Lewis Flag

Lewis

County:
Cass County
County Seat:
No
Area (mi²):
0.505
State:
Iowa

Lewis is a city located in Cass County, Iowa. Lewis has a 2026 population of 357. Lewis is currently declining at a rate of 0% annually and its population has decreased by -0.56% since the most recent census, which recorded a population of 359 in 2020.

The median household income in Lewis is $36,691 with a poverty rate of 13.88%. The median age in Lewis is 58.6 years: 58 years for males, and 61.3 years for females. For every 100 females there are 101.3 males.

357
Total Population
706
Density (mi²)

Lewis Population

Lewis Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
202635700%
2025357-1-0.28%
2024358-3-0.83%
202336100%
202236110.28%
202136010.28%
202035900%
2019398-7-1.73%
2018405-6-1.46%
201741100%
2016411-6-1.44%
201541710.24%
2014416-5-1.19%
2013421-2-0.47%
2012423-4-0.94%
2011427-6-1.39%
2010432-1-0.23%

Median Age

Overall: 58.6 years
Female: 61.3 years
Male: 58 years

Lewis Adults

There are 385 adults, (146 of whom are seniors) in Lewis.

Sex Ratio

Female: 229 (49.7%)
Male: 232 (50.3%)

Demographics

The racial composition of Lewis includes 91.32% White, and smaller percentages for and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White42191.32%
Two or more races408.68%
Race
Population ↓
Percentage (of total)
Two or more races194.12%
Race
Population ↓
Percentage (of total)
White42191.32%
Two or more races214.56%

Lewis Marital Status

Economics and Income Statistics

Lewis ' average per capita income is $42,917. Household income levels show a median of $36,691. The poverty rate stands at 13.88%.

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
Families$37,188$62,142
Married Families$37,077-
Households$36,691$53,503
Non Families$24,904$38,145

$42,917

Average Income

$36,691

Median Household Income

13.88%

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)