List of Longest Rivers in The United States By State - Connecticut

Connecticut

1. Connecticut River – 407 miles (655 km)
2. Housatonic River – 139 miles (224 km)
3. Quinebaug River – 69 miles (111 km)
4. Farmington River – 47 miles (76 km)
5. Quinnipiac River - 46 miles (74 km)
6. Scantic River - 41 miles (66 km)
7. Naugatuck River – 40 miles (64 km)
8. Pawcatuck River - 34 miles (55 km)
9. Shepaug River - 26 miles (42 km)
10. Still River - 25.4 miles (40.9 km)

See also List of rivers of Connecticut.