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U.S. Route 31 (US 31) in Alabama runs north–south up through the heart of

Alabama (We dare defend our rights) , anthem = "Alabama (state song), Alabama" , image_map = Alabama in United States.svg , seat = Montgomery, Alabama, Montgomery , LargestCity = Huntsville, Alabama, Huntsville , LargestCounty = Baldwin County, Al ...

for . US 31 proper begins at a junction with US 90 and US 98 in Spanish Fort and exits the state into

Tennessee Tennessee ( , ), officially the State of Tennessee, is a landlocked state in the Southeastern region of the United States. Tennessee is the 36th-largest by area and the 15th-most populous of the 50 states. It is bordered by Kentucky to th ...

running concurrently with

Interstate 65 Interstate 65 (I-65) is a major north–south Interstate Highway in the central United States. As with most primary Interstates ending in 5, it is a major crosscountry, north–south route, connecting between the Great Lakes and the Gulf ...

(I-65) near Ardmore. US 31 enters the limits of major cities Montgomery,

Birmingham Birmingham ( ) is a city and metropolitan borough in the metropolitan county of West Midlands in England. It is the second-largest city in the United Kingdom with a population of 1.145 million in the city proper, 2.92 million in the West ...

, and Decatur. Throughout the state, with the exception of its concurrency with I-65 north of

Athens Athens ( ; el, Αθήνα, Athína ; grc, Ἀθῆναι, Athênai (pl.) ) is both the capital and largest city of Greece. With a population close to four million, it is also the seventh largest city in the European Union. Athens dominates ...

, US 31 runs concurrently with the

unsigned Unsigned can refer to: * An unsigned artist is a musical artist or group not attached or signed to a record label ** Unsigned Music Awards, ceremony noting achievements of unsigned artists ** Unsigned band web, online community * Similarly, the c ...

State Route 3 (SR 3). Today, aside from portions through major towns and cities, US 31 is largely a rural two-lane highway. The route has largely been supplanted by I-65, with which it has eight junctions and two concurrencies.

Route description

As with several other U.S. Routes in Alabama, U.S. Route 31 is mostly parallel to Interstate 65 throughout its journey across the state, servicing several towns and cities Interstate 65 bypasses. Upon leaving US Route 90 and US Route 98 in Spanish Fort, the route heads due east towards the town of Stapleton, where it joins Alabama State Route 59 (Gulf Shores Parkway). About eleven miles later, the route leaves the Gulf Shores Parkway right-of-way and follows a town square around the Baldwin County Courthouse in Bay Minette. Leaving Bay Minette, the route winds northeast, passing fairly close to the northwestern corner of

Florida Florida is a state located in the Southeastern region of the United States. Florida is bordered to the west by the Gulf of Mexico, to the northwest by Alabama, to the north by Georgia, to the east by the Bahamas and Atlantic Ocean, and to ...

. Upon crossing into Escambia County, the route winds east through Atmore before dipping south into Flomaton. Several hundred feet from the state line with Florida, the route gains

U.S. Route 29 U.S. Route 29 (US 29) is a north–south United States highway that runs for from Pensacola, Florida to the western suburbs of Baltimore, Maryland in the Southern United States, connecting the Florida Panhandle to the Baltimore-Washington me ...

, which joins it in a fifteen-mile concurrency northeast to Brewton. After losing U.S. 29 in Brewton, the route heads directly north, crossing the county line into

Conecuh County Conecuh County () is a county located in the south central portion of the U.S. state of Alabama. As of the 2020 census the population was 11,597. Its county seat is Evergreen. Its name is believed to be derived from a Creek Indian term meaning ...

. A few miles later, the route turns to be parallel with Interstate 65. Reaching

U.S. Route 84 U.S. Route 84 (US 84) is an east–west U.S. Highway that started as a short Georgia–Alabama route in the original 1926 scheme. Later, in 1941, it had been extended all the way to Colorado. The highway's eastern terminus is a short distan ...

just east of Interstate 65, U.S. Routes 31/84 travel into

Evergreen In botany, an evergreen is a plant which has foliage that remains green and functional through more than one growing season. This also pertains to plants that retain their foliage only in warm climates, and contrasts with deciduous plants, which ...

, deviating from I-65. East of Evergreen, U.S. Route 84 heads southeast towards

Andalusia Andalusia (, ; es, Andalucía ) is the southernmost Autonomous communities of Spain, autonomous community in Peninsular Spain. It is the most populous and the second-largest autonomous community in the country. It is officially recognised as a ...

