Markham is a city located in Cook County, Illinois. Markham has a 2025 population of 11,207 . Markham is currently declining at a rate of -0.74% annually and its population has decreased by -3.55% since the most recent census, which recorded a population of 11,619 in 2020.
The average household income in Markham is $74,048 with a poverty rate of 18.88%. The median age in Markham is 33.7 years: 29.7 years for males, and 36.4 years for females. For every 100 females there are 89.8 males.
Data after 2023 is projected based on recent change
The racial composition of Markham includes 70.22% Black or African American, 15% White, 9.84% other race, and smaller percentages for Native American, Asian and multiracial populations.
Black or African American (70.22%)
White (15%)
Other race (9.84%)
Two or more races (4.16%)
Native American (0.48%)
Asian (0.3%)
Race | Population | Percentage (of total) |
|---|---|---|
| Black or African American | 8,029 | 70.22% |
| White | 1,715 | 15% |
| Other race | 1,125 | 9.84% |
| Two or more races | 476 | 4.16% |
| Native American | 55 | 0.48% |
| Asian | 34 | 0.3% |
Married
Widowed
Divorced
Separated
Never Married
Markham's average per capita income is $40,270. Household income levels show a median of $52,364. The poverty rate stands at 18.88%.
Name | Median | Mean |
|---|---|---|
| Married Families | $93,060 | - |
| Families | $58,363 | $75,505 |
| Households | $52,364 | $74,048 |
| Non Families | $39,830 | $58,884 |
Average Income
Median Household Income
Poverty Rate