Middleton is a city located in Canyon County, Idaho. Middleton has a 2025 population of 12,270 . Middleton is currently growing at a rate of 4.6% annually and its population has increased by 28.25% since the most recent census, which recorded a population of 9,567 in 2020.
The average household income in Middleton is $93,874 with a poverty rate of 7.16%. The median age in Middleton is 34.3 years: 31.7 years for males, and 35.8 years for females. For every 100 females there are 104.1 males.
Data after 2023 is projected based on recent change
The racial composition of Middleton includes 81.48% White, 9.09% other race, and smaller percentages for Asian, Black or African American, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
White (81.48%)
Other race (9.09%)
Two or more races (7.76%)
Asian (0.82%)
Black or African American (0.39%)
Native American (0.36%)
Native Hawaiian or Pacific Islander (0.11%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 8,230 | 81.48% |
| Other race | 918 | 9.09% |
| Two or more races | 784 | 7.76% |
| Asian | 83 | 0.82% |
| Black or African American | 39 | 0.39% |
| Native American | 36 | 0.36% |
| Native Hawaiian or Pacific Islander | 11 | 0.11% |
Married
Widowed
Divorced
Separated
Never Married
Middleton's average per capita income is $48,174. Household income levels show a median of $83,681. The poverty rate stands at 7.16%.
Name | Median | Mean |
|---|---|---|
| Married Families | $100,685 | - |
| Families | $97,219 | $106,662 |
| Households | $83,681 | $93,874 |
| Non Families | $47,037 | $55,010 |
Average Income
Median Household Income
Poverty Rate