Brown County, SD Demographics

The total population of Brown County is estimated to be 38,278 with 18,974 males (49.57%) and 19,304 females (50.43%). There are 330 more females than males in Brown County.
The median household income in Brown County was $68,968 in 2021, which marked an a decrease of 1,078(1.54%) from $70,046 in 2020. This income is 92.44% 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, Brown County sees its highest median household income among householders in the age group of 45 to 64 years old, at $82,209. Overall, the median household income for the county of Brown County stands at $68,968.
In Brown County, the median income for all workers aged 15 years and older, regardless of work hours, was $46,806 for males and $31,220 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $59,283 for males and $48,034 for females.
In Brown County, the demographic landscape is diverse, spanning 5 distinct racial categories among households. Among these, Asian households have the highest median household income at $71,428, while Some Other Race households represent the opposite end with the lowest median household income of $43,756.
In 2022, the population of Brown County was 37,972, a 0.31% decrease year-by-year from 2021. Previously, in 2021, Brown County's population was 38,090, a decline of 0.35% compared to a population of 38,222 in 2020.
The median age in Brown County, SD is 37.0, as per 2021 ACS 5-Year Estimates. Of the total population, 19.90% were under the age of 15, 21.04% aged 15 to 29, 41.77% aged 30 to 64, 14.68% aged 65 to 84, and 2.60% were 85 years of age and older.
Racial distribution of Brown County population: 86.59% are White, 2.50% are Black or African American, 3.46% are American Indian and Alaska Native, 3.48% are Asian, 0.16% are Native Hawaiian and other Pacific Islander, 0.80% are some other race and 3.01% are multiracial.