Counties in South Carolina by uninsured rate, under 65 (US model-based estimate)

Jasper County had the highest uninsured rate, under 65 (US model-based estimate) of 46 counties in 2016, at 18.1%. Richland County had the lowest, at 9.5%. The median was 12.4% and the figure for South Carolina was 12.1%. Source: the U.S. Census Bureau.

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Highest18.1Jasper County
Median12.446 counties
South Carolina12.1History

Map of counties, 2016

Abbeville County: 12.1 %Aiken County: 11.8 %Allendale County: 11.2 %Anderson County: 11.6 %Bamberg County: 12.4 %Barnwell County: 10.9 %Beaufort County: 14.1 %Berkeley County: 11.2 %Calhoun County: 12.5 %Charleston County: 12.5 %Cherokee County: 11.9 %Chester County: 11.8 %Chesterfield County: 13.9 %Clarendon County: 14 %Colleton County: 13.4 %Darlington County: 12.4 %Dillon County: 14.5 %Dorchester County: 10 %Edgefield County: 12.6 %Fairfield County: 12.2 %Florence County: 10.3 %Georgetown County: 13.9 %Greenville County: 12.4 %Greenwood County: 13.5 %Hampton County: 11.8 %Horry County: 16 %Jasper County: 18.1 %Kershaw County: 11.9 %Lancaster County: 10.3 %Laurens County: 12 %Lee County: 12.7 %Lexington County: 10.9 %McCormick County: 11.2 %Marion County: 13.2 %Marlboro County: 13.8 %Newberry County: 13.5 %Oconee County: 14.2 %Orangeburg County: 13 %Pickens County: 12.8 %Richland County: 9.5 %Saluda County: 17.4 %Spartanburg County: 12.6 %Sumter County: 12 %Union County: 11.4 %Williamsburg County: 12.3 %York County: 10.4 %
  • Under 11
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  • 14 and over
%, 2016. Source: U.S. Census Bureau, Small Area Health Insurance Estimates (SAHIE): percent uninsured, under 65, all races, both sexes, all income levels, states and counties. Boundaries: U.S. Census Bureau cartographic boundary files.

