Outdoor Advertising Billboards for Rent in Leavenworth, KS

Leavenworth is the largest city and county seat of Leavenworth County, in the U.S. state of Kansas and within the Kansas City, Missouri Metropolitan Area. Located in the northeast portion of the state, it is situated on the west bank of the Missouri River. The population was 35,420 at the 2000 census. Leavenworth, founded in 1854, was the first incorporated city in Kansas. The city is located south of Fort Leavenworth, the oldest active Army post west of the Mississippi, which was established in 1827 by Colonel Henry Leavenworth. Leavenworth is the host of many detention centers and prisons, including the Leavenworth federal prison which the city is most famous for, and several smaller jails and prisons, including the city and county jails, a Federal Marshall's Detention Center, the military's maximum security prison, the United States Disciplinary Barracks. The very large Kansas State Penitentary and a State medium secruity presion are also located nearby the city. Leavenworth is also home to University of Saint Mary (Kansas), operated by the Sisters of Charity. Leavenworth is sister city to the city of Wagga Wagga in the Australian state of New South Wales as well as the city of Ōmihachiman, Japan. Beneath the city appears to be another one entirely: a recently publicized underground series of "vaults" is thought to have been used for commerce, fugitives, or slavery.

Demographics

Historical populations
Census	Pop.		%±
1860	7,429		—
1870	17,873		140.6%
1880	16,546		−7.4%
1890	19,768		19.5%
1900	20,735		4.9%
1910	19,363		−6.6%
1920	16,912		−12.7%
1930	17,466		3.3%
1940	19,220		10.0%
1950	20,579		7.1%
1960	22,052		7.2%
1970	25,147		14.0%
1980	33,656		33.8%
1990	38,495		14.4%
2000	35,420		−8.0%

As of the census of 2000, there were 35,420 people, 12,035 households, and 8,219 families residing in the city. The population density was 1,506.8 people per square mile (581.7/km²). There were 12,936 housing units at an average density of 550.3/sq mi (212.4/km²). The racial makeup of the city was 76.77% White, 16.32% African American, 0.76% Native American, 1.48% Asian, 0.17% Pacific Islander, 1.72% from other races, and 2.78% from two or more races. Hispanic or Latino of any race were 5.08% of the population.

There were 12,035 households out of which 39.1% had children under the age of 18 living with them, 53.0% were married couples living together, 11.6% had a female householder with no husband present, and 31.7% were non-families. 27.1% of all households were made up of individuals and 9.5% had someone living alone who was 65 years of age or older. The average household size was 2.60 and the average family size was 3.19.

In the city the population was spread out with 27.7% under the age of 18, 8.8% from 18 to 24, 34.8% from 25 to 44, 19.0% from 45 to 64, and 9.7% who were 65 years of age or older. The median age was 34 years. For every 100 females there were 112.4 males. For every 100 females age 18 and over, there were 116.2 males.

The median income for a household in the city was $40,681, and the median income for a family was $48,836. Males had a median income of $36,953 versus $24,235 for females. The per capita income for the city was $18,785. About 6.8% of families and 9.1% of the population were below the poverty line, including 12.1% of those under age 18 and 10.3% of those age 65 or over.

Leavenworth is the home of a Consolidated Mail Outpatient Pharmacy (CMOP). It is part of an initiative by the United States Department of Veterans Affairs to provide mail order prescriptions to veterans using computerization at strategic locations throughout the United States.