Counties in South Dakota by uninsured rate, under 19 (US model-based estimate)

Jones County had the highest uninsured rate, under 19 (US model-based estimate) of 66 counties in 2015, at 14.5%. Lincoln County had the lowest, at 3.6%. The median was 8.9% and the figure for South Dakota was 7%. Source: the U.S. Census Bureau.

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Highest14.5Jones County
Median8.966 counties
South Dakota7History

Map of counties, 2015

Aurora County: 12.2 %Beadle County: 8.4 %Bennett County: 10.3 %Bon Homme County: 10.4 %Brookings County: 6.8 %Brown County: 6.1 %Brule County: 11.2 %Buffalo County: 7.8 %Butte County: 7.7 %Campbell County: 9.9 %Charles Mix County: 12.2 %Clark County: 11.6 %Clay County: 8.1 %Codington County: 5.6 %Corson County: 9.4 %Custer County: 9.1 %Davison County: 6.3 %Day County: 12.2 %Deuel County: 8.7 %Dewey County: 9.9 %Douglas County: 10.4 %Edmunds County: 8.9 %Fall River County: 7.5 %Faulk County: 7.9 %Grant County: 8.2 %Gregory County: 12 %Haakon County: 10.8 %Hamlin County: 9 %Hand County: 8.6 %Hanson County: 9.3 %Harding County: 9 %Hughes County: 6.7 %Hutchinson County: 8.4 %Hyde County: 9.2 %Jackson County: 12.5 %Jerauld County: 9.9 %Jones County: 14.5 %Kingsbury County: 8 %Lake County: 6.4 %Lawrence County: 6.6 %Lincoln County: 3.6 %Lyman County: 9.4 %McCook County: 7.9 %McPherson County: 10.3 %Marshall County: 13.8 %Meade County: 6.6 %Mellette County: 8.7 %Miner County: 8.4 %Minnehaha County: 5.9 %Moody County: 11.4 %Oglala Lakota County: 6.8 %Pennington County: 7 %Perkins County: 12.6 %Potter County: 9.9 %Roberts County: 11.6 %Sanborn County: 8.9 %Spink County: 9.1 %Stanley County: 8.2 %Sully County: 11.8 %Todd County: 5.9 %Tripp County: 9.5 %Turner County: 7.9 %Union County: 4.7 %Walworth County: 10.1 %Yankton County: 6 %Ziebach County: 7.5 %
  • Under 6.7
  • 6.7 to 8
  • 8 to 8.9
  • 8.9 to 9.9
  • 9.9 to 11
  • 11 and over
%, 2015. Source: U.S. Census Bureau, Small Area Health Insurance Estimates (SAHIE): percent uninsured, under 19, all races, both sexes, all income levels, states and counties. Boundaries: U.S. Census Bureau cartographic boundary files.

Top 40 counties, 2015

Jones County: 14.5 %Jones County14.5Marshall County: 13.8 %Marshall County13.8Perkins County: 12.6 %Perkins County12.6Jackson County: 12.5 %Jackson County12.5Aurora County: 12.2 %Aurora County12.2Charles Mix County: 12.2 %Charles Mix County12.2Day County: 12.2 %Day County12.2Gregory County: 12 %Gregory County12Sully County: 11.8 %Sully County11.8Clark County: 11.6 %Clark County11.6Roberts County: 11.6 %Roberts County11.6Moody County: 11.4 %Moody County11.4Brule County: 11.2 %Brule County11.2Haakon County: 10.8 %Haakon County10.8Bon Homme County: 10.4 %Bon Homme County10.4Douglas County: 10.4 %Douglas County10.4Bennett County: 10.3 %Bennett County10.3McPherson County: 10.3 %McPherson County10.3Walworth County: 10.1 %Walworth County10.1Campbell County: 9.9 %Campbell County9.9Dewey County: 9.9 %Dewey County9.9Jerauld County: 9.9 %Jerauld County9.9Potter County: 9.9 %Potter County9.9Tripp County: 9.5 %Tripp County9.5Corson County: 9.4 %Corson County9.4Lyman County: 9.4 %Lyman County9.4Hanson County: 9.3 %Hanson County9.3Hyde County: 9.2 %Hyde County9.2Custer County: 9.1 %Custer County9.1Spink County: 9.1 %Spink County9.1Hamlin County: 9 %Hamlin County9Harding County: 9 %Harding County9Edmunds County: 8.9 %Edmunds County8.9Sanborn County: 8.9 %Sanborn County8.9Deuel County: 8.7 %Deuel County8.7Mellette County: 8.7 %Mellette County8.7Hand County: 8.6 %Hand County8.6Beadle County: 8.4 %Beadle County8.4Hutchinson County: 8.4 %Hutchinson County8.4Miner County: 8.4 %Miner County8.4Jones County: 14.5 %Jones County14.5Marshall County: 13.8 %Marshall County13.8Perkins County: 12.6 %Perkins County12.6Jackson County: 12.5 %Jackson County12.5Aurora County: 12.2 %Aurora County12.2Charles Mix County: 12.2 %Charles Mix County12.2Day County: 12.2 %Day County12.2Gregory County: 12 %Gregory County12Sully County: 11.8 %Sully County11.8Clark County: 11.6 %Clark County11.6Roberts County: 11.6 %Roberts County11.6Moody County: 11.4 %Moody County11.4Brule County: 11.2 %Brule County11.2Haakon County: 10.8 %Haakon County10.8Bon Homme County: 10.4 %Bon Homme County10.4Douglas County: 10.4 %Douglas County10.4Bennett County: 10.3 %Bennett County10.3McPherson County: 10.3 %McPherson County10.3Walworth County: 10.1 %Walworth County10.1Campbell County: 9.9 %Campbell County9.9Dewey County: 9.9 %Dewey County9.9Jerauld County: 9.9 %Jerauld County9.9Potter County: 9.9 %Potter County9.9Tripp County: 9.5 %Tripp County9.5Corson County: 9.4 %Corson County9.4Lyman County: 9.4 %Lyman County9.4Hanson County: 9.3 %Hanson County9.3Hyde County: 9.2 %Hyde County9.2Custer County: 9.1 %Custer County9.1Spink County: 9.1 %Spink County9.1Hamlin County: 9 %Hamlin County9Harding County: 9 %Harding County9Edmunds County: 8.9 %Edmunds County8.9Sanborn County: 8.9 %Sanborn County8.9Deuel County: 8.7 %Deuel County8.7Mellette County: 8.7 %Mellette County8.7Hand County: 8.6 %Hand County8.6Beadle County: 8.4 %Beadle County8.4Hutchinson County: 8.4 %Hutchinson County8.4Miner County: 8.4 %Miner County8.4
%. Source: U.S. Census Bureau, Small Area Health Insurance Estimates (SAHIE): percent uninsured, under 19, all races, both sexes, all income levels, states and counties. Retrieved 2026-10-12.

