Tarkio

County:: Atchison County
County Seat:: No
Area (mi²):: 1.387
State:: Missouri

Tarkio is a city located in Atchison County, Missouri. Tarkio has a 2025 population of 1,422. Tarkio is currently declining at a rate of -1.25% annually and its population has decreased by -5.95% since the most recent census, which recorded a population of 1,512 in 2020.

The average household income in Tarkio is $71,152 with a poverty rate of 14.53%. The median age in Tarkio is 47.3 years: 46.5 years for males, and 48.3 years for females.

Demographics

The racial composition of Tarkio includes 93.37% White, and smaller percentages for other race, Black or African American, Native American, Asian, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

White

Two or more races

Other race

Black or African American

Native American

Asian

Native Hawaiian or Pacific Islander

Race	Population	Percentage (of total)
White	1,380	93.37%
Two or more races	77	5.21%
Other race	11	0.74%
Black or African American	9	0.61%
Native American	1	0.07%
Asian	0	0%
Native Hawaiian or Pacific Islander	0	0%

Tarkio Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Tarkio's average per capita income is $34,706. Household income levels show a median of $60,250. The poverty rate stands at 14.53%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.

Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.

Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.

Name	Median	Mean
Married Families	$78,750	-
Families	$69,375	$83,573
Households	$60,250	$71,152
Non Families	$31,875	$46,496

$34,706

Average Income

$60,250

Median Household Income

14.53%

Poverty Rate