All counties, 2016

Jasper County: 18.1 %Jasper County18.1Saluda County: 17.4 %Saluda County17.4Horry County: 16 %Horry County16Dillon County: 14.5 %Dillon County14.5Oconee County: 14.2 %Oconee County14.2Beaufort County: 14.1 %Beaufort County14.1Clarendon County: 14 %Clarendon County14Chesterfield County: 13.9 %Chesterfield County13.9Georgetown County: 13.9 %Georgetown County13.9Marlboro County: 13.8 %Marlboro County13.8Greenwood County: 13.5 %Greenwood County13.5Newberry County: 13.5 %Newberry County13.5Colleton County: 13.4 %Colleton County13.4Marion County: 13.2 %Marion County13.2Orangeburg County: 13 %Orangeburg County13Pickens County: 12.8 %Pickens County12.8Lee County: 12.7 %Lee County12.7Edgefield County: 12.6 %Edgefield County12.6Spartanburg County: 12.6 %Spartanburg County12.6Calhoun County: 12.5 %Calhoun County12.5Charleston County: 12.5 %Charleston County12.5Bamberg County: 12.4 %Bamberg County12.4Darlington County: 12.4 %Darlington County12.4Greenville County: 12.4 %Greenville County12.4Williamsburg County: 12.3 %Williamsburg County12.3Fairfield County: 12.2 %Fairfield County12.2Abbeville County: 12.1 %Abbeville County12.1Laurens County: 12 %Laurens County12Sumter County: 12 %Sumter County12Cherokee County: 11.9 %Cherokee County11.9Kershaw County: 11.9 %Kershaw County11.9Aiken County: 11.8 %Aiken County11.8Chester County: 11.8 %Chester County11.8Hampton County: 11.8 %Hampton County11.8Anderson County: 11.6 %Anderson County11.6Union County: 11.4 %Union County11.4Allendale County: 11.2 %Allendale County11.2Berkeley County: 11.2 %Berkeley County11.2McCormick County: 11.2 %McCormick County11.2Barnwell County: 10.9 %Barnwell County10.9Lexington County: 10.9 %Lexington County10.9York County: 10.4 %York County10.4Florence County: 10.3 %Florence County10.3Lancaster County: 10.3 %Lancaster County10.3Dorchester County: 10 %Dorchester County10Richland County: 9.5 %Richland County9.5Jasper County: 18.1 %Jasper County18.1Saluda County: 17.4 %Saluda County17.4Horry County: 16 %Horry County16Dillon County: 14.5 %Dillon County14.5Oconee County: 14.2 %Oconee County14.2Beaufort County: 14.1 %Beaufort County14.1Clarendon County: 14 %Clarendon County14Chesterfield County: 13.9 %Chesterfield County13.9Georgetown County: 13.9 %Georgetown County13.9Marlboro County: 13.8 %Marlboro County13.8Greenwood County: 13.5 %Greenwood County13.5Newberry County: 13.5 %Newberry County13.5Colleton County: 13.4 %Colleton County13.4Marion County: 13.2 %Marion County13.2Orangeburg County: 13 %Orangeburg County13Pickens County: 12.8 %Pickens County12.8Lee County: 12.7 %Lee County12.7Edgefield County: 12.6 %Edgefield County12.6Spartanburg County: 12.6 %Spartanburg County12.6Calhoun County: 12.5 %Calhoun County12.5Charleston County: 12.5 %Charleston County12.5Bamberg County: 12.4 %Bamberg County12.4Darlington County: 12.4 %Darlington County12.4Greenville County: 12.4 %Greenville County12.4Williamsburg County: 12.3 %Williamsburg County12.3Fairfield County: 12.2 %Fairfield County12.2Abbeville County: 12.1 %Abbeville County12.1Laurens County: 12 %Laurens County12Sumter County: 12 %Sumter County12Cherokee County: 11.9 %Cherokee County11.9Kershaw County: 11.9 %Kershaw County11.9Aiken County: 11.8 %Aiken County11.8Chester County: 11.8 %Chester County11.8Hampton County: 11.8 %Hampton County11.8Anderson County: 11.6 %Anderson County11.6Union County: 11.4 %Union County11.4Allendale County: 11.2 %Allendale County11.2Berkeley County: 11.2 %Berkeley County11.2McCormick County: 11.2 %McCormick County11.2Barnwell County: 10.9 %Barnwell County10.9Lexington County: 10.9 %Lexington County10.9York County: 10.4 %York County10.4Florence County: 10.3 %Florence County10.3Lancaster County: 10.3 %Lancaster County10.3Dorchester County: 10 %Dorchester County10Richland County: 9.5 %Richland County9.5
%. Source: U.S. Census Bureau, Small Area Health Insurance Estimates (SAHIE): percent uninsured, under 65, all races, both sexes, all income levels, states and counties. Retrieved 2026-10-12.

Full ranking

RankCounties2016 (%)Change on 2015
1Jasper County18.1-1.1 pts
2Saluda County17.4-1.4 pts
3Horry County16-1.4 pts
4Dillon County14.5-2 pts
5Oconee County14.2+0.6 pts
6Beaufort County14.1-1.8 pts
7Clarendon County14-0.1 pts
8Chesterfield County13.9-0.9 pts
8Georgetown County13.9+0.1 pts
10Marlboro County13.8-0.6 pts
11Greenwood County13.5-1.8 pts
11Newberry County13.5-0.9 pts
13Colleton County13.4-2.6 pts
14Marion County13.2+0.2 pts
15Orangeburg County13-0.4 pts
16Pickens County12.8-1.5 pts
17Lee County12.7+0.1 pts
18Edgefield County12.6+0.1 pts
18Spartanburg County12.6-0.4 pts
20Calhoun County12.5-0.9 pts
20Charleston County12.5-0.1 pts
22Bamberg County12.4-1.2 pts
22Darlington County12.4-0.7 pts
22Greenville County12.4-1.2 pts
25Williamsburg County12.3-0.6 pts
26Fairfield County12.2-0.8 pts
27Abbeville County12.1-1 pts
28Laurens County12-2.7 pts
28Sumter County12-1.2 pts
30Cherokee County11.9-1.4 pts
30Kershaw County11.9-0.9 pts
32Aiken County11.8-0.3 pts
32Chester County11.80 pts
32Hampton County11.8-0.6 pts
35Anderson County11.6-1.2 pts
36Union County11.4-0.3 pts
37Allendale County11.2-1.5 pts
37Berkeley County11.2-1.7 pts
37McCormick County11.2-1.1 pts
40Barnwell County10.9-1.7 pts
40Lexington County10.9-0.2 pts
42York County10.40 pts
43Florence County10.3-1.3 pts
43Lancaster County10.3-2.5 pts
45Dorchester County10-0.9 pts
46Richland County9.5-1.1 pts

Other periods

About this ranking

People under 65 without health insurance coverage of any kind, as a percentage of all people under 65. 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. People 65 and over are left out because nearly all of them have Medicare.

