Counties in South Carolina by uninsured rate, ages 18 to 64 (US model-based estimate)

Jasper County had the highest uninsured rate, ages 18 to 64 (US model-based estimate) of 46 counties in 2014, at 28%. Richland County had the lowest, at 16.2%. The median was 20.8% and the figure for South Carolina was 19.9%. Source: the U.S. Census Bureau.

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Highest28Jasper County
Lowest16.2Richland County
Median20.846 counties
South Carolina19.9History

Map of counties, 2014

Abbeville County: 21.1 %Aiken County: 20 %Allendale County: 21.4 %Anderson County: 19.8 %Bamberg County: 19.6 %Barnwell County: 20.8 %Beaufort County: 20.3 %Berkeley County: 18.9 %Calhoun County: 20.1 %Charleston County: 18.8 %Cherokee County: 21.3 %Chester County: 20.7 %Chesterfield County: 23.3 %Clarendon County: 22.4 %Colleton County: 23.9 %Darlington County: 21.4 %Dillon County: 25 %Dorchester County: 17.1 %Edgefield County: 19.9 %Fairfield County: 19.6 %Florence County: 18.9 %Georgetown County: 23.1 %Greenville County: 19 %Greenwood County: 21.9 %Hampton County: 21.4 %Horry County: 25.4 %Jasper County: 28 %Kershaw County: 18.7 %Lancaster County: 20.5 %Laurens County: 21.4 %Lee County: 22.1 %Lexington County: 19.6 %McCormick County: 18 %Marion County: 21.2 %Marlboro County: 22.4 %Newberry County: 21.8 %Oconee County: 20.9 %Orangeburg County: 22 %Pickens County: 19.4 %Richland County: 16.2 %Saluda County: 25.3 %Spartanburg County: 20.5 %Sumter County: 21.6 %Union County: 18.7 %Williamsburg County: 20.4 %York County: 17.4 %
  • Under 19
  • 19 to 20
  • 20 to 21
  • 21 to 22
  • 22 and over
%, 2014. Source: U.S. Census Bureau, Small Area Health Insurance Estimates (SAHIE): percent uninsured, ages 18 to 64, all races, both sexes, all income levels, states and counties. Boundaries: U.S. Census Bureau cartographic boundary files.

