Vernon is located in Dubuque County, Iowa. Vernon has a 2025 population of 4,028. Vernon 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 Vernon is $129,517 with a poverty rate of 9.69%.The median age in Vernon is 39.3 years: 36.5 years for males, and 40.7 years for females.
Data after 2023 is projected based on recent change
The racial composition of Vernon includes 96.57% White, and smaller percentages for Black or African American, Two or more races, other race, Asian, Native Hawaiian or Pacific Islander and multiracial populations.
White (96.6%)
Black or African American (1.6%)
Two or more races (0.9%)
Other race (0.4%)
Asian (0.3%)
Native Hawaiian or Pacific Islander (0.3%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 3,890 | 96.57% |
| Black or African American | 64 | 1.59% |
| Two or more races | 37 | 0.92% |
| Other race | 16 | 0.4% |
| Asian | 11 | 0.27% |
| Native Hawaiian or Pacific Islander | 10 | 0.25% |
Married
Widowed
Divorced
Separated
Never Married
Vernon's average per capita income is $63,929. Household income levels show a median of $116,528. The poverty rate stands at 9.69%.
Name | Median | Mean |
|---|---|---|
| Married Families | $133,063 | - |
| Families | $119,286 | $133,572 |
| Households | $116,528 | $129,517 |
| Non Families | $97,546 | $100,647 |
Average Income
Median Household Income
Poverty Rate