Thayer is a city located in Union County, Iowa. Thayer has a 2025 population of 47. Thayer is currently declining at a rate of 0% annually and its population has decreased by -4.08% since the most recent census, which recorded a population of 49 in 2020.
The average household income in Thayer is $61,042 with a poverty rate of 0%.The median age in Thayer is 13 years: 29.3 years for males, and 10.6 years for females.
Data after 2023 is projected based on recent change
The racial composition of Thayer includes 48% White, and smaller percentages for and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| Two or more races | 26 | 52% |
| White | 24 | 48% |
Married
Widowed
Divorced
Separated
Never Married
Thayer's average per capita income is $43,750. Household income levels show a median of $52,500. The poverty rate stands at 0%.
Name | Median | Mean |
|---|---|---|
| Families | $63,750 | $69,638 |
| Married Families | $56,250 | - |
| Households | $52,500 | $61,042 |
| Non Families | - | - |
Average Income
Median Household Income
Poverty Rate