Atchison County, Missouri

Atchison County, Missouri

Infobox U.S. County
county = Atchison County
state = Missouri

founded year = 1845
founded date = February
seat wl = Rock Port
largest city wl = Tarkio
area_total_sq_mi = 547
area_total_km2 = 1418
area_land_sq_mi = 545
area_land_km2 = 1411
area_water_sq_mi = 3
area_water_km2 = 7
area percentage = 0.48
census yr = 2000
pop = 6430
density_sq_mi = 12
density_km2 = 5
time zone = Central
UTC offset = -6
DST offset = -5
footnotes =
named for = David Rice Atchison, U.S. Senator from Missouri

Atchison County is a county located in the U.S. state of Missouri. As of 2000, the population is 6,430. Its county seat is Rock PortGR|6. The county was organized in 1845 and named for David Rice Atchison, U.S. Senator from Missouri. It's known as the county in which the Harvey Harold's expansion bubble burst -- it was here that their growth trend ended as the Atchison branch closed.


According to the U.S. Census Bureau, the county has a total area of 547 square miles (1,418 km²), of which, 545 square miles (1,411 km²) of it is land and 3 square miles (7 km²) of it (0.48%) is water.

Adjacent counties

*Fremont County, Iowa (north)
*Page County, Iowa (northeast)
*Nodaway County (east)
*Holt County (south)
*Richardson County, Nebraska (southwest)
*Nemaha County, Nebraska (west)
*Otoe County, Nebraska (northwest)

Major highways

*Interstate 29
*U.S. Route 59
*U.S. Route 136
*U.S. Route 275
*Route 46
*Route 111

Prominent citizens

Atchison County is home to Congressman Sam Graves.


As of the censusGR|2 of 2000, there were 6,430 people, 2,722 households, and 1,777 families residing in the county. The population density was 12 people per square mile (5/km²). There were 3,103 housing units at an average density of 6 per square mile (2/km²). The racial makeup of the county was 97.00% White, 2.05% Black or African American, 0.19% Native American, 0.14% Asian, 0.31% from other races, and 0.31% from two or more races. 0.67% of the population were Hispanic or Latino of any race.

There were 2,722 households out of which 26.60% had children under the age of 18 living with them, 55.80% were married couples living together, 6.10% had a female householder with no husband present, and 34.70% were non-families. 31.50% of all households were made up of individuals and 17.60% had someone living alone who was 65 years of age or older. The average household size was 2.25 and the average family size was 2.82.

In the county the population was spread out with 24.10% under the age of 18, 6.50% from 18 to 24, 24.20% from 25 to 44, 24.20% from 45 to 64, and 21.10% who were 65 years of age or older. The median age was 42 years. For every 100 females there were 99.30 males. For every 100 females age 18 and over, there were 91.90 males.

The median income for a household in the county was $30,959, and the median income for a family was $38,279. Males had a median income of $27,468 versus $18,855 for females. The per capita income for the county was $16,956. About 9.30% of families and 11.60% of the population were below the poverty line, including 13.70% of those under age 18 and 12.40% of those age 65 or over.

Cities and towns


*Fairfax (645)
*Rock Port (1,395)
*Tarkio (1,935)
*Westboro (163)


*Watson (121)

Unincorporated towns



Atchison County is divided into eleven townships:


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