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.
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 (93.2%)
Asian (3.7%)
Two or more races (2.0%)
Black or African American (1.1%)
Other race (0.1%)
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