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The total population of Ada County is estimated to be 497,494 with 251,101 males (50.47%) and 246,393 females (49.53%). There are 4,708 less females than males in Ada County.
The median household income in Ada County was $81,193 in 2021, which marked an an increase of 1,928(2.43%) from $79,265 in 2020. This income is 108.83% of the U.S. median household income of $74,606 (all incomes in 2022 inflation-adjusted dollars).
Per the latest American Community Survey by the Census Bureau, Ada County sees its highest median household income among householders in the age group of 45 to 64 years old, at $105,706. Overall, the median household income for the county of Ada County stands at $87,774.
In Ada County, the median income for all workers aged 15 years and older, regardless of work hours, was $51,005 for males and $33,523 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $70,945 for males and $53,345 for females.
In Ada County, the demographic landscape is diverse, spanning 6 distinct racial categories among households. Among these, Asian households have the highest median household income at $123,472, while Black or African American households represent the opposite end with the lowest median household income of $43,484.
In 2022, the population of Ada County was 518,907, a 1.17% increase year-by-year from 2021. Previously, in 2021, Ada County's population was 512,914, an increase of 2.94% compared to a population of 498,260 in 2020.
The median age in Ada County, ID is 37.7, as per 2021 ACS 5-Year Estimates. Of the total population, 19.09% were under the age of 15, 19.71% aged 15 to 29, 46.54% aged 30 to 64, 13.30% aged 65 to 84, and 1.37% were 85 years of age and older.
Racial distribution of Ada County population: 87.64% are White, 1.30% are Black or African American, 0.59% are American Indian and Alaska Native, 2.57% are Asian, 0.23% are Native Hawaiian and other Pacific Islander, 2.13% are some other race and 5.54% are multiracial.