Tennessee State Route 321

State Route 321 (SR 321) is a north–south state highway located entirely in Hamilton County in southeastern Tennessee. It traverses mainly the eastern outskirts of Chattanooga, and its eastern suburbs.

State Route 321
Ooltewah Ringgold Road
SR 321 highlighted in red
Route information
Maintained by TDOT
Length	7.1 mi (11.4 km)
Existed	July 1, 1983[1]–present
Major junctions
South end	SR 151 at the Georgia state line
Major intersections	SR 320 in East Brainerd SR 317 in Collegedale
North end	US 11 / US 64 in Ooltewah
Location
Country	United States
State	Tennessee
Counties	Hamilton
Highway system
Tennessee State Routes Interstate US State
← US 321 → SR 322

Route description

From the Georgia state line and the northern terminus of Georgia State Route 151, SR 321 begins a northerly course to intersect State Routes 320 and 317, the latter of which is located in Collegedale. Its northern terminus is at a junction with US 11/64 and SR 2 in Ooltewah. It is known as Ooltewah Ringgold Road for the entirety of its length.^[2][3]

Major intersections

The entire route is in Hamilton County.

Location	mi	km	Destinations	Notes
​	0.0	0.0	SR 151 south (Ooltewah Ringgold Road) – Ringgold	Southern terminus at the Georgia state line
East Brainerd			SR 320 west (East Brainerd Road) – Chattanooga	Eastern terminus of SR 320
Collegedale			SR 317 (Apison Pike) to I-75 – Chattanooga, Apison
Ooltewah			US 11 / US 64 (SR 2) to I-75 – Chattanooga, Cleveland	Northern terminus
1.000 mi = 1.609 km; 1.000 km = 0.621 mi

See also

• U.S. Roads portal
• United States portal