Tennessee State Route 46

State Route 46
State Route 46
	SR 46; primary in red, secondary in blue, unsigned in green
Route information
	Maintained by TDOT
Length	87.5 mi (140.8 km)
Existed	October 1, 1923–present
Major junctions
North end	US 79 near Indian Mound
	US 70 in Dickson; I-40 in Dickson; SR 100 / SR 7 in Bon Aqua; I-840 near Leipers Fork; Natchez Trace Parkway in Leipers Fork;
South end	US 431 near Franklin
Location
Country	United States
State	Tennessee
Counties	Stewart, Houston, Dickson, Hickman, Williamson
Highway system
	Tennessee State Routes; Interstate; US; State;

State Route 46 (SR 46) is a north–south state highway located in Middle Tennessee. It mainly goes on a northwest to southeast course while passing through towns and cities such as Cumberland City, Dickson, Leipers Fork, along with mainly rural areas of Stewart, Houston, Dickson, Hickman and Williamson Counties.

Most of SR 46 is signed as a secondary route except for the route from US 70 in Dickson to the junction with SR 7 and SR 100 in Bon Aqua, which is signed as primary.