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 65, all races, both sexes, all income levels, states and counties. https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2016-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 65, all races, both sexes, all income levels, states and counties (Counties in South Carolina by uninsured rate, under 65 (US model-based estimate), 2016) [Data set]. Retrieved October 12, 2026, from https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2016-csv.zip

MLA 9

Small Area Health Insurance Estimates (SAHIE): percent uninsured, under 65, all races, both sexes, all income levels, states and counties, Counties in South Carolina by uninsured rate, under 65 (US model-based estimate), 2016. U.S. Census Bureau, 6 Aug. 2026, https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2016-csv.zip. Invokely, https://invokely.ai/rankings/uninsured-rate-under-65/south-carolina-counties?period=2016. Accessed 12 Oct. 2026.

Chicago (author-date)

U.S. Census Bureau. 2026. Small Area Health Insurance Estimates (SAHIE): percent uninsured, under 65, all races, both sexes, all income levels, states and counties. Counties in South Carolina by uninsured rate, under 65 (US model-based estimate), 2016. Dataset. Accessed October 12, 2026. https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2016-csv.zip. Also distributed by Invokely, https://invokely.ai/rankings/uninsured-rate-under-65/south-carolina-counties?period=2016.

Harvard

U.S. Census Bureau (2026) Small Area Health Insurance Estimates (SAHIE): percent uninsured, under 65, all races, both sexes, all income levels, states and counties, Counties in South Carolina by uninsured rate, under 65 (US model-based estimate), 2016 [Dataset]. Available at: https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2016-csv.zip, via Invokely: https://invokely.ai/rankings/uninsured-rate-under-65/south-carolina-counties?period=2016 (Accessed: 12 October 2026).

BibTeX
@misc{census_counties_in_south_carolina_2016,
  author = {{U.S. Census Bureau}},
  title = {{Small Area Health Insurance Estimates (SAHIE): percent uninsured, under 65, all races, both sexes, all income levels, states and counties: Counties in South Carolina by uninsured rate, under 65 (US model-based estimate), 2016}},
  year = {2026},
  howpublished = {Data set},
  url = {https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2016-csv.zip},
  urldate = {2026-10-12},
  note = {Accessed via Invokely, https://invokely.ai/rankings/uninsured-rate-under-65/south-carolina-counties?period=2016. Publisher attribution: U.S. Census Bureau. Small Area Health Insurance Estimates (SAHIE): percent uninsured, under 65, all races, both sexes, all income levels, states and counties. https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2016-csv.zip. Retrieved 2026-10-12.},
}
RIS
TY  - DATA
AU  - U.S. Census Bureau
TI  - Small Area Health Insurance Estimates (SAHIE): percent uninsured, under 65, all races, both sexes, all income levels, states and counties: Counties in South Carolina by uninsured rate, under 65 (US model-based estimate), 2016
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-2016-csv.zip
L2  - https://invokely.ai/rankings/uninsured-rate-under-65/south-carolina-counties?period=2016
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/rankings/uninsured-rate-under-65/south-carolina-counties?period=2016.
N1  - Publisher attribution: U.S. Census Bureau. Small Area Health Insurance Estimates (SAHIE): percent uninsured, under 65, all races, both sexes, all income levels, states and counties. https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2016-csv.zip. Retrieved 2026-10-12.
ER  - 
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Questions

Which county has the highest uninsured rate, under 65 (US model-based estimate)?

Jasper County, with 18.1% in 2016, according to the U.S. Census Bureau.

Which county has the lowest uninsured rate, under 65 (US model-based estimate)?

Richland County, with 9.5% in 2016.

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 65, all races, both sexes, all income levels, states and counties. Retrieved 2026-10-12.

Uninsured rate, under 65 (US model-based estimate): other rankings

Counties in South Carolina: more rankings