Full ranking

RankCounties2015 (%)Change on 2014
1Jones County14.5-2.6 pts
2Marshall County13.8+2.3 pts
3Perkins County12.6-0.3 pts
4Jackson County12.5-0.1 pts
5Aurora County12.2+3.4 pts
5Charles Mix County12.2+0.5 pts
5Day County12.2+2 pts
8Gregory County12-0.1 pts
9Sully County11.8+3.2 pts
10Clark County11.6-0.3 pts
10Roberts County11.6+3.1 pts
12Moody County11.4+2.1 pts
13Brule County11.2+1.1 pts
14Haakon County10.8-1.5 pts
15Bon Homme County10.4+1.7 pts
15Douglas County10.4-1.2 pts
17Bennett County10.3+1.9 pts
17McPherson County10.3+0.2 pts
19Walworth County10.1+2.8 pts
20Campbell County9.9+1.4 pts
20Dewey County9.9+0.6 pts
20Jerauld County9.9+1 pts
20Potter County9.9-0.2 pts
24Tripp County9.5-0.8 pts
25Corson County9.4+1.2 pts
25Lyman County9.4+0.1 pts
27Hanson County9.3+0.6 pts
28Hyde County9.2+1.5 pts
29Custer County9.1+1 pts
29Spink County9.1+2.1 pts
31Hamlin County9+0.7 pts
31Harding County9-2.4 pts
33Edmunds County8.9+1.8 pts
33Sanborn County8.9-1.6 pts
35Deuel County8.7+0.3 pts
35Mellette County8.7+0.3 pts
37Hand County8.6+1 pts
38Beadle County8.4+1 pts
38Hutchinson County8.4-0.3 pts
38Miner County8.4+0.4 pts
41Grant County8.2+0.6 pts
41Stanley County8.2+0.5 pts
43Clay County8.1+1.1 pts
44Kingsbury County8+0.8 pts
45Faulk County7.9+0.7 pts
45McCook County7.9+0.8 pts
45Turner County7.9+0.4 pts
48Buffalo County7.8+1.8 pts
49Butte County7.7+0.1 pts
50Fall River County7.5-0.2 pts
50Ziebach County7.5-1 pts
52Pennington County7+1.4 pts
53Brookings County6.8+1.7 pts
53Oglala Lakota County6.8+1.1 pts
55Hughes County6.7+0.8 pts
56Lawrence County6.6+0.4 pts
56Meade County6.6-0.4 pts
58Lake County6.4+0.8 pts
59Davison County6.3+0.8 pts
60Brown County6.1+0.6 pts
61Yankton County6+0.2 pts
62Minnehaha County5.9+1.3 pts
62Todd County5.9+0.2 pts
64Codington County5.6+0.6 pts
65Union County4.7+0.1 pts
66Lincoln County3.6+0.2 pts

Other periods

About this ranking

People under 19 without health insurance coverage of any kind, as a percentage of all people under 19. United States: Census Bureau Small Area Health Insurance Estimates (SAHIE) for states and counties, all races, both sexes and all income levels.

