.svg) Interstate 565 | ||||
|---|---|---|---|---|
 I-565 highlighted in red | ||||
| Route information | ||||
| Auxiliary route of I-65 | ||||
| Maintained by ALDOT | ||||
| Length | 21.688 mi[1] (34.903 km) | |||
| Existed | 1991–present | |||
| NHS | Entire route | |||
| Major junctions | ||||
| West end |     I-65 / US 72 Alt. / SR 20 in Decatur | |||
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| East end | US 72 / US 72 Alt. in Huntsville | |||
| Location | ||||
| Country | United States | |||
| State | Alabama | |||
| Counties | Limestone, Madison | |||
| Highway system | ||||
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Interstate 565 (I-565) is a 22-mile-long (35 km) Interstate spur that connects I-65 in Decatur with U.S. Route 72 (US 72) in Huntsville in the US state of Alabama.
I-565 serves the cities of Decatur, Madison, and downtown Huntsville. It also provides a route to the Huntsville International Airport. The Interstate forms a part of Appalachian Development Highway System Corridor V. U.S. Route 72 Alternate (US 72 Alt.) travels concurrently with I-565 for its entire length, although it is unsigned.