All counties, 2014

Jasper County: 28 %Jasper County28Horry County: 25.4 %Horry County25.4Saluda County: 25.3 %Saluda County25.3Dillon County: 25 %Dillon County25Colleton County: 23.9 %Colleton County23.9Chesterfield County: 23.3 %Chesterfield County23.3Georgetown County: 23.1 %Georgetown County23.1Clarendon County: 22.4 %Clarendon County22.4Marlboro County: 22.4 %Marlboro County22.4Lee County: 22.1 %Lee County22.1Orangeburg County: 22 %Orangeburg County22Greenwood County: 21.9 %Greenwood County21.9Newberry County: 21.8 %Newberry County21.8Sumter County: 21.6 %Sumter County21.6Allendale County: 21.4 %Allendale County21.4Darlington County: 21.4 %Darlington County21.4Hampton County: 21.4 %Hampton County21.4Laurens County: 21.4 %Laurens County21.4Cherokee County: 21.3 %Cherokee County21.3Marion County: 21.2 %Marion County21.2Abbeville County: 21.1 %Abbeville County21.1Oconee County: 20.9 %Oconee County20.9Barnwell County: 20.8 %Barnwell County20.8Chester County: 20.7 %Chester County20.7Lancaster County: 20.5 %Lancaster County20.5Spartanburg County: 20.5 %Spartanburg County20.5Williamsburg County: 20.4 %Williamsburg County20.4Beaufort County: 20.3 %Beaufort County20.3Calhoun County: 20.1 %Calhoun County20.1Aiken County: 20 %Aiken County20Edgefield County: 19.9 %Edgefield County19.9Anderson County: 19.8 %Anderson County19.8Bamberg County: 19.6 %Bamberg County19.6Fairfield County: 19.6 %Fairfield County19.6Lexington County: 19.6 %Lexington County19.6Pickens County: 19.4 %Pickens County19.4Greenville County: 19 %Greenville County19Berkeley County: 18.9 %Berkeley County18.9Florence County: 18.9 %Florence County18.9Charleston County: 18.8 %Charleston County18.8Kershaw County: 18.7 %Kershaw County18.7Union County: 18.7 %Union County18.7McCormick County: 18 %McCormick County18York County: 17.4 %York County17.4Dorchester County: 17.1 %Dorchester County17.1Richland County: 16.2 %Richland County16.2Jasper County: 28 %Jasper County28Horry County: 25.4 %Horry County25.4Saluda County: 25.3 %Saluda County25.3Dillon County: 25 %Dillon County25Colleton County: 23.9 %Colleton County23.9Chesterfield County: 23.3 %Chesterfield County23.3Georgetown County: 23.1 %Georgetown County23.1Clarendon County: 22.4 %Clarendon County22.4Marlboro County: 22.4 %Marlboro County22.4Lee County: 22.1 %Lee County22.1Orangeburg County: 22 %Orangeburg County22Greenwood County: 21.9 %Greenwood County21.9Newberry County: 21.8 %Newberry County21.8Sumter County: 21.6 %Sumter County21.6Allendale County: 21.4 %Allendale County21.4Darlington County: 21.4 %Darlington County21.4Hampton County: 21.4 %Hampton County21.4Laurens County: 21.4 %Laurens County21.4Cherokee County: 21.3 %Cherokee County21.3Marion County: 21.2 %Marion County21.2Abbeville County: 21.1 %Abbeville County21.1Oconee County: 20.9 %Oconee County20.9Barnwell County: 20.8 %Barnwell County20.8Chester County: 20.7 %Chester County20.7Lancaster County: 20.5 %Lancaster County20.5Spartanburg County: 20.5 %Spartanburg County20.5Williamsburg County: 20.4 %Williamsburg County20.4Beaufort County: 20.3 %Beaufort County20.3Calhoun County: 20.1 %Calhoun County20.1Aiken County: 20 %Aiken County20Edgefield County: 19.9 %Edgefield County19.9Anderson County: 19.8 %Anderson County19.8Bamberg County: 19.6 %Bamberg County19.6Fairfield County: 19.6 %Fairfield County19.6Lexington County: 19.6 %Lexington County19.6Pickens County: 19.4 %Pickens County19.4Greenville County: 19 %Greenville County19Berkeley County: 18.9 %Berkeley County18.9Florence County: 18.9 %Florence County18.9Charleston County: 18.8 %Charleston County18.8Kershaw County: 18.7 %Kershaw County18.7Union County: 18.7 %Union County18.7McCormick County: 18 %McCormick County18York County: 17.4 %York County17.4Dorchester County: 17.1 %Dorchester County17.1Richland County: 16.2 %Richland County16.2
%. Source: U.S. Census Bureau, Small Area Health Insurance Estimates (SAHIE): percent uninsured, ages 18 to 64, all races, both sexes, all income levels, states and counties. Retrieved 2026-10-12.

Full ranking

RankCounties2014 (%)Change on 2013
1Jasper County28-5.7 pts
2Horry County25.4-4.1 pts
3Saluda County25.3-3.9 pts
4Dillon County25-2 pts
5Colleton County23.9-4.6 pts
6Chesterfield County23.3-1.6 pts
7Georgetown County23.1-3.2 pts
8Clarendon County22.4-3.5 pts
8Marlboro County22.4-2.3 pts
10Lee County22.1-3.8 pts
11Orangeburg County22-2.7 pts
12Greenwood County21.9-2.3 pts
13Newberry County21.8-3 pts
14Sumter County21.6-0.8 pts
15Allendale County21.4-1.1 pts
15Darlington County21.4-1.5 pts
15Hampton County21.4-1.1 pts
15Laurens County21.4-2 pts
19Cherokee County21.3-4.2 pts
20Marion County21.2-1.7 pts
21Abbeville County21.1-1.7 pts
22Oconee County20.9-3.1 pts
23Barnwell County20.8-0.3 pts
24Chester County20.7-1.9 pts
25Lancaster County20.5-2.6 pts
25Spartanburg County20.5-4 pts
27Williamsburg County20.4-3.8 pts
28Beaufort County20.3-5.2 pts
29Calhoun County20.1-1.8 pts
30Aiken County20-1.2 pts
31Edgefield County19.9-2.2 pts
32Anderson County19.8-2.1 pts
33Bamberg County19.6-3.6 pts
33Fairfield County19.6-1.8 pts
33Lexington County19.6-0.2 pts
36Pickens County19.4-3.1 pts
37Greenville County19-4.6 pts
38Berkeley County18.9-3.9 pts
38Florence County18.9-0.9 pts
40Charleston County18.8-4.1 pts
41Kershaw County18.7-5.6 pts
41Union County18.7-2.6 pts
43McCormick County18-1.4 pts
44York County17.4-2.2 pts
45Dorchester County17.1-4.1 pts
46Richland County16.2-3.9 pts

Other periods

About this ranking

People aged 18 to 64 without health insurance coverage of any kind, as a percentage of all people aged 18 to 64. 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. Working-age adults; the rate for everyone under 65 is uninsured_rate_under_65.

