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 2025 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 average household income in St. Lucas is $81,329 with a poverty rate of 7.53%.The median age in St. Lucas is 32 years: 30.4 years for males, and 33.2 years for females.

167
Total Population
657
Density (mi²)
0 0%
Growth

St. Lucas Population

St. Lucas Population

Data after 2023 is projected based on recent change

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)
White186100%

St. Lucas Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

St. Lucas' average per capita income is $45,893. Household income levels show a median of $75,000. The poverty rate stands at 7.53%.

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$109,583-
Families$97,500$96,263
Households$75,000$81,329
Non Families-$46,335

$45,893

Average Income

$75,000

Median Household Income

7.53%

Poverty Rate

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)