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The total population of Dewey County is estimated to be 5,275 with 2,648 males (50.20%) and 2,627 females (49.80%). There are 21 less females than males in Dewey County.
The median household income in Dewey County was $49,816 in 2021, which marked an a decrease of 2,149(4.14%) from $51,965 in 2020. This income is 66.77% 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, Dewey County sees its highest median household income among householders in the age group of under 25 years old, at $53,505. Overall, the median household income for the county of Dewey County stands at $49,816.
In Dewey County, the median income for all workers aged 15 years and older, regardless of work hours, was $32,277 for males and $27,859 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $40,534 for males and $38,540 for females.
In Dewey County, there are just three different racial groups among households. Among these, Two or More Races households report a median household income of $80,528, followed by White households at $60,594, and American Indian and Alaska Native households with a median household income of $44,035.
In 2022, the population of Dewey County was 5,140, a 1.49% decrease year-by-year from 2021. Previously, in 2021, Dewey County's population was 5,218, a decline of 0.11% compared to a population of 5,224 in 2020.
The median age in Dewey County, SD is 28.1, as per 2021 ACS 5-Year Estimates. Of the total population, 31.85% were under the age of 15, 20.38% aged 15 to 29, 38.35% aged 30 to 64, 8.93% aged 65 to 84, and 0.49% were 85 years of age and older.
Racial distribution of Dewey County population: 18.66% are White, 0.21% are Black or African American, 77.15% are American Indian and Alaska Native, 0.15% are Asian, 0.28% are Native Hawaiian and other Pacific Islander, 0.37% are some other race and 3.18% are multiracial.