Barrel or similar family-friendly restaurants with ample parking.

Pets are welcome at most rest areas and chain hotels along the route. Many state parks, like Starved Rock in Illinois, allow leashed pets on trails.

To manage fatigue, aim to stop every 2 hours to stretch and refresh. Consider rotating drivers if possible.

Hidden off-route gems include the Garden of the Gods in the Shawnee National Forest, a short detour from I-57, offering stunning rock formations. Another is the Cahokia Mounds near Collinsville, Illinois, site of an ancient Native American city, though not a UNESCO site but a National Historic Landmark.

For family stops, the St. Louis Science Center and the City Museum are engaging, though the City Museum is more unconventional.

Northern Illinois presents flat farmland, but southern Illinois and Missouri offer rolling hills and the Shawnee National Forest. The Mississippi River crossing at St. Louis provides a dramatic vista.

Near Springfield, Illinois, the state capital, you can visit the Abraham Lincoln Presidential Library and Museum. Farther south, the Gateway Arch in St. Louis is a transit center with a glimpse of westward expansion.

For local flavor, detour to Vandalia, Illinois, a historic stop on the National Road. The Vandalia Statehouse is a quiet reminder of frontier politics.

In Kentucky, just before Clarksville, land between the lakes offers recreational opportunities, but note that no UNESCO World Heritage Sites lie directly on this route.

The most direct route follows I-39 south from Wausau to Bloomington-Normal, Illinois, then I-55 to St. Louis, and finally I-24 east to Clarksville. These interstates are well-maintained, with multiple lanes and frequent rest areas.

Fuel prices tend to drop as you move south, so consider filling up in Illinois or Missouri for potential savings.

• Total toll cost: $0 (no tolls on this route)
• Recommended rest stops: 2-3 breaks, roughly every 2-3 hours
• Road quality: excellent; watch for construction zones near St. Louis