Grisham Flag

Grisham

County Seat:
No
Area (mi²):
24.362
State:
Illinois

Grisham is located in Montgomery County, Illinois. Grisham has a 2025 population of 598. Grisham is currently declining at a rate of -0.99% annually and its population has decreased by -3.7% since the most recent census, which recorded a population of 621 in 2020.

The average household income in Grisham is $73,020 with a poverty rate of 16.77%.The median age in Grisham is 52.8 years: 52.5 years for males, and 52.9 years for females.

598
Total Population
25
Density (mi²)
-6 -0.99%
Growth

Grisham Population

Grisham Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Grisham includes 89.65% White, and smaller percentages for Black or African American, other race and multiracial populations.

Population by Race

White (89.6%)

Two or more races (8.1%)

Black or African American (2.1%)

Other race (0.2%)

Race
Population
Percentage (of total)
White43389.65%
Two or more races398.07%
Black or African American102.07%
Other race10.21%

Grisham Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Grisham's average per capita income is $58,182. Household income levels show a median of $70,375. The poverty rate stands at 16.77%.

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$103,250-
Families$80,625$82,230
Households$70,375$73,020
Non Families-$53,013

$58,182

Average Income

$70,375

Median Household Income

16.77%

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)