Kansas City, Missouri
Kansas City, Missouri is the largest city in the U.S. state
U.S. state
A U.S. state is any one of the 50 federated states of the United States of America that share sovereignty with the federal government. Because of this shared sovereignty, an American is a citizen both of the federal entity and of his or her state of domicile. Four states use the official title of...

 of Missouri
Missouri is a US state located in the Midwestern United States, bordered by Iowa, Illinois, Kentucky, Tennessee, Arkansas, Oklahoma, Kansas and Nebraska. With a 2010 population of 5,988,927, Missouri is the 18th most populous state in the nation and the fifth most populous in the Midwest. It...

 and is the anchor city of the Kansas City Metropolitan Area
Kansas City Metropolitan Area
The Kansas City Metropolitan Area is a fifteen-county metropolitan area that is anchored by Kansas City, Missouri and is bisected by the border between the states of Missouri and Kansas. As of the 2010 Census, the metropolitan area has a population of 2,035,334. The metropolitan area is the...

, the second largest metropolitan area
Metropolitan area
The term metropolitan area refers to a region consisting of a densely populated urban core and its less-populated surrounding territories, sharing industry, infrastructure, and housing. A metropolitan area usually encompasses multiple jurisdictions and municipalities: neighborhoods, townships,...

 in Missouri. It encompasses 318 square miles (823.6 km²) in parts of Jackson
Jackson County, Missouri
Jackson County is a county located in the U.S. state of Missouri. With a population of 674,158 in the 2010 census, Jackson County is the second most populous of Missouri's counties, after St. Louis County. Kansas City, the state's most populous city and focus city of the Kansas City Metropolitan...

, Clay, Cass
Cass County, Missouri
Cass County is a county located in the U.S. state of Missouri. As of 2010, the population was 99,478. Its county seat is Harrisonville. The county was organized in 1835 as "Van Buren County", renamed in 1848 after Michigan U.S...

, and Platte
Platte County, Missouri
As of the census of 2000, there were 73,781 people, 29,278 households, and 20,231 families residing in the county. The population density was 176 people per square mile . There were 30,902 housing units at an average density of 74 per square mile...

 counties. It is one of two county seat
County seat
A county seat is an administrative center, or seat of government, for a county or civil parish. The term is primarily used in the United States....

s of Jackson County, the other being Independence
Independence, Missouri
Independence is the fourth largest city in the U.S. state of Missouri, and is contained within the counties of Jackson and Clay. It is part of the Kansas City Metropolitan Area...

, which is to the city's east. As of 2010, the population census was 459,787 with a metro area of 2.1 million.