St. Maries Flag

St. Maries

County:
Benewah County
County Seat:
Yes
Area (mi²):
1.187
State:
Idaho

St. Maries is a city located in Benewah County, Idaho. St. Maries has a 2026 population of 2,548. It is also the county seat of Benewah County. St. Maries is currently growing at a rate of 1.23% annually and its population has increased by 7.74% since the most recent census, which recorded a population of 2,365 in 2020.

The median household income in St. Maries is $60,458 with a poverty rate of 12.68%. The median age in St. Maries is 41.1 years: 41.5 years for males, and 40.9 years for females. For every 100 females there are 99.7 males.

2.5K
Total Population
2,146
Density (mi²)
31 1.23%
Growth

St. Maries Population

St. Maries Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
20262,548311.23%
20252,517301.21%
20242,48790.36%
20232,478-3-0.12%
20222,481602.48%
20212,421562.37%
20202,36570.3%
20192,450130.53%
20182,43720.08%
20172,435301.25%
20162,40530.12%
20152,402-16-0.66%
20142,418-2-0.08%
20132,420-30-1.22%
20122,450-15-0.61%
20112,465632.62%
20102,50000%

Median Age

Overall: 41.1 years
Female: 40.9 years
Male: 41.5 years

St. Maries Adults

There are 2,256 adults, (481 of whom are seniors) in St. Maries.

Sex Ratio

Female: 1,460 (50.1%)
Male: 1,455 (49.9%)

Demographics

The racial composition of St. Maries includes 94.55% White, and smaller percentages for Native American, Black or African American, other race and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White2,75694.55%
Two or more races1013.46%
Native American541.85%
Black or African American30.1%
Other race10.03%
Race
Population ↓
Percentage (of total)
White391.34%
Two or more races220.75%
Native American180.62%
Race
Population ↓
Percentage (of total)
White2,71793.21%
Two or more races792.71%
Native American361.23%
Black or African American30.1%
Other race10.03%

St. Maries Marital Status

Economics and Income Statistics

St. Maries ' average per capita income is $47,460. Household income levels show a median of $60,458. The poverty rate stands at 12.68%.

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$102,371-
Families$83,472$90,814
Households$60,458$71,543
Non Families$24,257$36,786

$47,460

Average Income

$60,458

Median Household Income

12.68%

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)