Exploring Route 6 in Fairfield County, CT

Welcome to Route 6, a highway rich in history, culture, and unforgettable sights. Aptly known as the Grand Army of the Republic Highway, this transcontinental route stretches across the United States, but Fairfield County, Connecticut, reveals a particularly charming and historically significant segment. Whether you’re a #HistoryBuff, #TravelEnthusiast, local resident, or adventurer exploring the famed Route 6, there’s something here for everyone.

A Brief Look at Route 6 History

Route 6 dates back to the early 1900s and was one of the first transcontinental highways, playing a major role in connecting small towns and rural areas across Connecticut. For decades, it fostered economic growth, boosted trade, and even had military significance. During the two World Wars, the highway ensured smooth transportation of troops and supplies.

Today, sections of Route 6 are preserved as scenic byways, allowing travelers to experience both Connecticut’s natural beauty and the historical evolution of American infrastructure.

Key Attractions Along Route 6 in Fairfield County

Danbury Railway Museum, Danbury

Step back in time at this incredible museum, which takes you through the history of rail travel in the region. Explore authentic train cars, exhibits, and a working railyard.

Pro Tip: Ideal for train enthusiasts and history lovers! Kids will love the interactive displays too.

Hearthstone Castle, Danbury

This stunning 19th-century castle is the perfect spot for any history or fairytale lover. Though not open for interior tours, the exterior makes for incredible photos and the surrounding area offers beautiful views.

Hot Take: It’s an Instagram-worthy location—just add #HearthstoneCastle to your shots.

Why Route 6 Should Be on Your Bucket List

  • Step Into History: Whether it’s through railroads, military artifacts, or historic architecture, every corner of Route 6 is infused with history.
  • Natural Beauty: From lush parks to scenic byways, Route 6 perfectly marries natural and man-made wonders.
  • Unparalleled Variety: Enjoy art, architecture, railways, waterfalls, and castles—all in one unforgettable trip.

Plan Your Journey

Traveling along Route 6 is like stepping into a living time capsule. Whether you’re after a day trip or a weekend getaway, Fairfield County’s Route 6 offers a little bit of everything. Pack your bags, grab your camera, and get ready to explore the landmarks and attractions that define this iconic highway.

Got a favorite Route 6 spot or travel memory? Share it in the comments below!

Connecticut Portion of US Route 6

The  Connecticut Portion of US Route 6 takes travelers along a scenic 116.3 mile (187.2 km) journey through Connecticut, beginning at the border with New York and ending at Rhode Island state line in Killingly – passing right by Danbury and Hartford as it goes! In western sections of The Constitution State, US 6 is close to I-84; while eastern portions offer access between Providence R.I., Willimantic & Danielson toward bustling downtown Hartford via CT’s historic Bulkeley Bridge over the gorgeous Connecticut River!

Established as a National 501(c)(3) charitable organization, as a Public Charity the U.S. Route 6 Tourist Association works to promote economic development and cultural preservation for communities located along “The Grand Army of The Republic Highway.” Spanning 3,652 miles in total, this grand old highway is an integral part of Americana with many sites rich in history waiting to be discovered!  Online at https://www.route6tour.com

Iowa Portion of US Route 6 post