Lamar

County:: Johnson County
County Seat:: No
Area (mi²):: 4.616
State:: Arkansas

Lamar is a city located in Johnson County, Arkansas. Lamar has a 2025 population of 1,781. Lamar is currently growing at a rate of 0.74% annually and its population has increased by 3.79% since the most recent census, which recorded a population of 1,716 in 2020.

The average household income in Lamar is $62,058 with a poverty rate of 25.44%.The median age in Lamar is 34.5 years: 32.1 years for males, and 38.2 years for females.

Demographics

The racial composition of Lamar includes 86.8% White, and smaller percentages for Black or African American, Asian and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	1,585	86.8%
Two or more races	197	10.79%
Black or African American	38	2.08%
Asian	6	0.33%

Lamar Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Lamar's average per capita income is $43,790. Household income levels show a median of $41,579. The poverty rate stands at 25.44%.

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	$79,904	-
Families	$65,375	$75,256
Households	$41,579	$62,058
Non Families	$16,771	$35,206

$43,790

Average Income

$41,579

Median Household Income

25.44%

Poverty Rate