Johnston is a city located in Polk County, Iowa Iowa. Unfortunately, the data for this location is currently limited or unavailable.
The average household income in Johnston is $142,571 with a poverty rate of 7.59%. The median age in Johnston is 38.4 years: 37.8 years for males, and 39.3 years for females. For every 100 females there are 96.4 males.
No data available.
The racial composition of Johnston includes 80.35% White, 8.6% Black or African American, 7.17% Asian, and smaller percentages for other race, Native American and multiracial populations.
White (80.35%)
Black or African American (8.6%)
Asian (7.17%)
Two or more races (3.05%)
Other race (0.7%)
Native American (0.12%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 19,442 | 80.35% |
| Black or African American | 2,081 | 8.6% |
| Asian | 1,735 | 7.17% |
| Two or more races | 738 | 3.05% |
| Other race | 170 | 0.7% |
| Native American | 30 | 0.12% |
Married
Widowed
Divorced
Separated
Never Married
Johnston's average per capita income is $73,596. Household income levels show a median of $103,430. The poverty rate stands at 7.59%.
Name | Median | Mean |
|---|---|---|
| Married Families | $166,201 | - |
| Families | $143,234 | $173,042 |
| Households | $103,430 | $142,571 |
| Non Families | $58,674 | $71,929 |
Average Income
Median Household Income
Poverty Rate