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The total population of Lyman County is estimated to be 3,719 with 1,966 males (52.86%) and 1,753 females (47.14%). There are 213 less females than males in Lyman County.
The median household income in Lyman County was $60,506 in 2021, which marked an a decrease of 1,232(2%) from $61,738 in 2020. This income is 81.10% 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, Lyman County sees its highest median household income among householders in the age group of 45 to 64 years old, at $67,557. Overall, the median household income for the county of Lyman County stands at $60,506.
In Lyman County, the median income for all workers aged 15 years and older, regardless of work hours, was $29,520 for males and $24,271 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $57,139 for males and $41,740 for females.
In Lyman County, there are just two different racial groups among households. Among these, White households report a median household income of $70,325, while American Indian and Alaska Native households have a median household income of $30,569.
In 2022, the population of Lyman County was 3,692, a 1.63% decrease year-by-year from 2021. Previously, in 2021, Lyman County's population was 3,753, an increase of 1.19% compared to a population of 3,709 in 2020.
The median age in Lyman County, SD is 35.0, as per 2021 ACS 5-Year Estimates. Of the total population, 24.88% were under the age of 15, 19.25% aged 15 to 29, 40.07% aged 30 to 64, 13.64% aged 65 to 84, and 2.16% were 85 years of age and older.
Racial distribution of Lyman County population: 54.56% are White, 43.59% are American Indian and Alaska Native, 0.29% are Asian, 0.13% are Native Hawaiian and other Pacific Islander, 0.27% are some other race and 1.15% are multiracial.