St. Martin Flag

St. Martin

County:
Brown County
County Seat:
No
Area (mi²):
1.937
State:
Ohio

St. Martin is a CDP located in Brown County, Ohio. St. Martin has a 2026 population of 164. St. Martin is currently growing at a rate of 7.19% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.

The median household income in St. Martin is $55,962 with a poverty rate of 18.29%. The median age in St. Martin is 56.9 years: 64.2 years for males, and 54.9 years for females. For every 100 females there are 76.3 males.

164
Total Population
85
Density (mi²)
11 7.19%
Growth

St. Martin Population

St. Martin Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
2026164117.19%
2025153106.99%

Median Age

Overall: 56.9 years
Female: 54.9 years
Male: 64.2 years

St. Martin Adults

There are 157 adults, (53 of whom are seniors) in St. Martin.

Sex Ratio

Female: 97 (56.7%)
Male: 74 (43.3%)

Demographics

The racial composition of St. Martin includes 100% White, and smaller percentages for and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White171100%
Race
Population ↓
Percentage (of total)
White171100%

St. Martin Marital Status

Economics and Income Statistics

St. Martin 's average per capita income is $0. Household income levels show a median of $55,962. The poverty rate stands at 18.29%.

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$62,500-
Households$55,962$70,214
Non Families$2,499-
Families-$99,470

$0

Average Income

$55,962

Median Household Income

18.29%

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)