Tennessee State Route 221
| Alamo Gadsden Road | ||||
SR 221 highlighted in red | ||||
| Route information | ||||
| Maintained by TDOT | ||||
| Length | 7.4 mi (11.9 km) | |||
| Existed | July 1, 1983–present | |||
| Major junctions | ||||
| West end | SR 54 / SR 88 in Alamo | |||
| East end | US 70A / US 79 in Gadsden | |||
| Location | ||||
| Country | United States | |||
| State | Tennessee | |||
| Highway system | ||||
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State Route 221 (SR 221) is a 7.4 miles (11.9 km) east-west state highway in Crockett County, Tennessee, connecting the towns of Alamo and Gadsden. For the majority of its length, SR 221 is known as Alamo Gadsden Road.