St. Lucas Flag

St. Lucas

County:
Fayette County
County Seat:
No
Area (mi²):
0.254
State:
Iowa

St. Lucas is a city located in Fayette County, Iowa. St. Lucas has a 2026 population of 167. St. Lucas is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 167 in 2020.

The median household income in St. Lucas is $104,375 with a poverty rate of 5.84%. The median age in St. Lucas is 37.5 years: 40 years for males, and 35.5 years for females. For every 100 females there are 113.9 males.

167
Total Population
657
Density (mi²)

St. Lucas Population

St. Lucas Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
202616700%
202516700%
202416700%
2023167-1-0.6%
202216821.2%
2021166-1-0.6%
2020167-1-0.6%
201913600%
2018136-1-0.73%
2017137-1-0.72%
2016138-1-0.72%
2015139-1-0.71%
2014140-1-0.71%
2013141-2-1.4%
2012143-2-1.38%
201114521.4%
201014500%

Median Age

Overall: 37.5 years
Female: 35.5 years
Male: 40 years

St. Lucas Adults

There are 105 adults, (28 of whom are seniors) in St. Lucas.

Sex Ratio

Female: 72 (46.8%)
Male: 82 (53.2%)

Demographics

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

Population by Race

Race
Population ↓
Percentage (of total)
White154100%
Race
Population ↓
Percentage (of total)
White154100%

St. Lucas Marital Status

Economics and Income Statistics

St. Lucas ' average per capita income is $44,167. Household income levels show a median of $104,375. The poverty rate stands at 5.84%.

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$114,375-
Families$112,500$108,469
Households$104,375$96,825
Non Families$47,813$58,192

$44,167

Average Income

$104,375

Median Household Income

5.84%

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)