A model-based single-year estimate that combines the American Community Survey with administrative records and population estimates, so every county gets a figure. Covers states and counties only, because the SAHIE dataset files have no national row. The Census Bureau advises comparing years from 2008 on only; 2013 is the updated release. Under 19 matches the age limit for children in Medicaid and the Children's Health Insurance Program (CHIP).

Every value in the ranking comes from the same publisher and the same period, so the counties are compared on one definition. Equal values share a rank.

How to cite

U.S. Census Bureau. Small Area Health Insurance Estimates (SAHIE): percent uninsured, under 19, all races, both sexes, all income levels, states and counties. https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2015-csv.zip. Retrieved 2026-10-12.

Citation styles

The publisher is the author. Invokely is named only as the place the figures were read, where a style asks for it.

APA 7

U.S. Census Bureau. (2026). Small Area Health Insurance Estimates (SAHIE): percent uninsured, under 19, all races, both sexes, all income levels, states and counties (Counties in South Dakota by uninsured rate, under 19 (US model-based estimate), 2015) [Data set]. Retrieved October 12, 2026, from https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2015-csv.zip

MLA 9

Small Area Health Insurance Estimates (SAHIE): percent uninsured, under 19, all races, both sexes, all income levels, states and counties, Counties in South Dakota by uninsured rate, under 19 (US model-based estimate), 2015. U.S. Census Bureau, 6 Aug. 2026, https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2015-csv.zip. Invokely, https://invokely.ai/rankings/uninsured-rate-under-19/south-dakota-counties?period=2015. Accessed 12 Oct. 2026.

Chicago (author-date)

U.S. Census Bureau. 2026. Small Area Health Insurance Estimates (SAHIE): percent uninsured, under 19, all races, both sexes, all income levels, states and counties. Counties in South Dakota by uninsured rate, under 19 (US model-based estimate), 2015. Dataset. Accessed October 12, 2026. https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2015-csv.zip. Also distributed by Invokely, https://invokely.ai/rankings/uninsured-rate-under-19/south-dakota-counties?period=2015.

Harvard

U.S. Census Bureau (2026) Small Area Health Insurance Estimates (SAHIE): percent uninsured, under 19, all races, both sexes, all income levels, states and counties, Counties in South Dakota by uninsured rate, under 19 (US model-based estimate), 2015 [Dataset]. Available at: https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2015-csv.zip, via Invokely: https://invokely.ai/rankings/uninsured-rate-under-19/south-dakota-counties?period=2015 (Accessed: 12 October 2026).

BibTeX
@misc{census_counties_in_south_dakota_2015,
  author = {{U.S. Census Bureau}},
  title = {{Small Area Health Insurance Estimates (SAHIE): percent uninsured, under 19, all races, both sexes, all income levels, states and counties: Counties in South Dakota by uninsured rate, under 19 (US model-based estimate), 2015}},
  year = {2026},
  howpublished = {Data set},
  url = {https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2015-csv.zip},
  urldate = {2026-10-12},
  note = {Accessed via Invokely, https://invokely.ai/rankings/uninsured-rate-under-19/south-dakota-counties?period=2015. Publisher attribution: U.S. Census Bureau. Small Area Health Insurance Estimates (SAHIE): percent uninsured, under 19, all races, both sexes, all income levels, states and counties. https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2015-csv.zip. Retrieved 2026-10-12.},
}
RIS
TY  - DATA
AU  - U.S. Census Bureau
TI  - Small Area Health Insurance Estimates (SAHIE): percent uninsured, under 19, all races, both sexes, all income levels, states and counties: Counties in South Dakota by uninsured rate, under 19 (US model-based estimate), 2015
PY  - 2026
DA  - 2026/08/06
PB  - U.S. Census Bureau
DB  - Invokely
UR  - https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2015-csv.zip
L2  - https://invokely.ai/rankings/uninsured-rate-under-19/south-dakota-counties?period=2015
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/rankings/uninsured-rate-under-19/south-dakota-counties?period=2015.
N1  - Publisher attribution: U.S. Census Bureau. Small Area Health Insurance Estimates (SAHIE): percent uninsured, under 19, all races, both sexes, all income levels, states and counties. https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2015-csv.zip. Retrieved 2026-10-12.
ER  - 
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Questions

Which county has the highest uninsured rate, under 19 (US model-based estimate)?

Jones County, with 14.5% in 2015, according to the U.S. Census Bureau.

Which county has the lowest uninsured rate, under 19 (US model-based estimate)?

Lincoln County, with 3.6% in 2015.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: U.S. Census Bureau, Small Area Health Insurance Estimates (SAHIE): percent uninsured, under 19, all races, both sexes, all income levels, states and counties. Retrieved 2026-10-12.

Uninsured rate, under 19 (US model-based estimate): other rankings

Counties in South Dakota: more rankings