, while U.S. Route 31 winds back north into Butler County. In far southeastern Butler County, the route engages in a fairly short concurrency with

Alabama State Route 55 State Route 55 (SR 55) is a state highway in the southern part of the U.S. state of Alabama. The southern terminus of the highway is at the Florida state line, where the highway continues as Florida State Road 85 (SR 85). The nor ...

. From the end of this concurrency in

Georgiana Georgiana is a Catalan, English, Greek and Romanian name. It is the feminine form of the male name George and a variation of the female names Georgina and Georgia. It comes from the Greek word Γεώργιος, meaning farmer. A variant spellin ...

north to Tennessee and beyond, U.S. 31 roughly parallels I-65. Heading northeast, U.S. 31 passes through Greenville. After cutting a corner of Lowndes County, U.S. 31 enters Montgomery County and crosses over I-65 for the first time. After crossing

U.S. Route 80 U.S. Route 80 or U.S. Highway 80 (US 80) is a major east–west United States Numbered Highway in the Southern United States, much of which was once part of the early auto trail known as the Dixie Overland Highway. As the "0" in the rou ...

- which follows the historic Selma to Montgomery March Corridor - the route turns onto a beltway routing around western Montgomery, the capital of Alabama. At this point, it passes within a few miles of its child routes

U.S. Route 331 U.S. Route 331 (US 331) is a spur of U.S. Route 31. It currently runs for from Santa Rosa Beach, Florida east of Fort Walton Beach at US 98 to Montgomery, Alabama at US 80 and US 82. Unlike US 131, US 231, and US ...

and

U.S. Route 231 U.S. Route 231 (US 231) is a north-south United States Numbered Highway System, U.S highway that is a parallel route of U.S. Route 31, US 31. It runs for from St. John, Indiana, St. John, Indiana, at U.S. Route 41 in Indiana, US 41 ...

. After crossing the

Alabama River The Alabama River, in the U.S. state of Alabama, is formed by the Tallapoosa and Coosa rivers, which unite about north of Montgomery, near the town of Wetumpka. The river flows west to Selma, then southwest until, about from Mobile, it un ...

, the route cuts a corner of Elmore County and enters

Autauga County Autauga County is a county located in the central portion of the U.S. state of Alabama. As of the 2020 census the population was 58,805. Its county seat is Prattville. Autauga County is part of the Montgomery metropolitan area. History Auta ...

. In Prattville, the route has its junction with

U.S. Route 82 U.S. Route 82 (US 82) is an east–west United States highway in the Southern United States. Created on July 1, 1931 across central Mississippi and southern Arkansas, US 82 eventually became a 1,625-mile (2,615 km) route extending from ...

. It crosses Interstate 65 again a few miles later, quickly entering into Chilton County. The route reaches its next concurrency with

Alabama State Route 22 State Route 22 (SR 22) is a state highway that extends from Safford in Dallas County to the Georgia state line near Roanoke in Randolph County. The route travels across most of the state from west to east. Route description Starting ...

, which it carries across Interstate 65 and into downtown Clanton, the geographical center of Alabama. After leaving SR-22, it heads north into Shelby County. After Calera, the route crosses I-65, serving Saginaw. It yet again crosses I-65 into the town of Alabaster. It enters Jefferson County a few miles later, home of Birmingham (AL). In southern Jefferson County, the route reaches Hoover. At this point, the route crosses

Interstate 459 Interstate 459 (I-459) is a bypass highway of I-59 that is an alternate Interstate Highway around the southern sides of Birmingham, Bessemer, and several other cities and towns in Jefferson County, Alabama. I-459 lies entirely within Jeffe ...

- a partial beltway around Birmingham. In

Vestavia Hills Vestavia Hills, colloquially known simply as Vestavia, is a city in Jefferson and Shelby counties in the U.S. state of Alabama. It is a suburb of Birmingham and it is made up of Vestavia, Liberty Park, and Cahaba Heights. As of the 2020 census ...

, a suburb of Birmingham, the route crosses Interstate 65 yet again, its last crossing in the county. Snaking up to Homewood, another suburb of Birmingham, the route reaches

U.S. Route 280 U.S. Route 280 (US 280) is a spur of U.S. Highway 80. It currently runs for 392 miles (631 km) from Blichton, Georgia at US 80 to Birmingham, Alabama at I-20/I-59. For much of its route, US 280 travels through rural areas and smaller cities ...

