Williamson Flag

Williamson

County:
Lucas County
County Seat:
No
Area (mi²):
0.381
State:
Iowa

Williamson is a city located in Lucas County, Iowa. Williamson has a 2025 population of 129. Williamson is currently growing at a rate of 1.57% annually and its population has increased by 9.32% since the most recent census, which recorded a population of 118 in 2020.

The average household income in Williamson is $59,138 with a poverty rate of 26.75%. The median age in Williamson is 34.2 years: 33.5 years for males, and 34.4 years for females.

129
Total Population
338
Density (mi²)
2 1.57%
Growth

Williamson Population

Williamson Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Williamson includes 92.54% White, and smaller percentages for other race, Asian, Black or African American, Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

White

Two or more races

Other race

Asian

Black or African American

Native American

Native Hawaiian or Pacific Islander

Race
Population
Percentage (of total)
White21192.54%
Two or more races114.82%
Other race52.19%
Asian10.44%
Black or African American00%
Native American00%
Native Hawaiian or Pacific Islander00%

Williamson Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Williamson's average per capita income is $42,813. Household income levels show a median of $53,438. The poverty rate stands at 26.75%.

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$97,955-
Families$78,750$67,744
Households$53,438$59,138
Non Families-$17,929

$42,813

Average Income

$53,438

Median Household Income

26.75%

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)