Monticello Flag

Monticello

County:
Lewis County
County Seat:
Yes
Area (mi²):
0.261
State:
Missouri

Monticello is a village located in Lewis County, Missouri. Monticello has a 2025 population of 102. It is also the county seat of Lewis County. Monticello is currently declining at a rate of -0.97% annually and its population has decreased by -3.77% since the most recent census, which recorded a population of 106 in 2020.

The average household income in Monticello is $107,873 with a poverty rate of 21.64%.The median age in Monticello is 28.3 years: 28.2 years for males, and 31.1 years for females.

102
Total Population
391
Density (mi²)
-1 -0.97%
Growth

Monticello Population

Monticello Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Monticello includes 86.31% White, 4.75% Black or African American, and smaller percentages for and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White30986.31%
Two or more races328.94%
Black or African American174.75%

Monticello Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Monticello's average per capita income is $33,725. Household income levels show a median of $102,750. The poverty rate stands at 21.64%.

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
Families$121,250$126,543
Married Families$120,833-
Households$102,750$107,873
Non Families$46,250$49,657

$33,725

Average Income

$102,750

Median Household Income

21.64%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)