. At its interchange with U.S. 280, the route becomes the Red Mountain Expressway, descending down Red Mountain. Descending onto a viaduct above eastern Birmingham, the route has its junctions with

U.S. Route 78 U.S. Route 78 (US 78) is an east–west United States highway that runs for 715 miles (1,151 km) from Memphis, Tennessee, to Charleston, South Carolina. From Byhalia, Mississippi to Birmingham, Alabama, US 78 is concurrent with Interstate 2 ...

and

U.S. Route 11 {{Infobox road , country=USA , type=US , route=11 , map={{maplink, frame=yes, plain=yes, frame-align=center, frame-width=290, frame-height=330, type=line, from=U.S. Route 11.map , map_custom=yes , map_notes=US 11 in red, US 11E in blue, US 11W in ...

before reaching their Interstate parallels, the concurrent

Interstate 20 Interstate 20 (I‑20) is a major east–west Interstate Highway in the Southern United States. I-20 runs beginning at an interchange with Interstate 10, I-10 in Scroggins Draw, Texas, and ending at an interchange with Interstate 95, I-95 in Flo ...

and Interstate 59, which is also the western terminus of U.S. Route 280. At this junction, the route dips down out of the viaduct onto surface streets, passing through the northern suburbs of Birmingham. A few miles later, the route has its junction with Interstate 22; this is also a dual junction with Interstate 65, but not a crossing. At this point, the route leaves Birmingham. Winding through Fultondale, Gardendale, Morris, and

Warrior A warrior is a person specializing in combat or warfare, especially within the context of a tribal or clan-based warrior culture society that recognizes a separate warrior aristocracies, class, or caste. History Warriors seem to have been p ...

, the route serves the communities of hilly northern Jefferson County. After crossing the county line into Blount County, the route has a junction with

Alabama State Route 160 State Route 160 (SR 160) is an state highway in Blount County, in the north-central part of the U.S. state of Alabama. The western terminus of the highway is at an intersection with U.S. Route 31 (US 31) on the southern edg ...

immediately followed by a Parclo Interchange with Interstate 65. At this point, U.S. Route 31 enters its first concurrency with Interstate 65. A few miles later in Smoke Rise, the route leaves Interstate 65 at a trumpet interchange. Following an arc, the route winds through a ridge cut, passes through Bangor, and crosses the Mulberry Fork of the Black Warrior River into

Cullman County Cullman County is a county located in the north central portion of the U.S. state of Alabama. As of the 2020 census, the population was 87,866. Its county seat and largest city is Cullman. Its name is in honor of Colonel John G. Cullmann. Cu ...

. Immediately entering Garden City, the route slowly starts to arc back towards I-65. In Hanceville, the route passes Wallace State University and also passes within a few miles of the

Shrine of the Most Blessed Sacrament The Shrine of the Most Blessed Sacrament of Our Lady of the Angels Monastery, informally known as OLAM Shrine, is a prominent Roman Catholic Latin Rite shrine located in Hanceville, Alabama, United States within the Diocese of Birmingham. Adjacent ...

. Winding north out of Hanceville, the route crosses into the city limits of Cullman. A few miles into the city limits, the route engages in a concurrency with Alabama State Route 69. About two miles later, it reaches

U.S. Route 278 U.S. Route 278 (US 278) is a parallel route of US 78. It currently runs for from Hilton Head Island, South Carolina, to Wickes, Arkansas at US 71/ US 59, passing through five states in the process. Landmarks along its route includ ...

, which is also the end of the SR-69 concurrency. Heading north out of town, the route crosses SR-157, the University of North Alabama Highway. After descending down into Morgan County, the route yet again crosses Interstate 65. Heading north, the route passes through

Hartselle Hartselle is the second largest city in Morgan County, Alabama, United States, south of Decatur. It is part of the Decatur Metropolitan Area and the Huntsville-Decatur Combined Statistical Area. As of the 2020 census, the population of the ...

before serving Decatur. Just south of the

Tennessee River The Tennessee River is the largest tributary of the Ohio River. It is approximately long and is located in the southeastern United States in the Tennessee Valley. The river was once popularly known as the Cherokee River, among other names, ...

, the route enters its next concurrency with U.S. 72 Alt. Crossing the Tennessee River into Limestone County, the route has a Directional-T Interchange and loses U.S. 72 Alt, heading north out of the junction. Passing by

Calhoun Community College Calhoun Community College is a public community college in Tanner, Alabama. It is the 2nd largest of the 24 two-year institutions that make up the Alabama Community College System. History The college was founded in 1946 and named after John C ...

, the route heads its way to Athens (AL). At this point, it has a Parclo Interchange with

U.S. Route 72 U.S. Route 72 (US 72) is an east–west United States highway that travels for from southwestern Tennessee, throughout North Mississippi, North Alabama, and southeastern Tennessee. The highway's western terminus is in Memphis, Tennessee and ...

. A few miles later, it returns to a concurrent state with Interstate 65, which it follows all the way to one mile above the state line with

Major intersections

References