St. Mary's Flag

St. Mary's

County Seat:
No
Area (mi²):
1.438
State:
Colorado

St. Mary's is a CDP located in Clear Creek County, Colorado. St. Mary's has a 2026 population of 95. St. Mary's is currently declining at a rate of -10.38% 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. Mary's is $25,357 with a poverty rate of 54.41%. The median age in St. Mary's is 64.1 years: 64.2 years for males, and 0 years for females. For every 100 females there are 151.9 males.

95
Total Population
66
Density (mi²)
-11 -10.38%
Growth

St. Mary's Population

St. Mary's Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
202695-11-10.38%
2025106-12-10.17%

Median Age

Overall: 64.1 years
Female: 0 years
Male: 64.2 years

St. Mary's Adults

There are 68 adults, (14 of whom are seniors) in St. Mary's.

Sex Ratio

Female: 27 (39.7%)
Male: 41 (60.3%)

Demographics

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

Population by Race

Race
Population ↓
Percentage (of total)
White68100%
Race
Population ↓
Percentage (of total)
White68100%

St. Mary's Marital Status

Economics and Income Statistics

St. Mary's ' average per capita income is $12,500. Household income levels show a median of $25,357. The poverty rate stands at 54.41%.

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
Households$25,357$35,014
Families--
Married Families--
Non Families-$42,951

$12,500

Average Income

$25,357

Median Household Income

54.41%

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)