Marthasville Flag

Marthasville

County:
Warren County
County Seat:
No
Area (mi²):
0.854
State:
Missouri

Marthasville is a city located in Warren County, Missouri. Marthasville has a 2026 population of 1,323. Marthasville is currently growing at a rate of 0.84% annually and its population has increased by 5% since the most recent census, which recorded a population of 1,260 in 2020.

The median household income in Marthasville is $112,083 with a poverty rate of 2.65%. The median age in Marthasville is 30.5 years: 29.8 years for males, and 32 years for females. For every 100 females there are 114.0 males.

1.3K
Total Population
1,549
Density (mi²)
11 0.84%
Growth

Marthasville Population

Marthasville Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
20261,323110.84%
20251,312100.77%
20241,30220.15%
20231,300161.25%
20221,284100.78%
20211,274141.11%
20201,26010.08%
20191,191171.45%
20181,17440.34%
20171,170121.04%
20161,158110.96%
20151,147131.15%
20141,13470.62%
20131,12770.63%
20121,120-2-0.18%
20111,122-14-1.23%
20101,12830.27%

Median Age

Overall: 30.5 years
Female: 32 years
Male: 29.8 years

Marthasville Adults

There are 1,542 adults, (188 of whom are seniors) in Marthasville.

Sex Ratio

Female: 1,088 (46.7%)
Male: 1,240 (53.3%)

Demographics

The racial composition of Marthasville includes 96.05% White, and smaller percentages for other race and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White2,23696.05%
Two or more races813.48%
Other race110.47%
Race
Population ↓
Percentage (of total)
White281.2%
Two or more races170.73%
Other race110.47%
Race
Population ↓
Percentage (of total)
White2,20894.85%
Two or more races642.75%

Marthasville Marital Status

Economics and Income Statistics

Marthasville 's average per capita income is $51,534. Household income levels show a median of $112,083. The poverty rate stands at 2.65%.

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$120,245$116,490
Households$112,083$113,837
Married Families$109,479-
Non Families$40,625$58,334

$51,534

Average Income

$112,083

Median Household Income

2.65%

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)