Interstate 565

Interstate 565
Interstate 565
	I-565 highlighted in red
Route information
	Auxiliary route of I-65
	Maintained by ALDOT
Length	21.688 mi (34.903 km)
Existed	1991–present
NHS	Entire route
Major junctions
West end	; I-65 / US 72 Alt. / SR 20 in Decatur
	SR 255 in Huntsville; SR 53 in Huntsville; US 231 / US 431 in Huntsville;
East end	; US 72 / US 72 Alt. in Huntsville
Location
Country	United States
State	Alabama
Counties	Limestone, Madison
Highway system
	Interstate Highway System; Main; Auxiliary; Suffixed; Business; Future; Alabama State Highway System; Interstate; US; State;

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.