Old Monroe

County:: Lincoln County
County Seat:: No
Area (mi²):: 0.362
State:: Missouri

Old Monroe is a city located in Lincoln County, Missouri. Old Monroe has a 2025 population of 281. Old Monroe is currently growing at a rate of 2.18% annually and its population has increased by 11.95% since the most recent census, which recorded a population of 251 in 2020.

The average household income in Old Monroe is $66,262 with a poverty rate of 4.42%.The median age in Old Monroe is 30.5 years: 24.8 years for males, and 33.7 years for females.

Demographics

The racial composition of Old Monroe includes 98.36% White, and smaller percentages for Two or more races and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	180	98.36%
Two or more races	3	1.64%

Old Monroe Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Old Monroe's average per capita income is $41,563. Household income levels show a median of $61,458. The poverty rate stands at 4.42%.

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	$87,917	-
Families	$71,250	$72,698
Households	$61,458	$66,262
Non Families	$55,417	$53,583

$41,563

Average Income

$61,458

Median Household Income

4.42%

Poverty Rate