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Market insights · South Dakota

Charles Mix County, SD: growth, migration and housing

Charles Mix County has 9,303 residents, down 0.5% since 2020 (+0.3% in the last year). In 2022–2023, 116 households moved in and 127 moved out (-11 net), bringing in a net $0.2M of income. Median household income is $64,038, the median home $170,600 and median rent $704 a month.

Population (2025)9,303
5-year growth-0.5%
1-year growth+0.3%
Net households moving in-11
Per 1,000 residents-1.2
Net income moving in+$0.2M
Median household income$64,038
Median home value$170,600
Median rent$704/mo
Rent as share of income13%

In South Dakota: 49th of 66 counties for 5-year population growth · 24th of 62 counties for net in-migration (per resident) · 53rd of 66 counties for median household income · 31st of 66 counties for median home value.

Where new residents came from

Top counties by households (tax returns) moving to Charles Mix County, 2022–2023 (IRS).

FromHouseholds (tax returns)Their income (AGI)
Minnehaha County, SD24$1.7M

Where leavers went

Top counties by households leaving Charles Mix County, 2022–2023 (IRS).

ToHouseholds (tax returns)Their income (AGI)
Minnehaha County, SD22$0.7M

BizyFi in Charles Mix County

No companies in the BizyFi directory are based here yet. Search them on the company map (company names with a free account), or browse South Dakota companies.

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Sources: U.S. Census Bureau population estimates (vintage 2025), American Community Survey 5-year (2024), and IRS Statistics of Income county-to-county migration data (2022–2023). Migration counts are tax returns (roughly households) moving between U.S. counties; the IRS suppresses very small flows. Growth rates, per-1,000 figures, rent share and state ranks are BizyFi calculations. Data updated 2026-10-17. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.