Plymouth Flag

Plymouth

County:
Hancock County
County Seat:
No
Area (mi²):
0.565
State:
Illinois

Plymouth is a village located in Hancock County, Illinois. Plymouth has a 2025 population of 420. Plymouth is currently declining at a rate of -0.71% annually and its population has decreased by -3.45% since the most recent census, which recorded a population of 435 in 2020.

The average household income in Plymouth is $55,097 with a poverty rate of 29.49%.The median age in Plymouth is 45.6 years: 42.5 years for males, and 51.5 years for females.

420
Total Population
744
Density (mi²)
-3 -0.71%
Growth

Plymouth Population

Plymouth Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Plymouth includes 91.41% White, and smaller percentages for Asian, Black or African American, Two or more races, other race and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White46891.41%
Asian152.93%
Black or African American142.73%
Two or more races122.34%
Other race30.59%

Plymouth Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Plymouth's average per capita income is $42,188. Household income levels show a median of $39,750. The poverty rate stands at 29.49%.

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$86,875-
Families$58,906$69,729
Households$39,750$55,097
Non Families$22,656$28,790

$42,188

Average Income

$39,750

Median Household Income

29.49%

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)