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, ages 18 to 64, all races, both sexes, all income levels, states and counties. https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2014-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, ages 18 to 64, all races, both sexes, all income levels, states and counties (Counties in South Carolina by uninsured rate, ages 18 to 64 (US model-based estimate), 2014) [Data set]. Retrieved October 12, 2026, from https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2014-csv.zip

MLA 9

Small Area Health Insurance Estimates (SAHIE): percent uninsured, ages 18 to 64, all races, both sexes, all income levels, states and counties, Counties in South Carolina by uninsured rate, ages 18 to 64 (US model-based estimate), 2014. U.S. Census Bureau, 6 Aug. 2026, https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2014-csv.zip. Invokely, https://invokely.ai/rankings/uninsured-rate-ages-18-64/south-carolina-counties?period=2014. Accessed 12 Oct. 2026.

Chicago (author-date)

U.S. Census Bureau. 2026. Small Area Health Insurance Estimates (SAHIE): percent uninsured, ages 18 to 64, all races, both sexes, all income levels, states and counties. Counties in South Carolina by uninsured rate, ages 18 to 64 (US model-based estimate), 2014. Dataset. Accessed October 12, 2026. https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2014-csv.zip. Also distributed by Invokely, https://invokely.ai/rankings/uninsured-rate-ages-18-64/south-carolina-counties?period=2014.

Harvard

U.S. Census Bureau (2026) Small Area Health Insurance Estimates (SAHIE): percent uninsured, ages 18 to 64, all races, both sexes, all income levels, states and counties, Counties in South Carolina by uninsured rate, ages 18 to 64 (US model-based estimate), 2014 [Dataset]. Available at: https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2014-csv.zip, via Invokely: https://invokely.ai/rankings/uninsured-rate-ages-18-64/south-carolina-counties?period=2014 (Accessed: 12 October 2026).

BibTeX
@misc{census_counties_in_south_carolina_2014,
  author = {{U.S. Census Bureau}},
  title = {{Small Area Health Insurance Estimates (SAHIE): percent uninsured, ages 18 to 64, all races, both sexes, all income levels, states and counties: Counties in South Carolina by uninsured rate, ages 18 to 64 (US model-based estimate), 2014}},
  year = {2026},
  howpublished = {Data set},
  url = {https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2014-csv.zip},
  urldate = {2026-10-12},
  note = {Accessed via Invokely, https://invokely.ai/rankings/uninsured-rate-ages-18-64/south-carolina-counties?period=2014. Publisher attribution: U.S. Census Bureau. Small Area Health Insurance Estimates (SAHIE): percent uninsured, ages 18 to 64, all races, both sexes, all income levels, states and counties. https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2014-csv.zip. Retrieved 2026-10-12.},
}
RIS
TY  - DATA
AU  - U.S. Census Bureau
TI  - Small Area Health Insurance Estimates (SAHIE): percent uninsured, ages 18 to 64, all races, both sexes, all income levels, states and counties: Counties in South Carolina by uninsured rate, ages 18 to 64 (US model-based estimate), 2014
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-2014-csv.zip
L2  - https://invokely.ai/rankings/uninsured-rate-ages-18-64/south-carolina-counties?period=2014
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/rankings/uninsured-rate-ages-18-64/south-carolina-counties?period=2014.
N1  - Publisher attribution: U.S. Census Bureau. Small Area Health Insurance Estimates (SAHIE): percent uninsured, ages 18 to 64, all races, both sexes, all income levels, states and counties. https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2014-csv.zip. Retrieved 2026-10-12.
ER  - 
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Questions

Which county has the highest uninsured rate, ages 18 to 64 (US model-based estimate)?

Jasper County, with 28% in 2014, according to the U.S. Census Bureau.

Which county has the lowest uninsured rate, ages 18 to 64 (US model-based estimate)?

Richland County, with 16.2% in 2014.

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, ages 18 to 64, all races, both sexes, all income levels, states and counties. Retrieved 2026-10-12.

Uninsured rate, ages 18 to 64 (US model-based estimate): other rankings

Counties in South Carolina: more rankings