Interstate 29 (I-29) is a north–south Interstate Highway in the Midwestern United States that begins in

Missouri Missouri is a U.S. state, state in the Midwestern United States, Midwestern region of the United States. Ranking List of U.S. states and territories by area, 21st in land area, it is bordered by eight states (tied for the most with Tennessee ...

. It travels through the

Kansas City The Kansas City metropolitan area is a bi-state metropolitan area anchored by Kansas City, Missouri. Its 14 counties straddle the border between the U.S. states of Missouri (9 counties) and Kansas (5 counties). With and a population of more ...

and St. Joseph metropolitan areas before exiting the state and entering

Iowa Iowa () is a U.S. state, state in the Midwestern United States, Midwestern region of the United States, bordered by the Mississippi River to the east and the Missouri River and Big Sioux River to the west. It is bordered by six states: Wiscon ...

. Almost all of I-29 in Missouri lies in an area called the

Platte Purchase The Platte Purchase was a land acquisition in 1836 by the United States government from American Indian tribes of the region. It comprised lands along the east bank of the Missouri River and added to the northwest corner of the state of Miss ...

that was not originally part of Missouri when the state entered the Union in 1821.

Route description

I-29 begins at I-70 in

in a concurrency with

I-35 Interstate 35 (I-35) is a major Interstate Highway in the central United States. As with most primary Interstates that end in a five, it is a major cross-country, north–south route. It stretches from Laredo, Texas, near the Mexican border ...

and U.S. Route 71 (US 71) at the

Downtown Loop The Downtown Loop may refer to: * Downtown Loop (Kansas City) * Atlanta Streetcar See also * Chicago Loop * Delmar Loop The Delmar Loop, often referred to by St. Louis residents simply as The Loop, is an entertainment, cultural and restauran ...

. It crosses over the Missouri River via the Bond Bridge. I-29 and I-35 separate in northern Kansas City, with I-29 turning northwest with US 71 running concurrent with it. It passes near Kansas City International Airport and near there is concurrent with I-435. I-29 then exits the Kansas City area. It enters the eastern portion of St. Joseph while downtown St. Joseph is served by

I-229 Interstate 229 (I-229) is the designation for two Interstate Highways in the United States, both related to Interstate 29: * Interstate 229 (South Dakota), a bypass of Sioux Falls, South Dakota * Interstate 229 (Missouri) Interstate 229 (I-2 ...

, a loop of I-29. After exiting St. Joseph, US 71 separates from I-29. I-29 then passes through rural areas of northwestern Missouri on a southeast-to-northwest alignment, then crosses into

north of Rock Port, approximately south of Council Bluffs.

History

I-70 east to I-435 south was alternate a via route for traffic to void the 3 at-grade crossings. During the 2019 Midwestern US floods, I-29 in Missouri was closed to traffic in both directions from St. Joseph to

Council Bluffs, Iowa Council Bluffs is a city in and the county seat of Pottawattamie County, Iowa, United States. The city is the most populous in Southwest Iowa, and is the third largest and a primary city of the Omaha-Council Bluffs Metropolitan Area. It is loc ...

when the highway got flooded. It reopened to traffic by October 2019.

Exit list

Auxiliary route

I-29 has one auxiliary route in Missouri: *: A bypass around the west side of St. Joseph

References

Explanatory notes

Citations

External links

Interstate-Guide.com
{{state detail page browse, type=I, route=29, state=Missouri, stateafter=Iowa 29 Missouri Transportation in Jackson County, Missouri Transportation in Clay County, Missouri Transportation in Platte County, Missouri Transportation in Buchanan County, Missouri Transportation in Andrew County, Missouri Transportation in Holt County, Missouri Transportation in Atchison County, Missouri Transportation in the Kansas City metropolitan area