Clark is located in Tama County, Iowa. Clark has a 2025 population of 1,831 . Clark is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.
The average household income in Clark is $98,231 with a poverty rate of 10.99%. The median age in Clark is 43.1 years: 39.9 years for males, and 45.2 years for females. For every 100 females there are 117.7 males.
Data after 2023 is projected based on recent change
The racial composition of Clark includes 93.23% White, 3.66% Asian, and smaller percentages for Two or more races, Black or African American, other race and multiracial populations.
White (93.23%)
Asian (3.66%)
Two or more races (1.97%)
Black or African American (1.09%)
Other race (0.05%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 1,707 | 93.23% |
| Asian | 67 | 3.66% |
| Two or more races | 36 | 1.97% |
| Black or African American | 20 | 1.09% |
| Other race | 1 | 0.05% |
Married
Widowed
Divorced
Separated
Never Married
Clark's average per capita income is $50,200. Household income levels show a median of $64,231. The poverty rate stands at 10.99%.
Name | Median | Mean |
|---|---|---|
| Married Families | $97,656 | - |
| Families | $96,563 | $124,878 |
| Households | $64,231 | $98,231 |
| Non Families | $40,625 | $47,145 |
Average Income
Median Household Income
Poverty Rate