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

Saluda County had the highest uninsured rate, under 19 (US model-based estimate) of 46 counties in 2020, at 10.5%. Allendale County had the lowest, at 3.6%. The median was 5.9% and the figure for South Carolina was 5.7%. Source: the U.S. Census Bureau.

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Highest10.5Saluda County
Median5.946 counties
South Carolina5.7History

Map of counties, 2020

Abbeville County: 7 %Aiken County: 5.8 %Allendale County: 3.6 %Anderson County: 5.7 %Bamberg County: 5.2 %Barnwell County: 6.1 %Beaufort County: 7.1 %Berkeley County: 6 %Calhoun County: 6.8 %Charleston County: 6.1 %Cherokee County: 5.6 %Chester County: 5.4 %Chesterfield County: 6.9 %Clarendon County: 5.9 %Colleton County: 6.4 %Darlington County: 5.1 %Dillon County: 6.1 %Dorchester County: 6 %Edgefield County: 6.8 %Fairfield County: 4.8 %Florence County: 5.1 %Georgetown County: 6.6 %Greenville County: 5.4 %Greenwood County: 7.5 %Hampton County: 5.6 %Horry County: 7.6 %Jasper County: 9.1 %Kershaw County: 5.5 %Lancaster County: 5.7 %Laurens County: 6.2 %Lee County: 4.6 %Lexington County: 4.9 %McCormick County: 6.8 %Marion County: 5.7 %Marlboro County: 5.9 %Newberry County: 8 %Oconee County: 6.9 %Orangeburg County: 3.9 %Pickens County: 5.3 %Richland County: 4.7 %Saluda County: 10.5 %Spartanburg County: 5.9 %Sumter County: 4.7 %Union County: 5.4 %Williamsburg County: 4.9 %York County: 4.5 %
  • Under 4.9
  • 4.9 to 5.4
  • 5.4 to 5.8
  • 5.8 to 6.1
  • 6.1 to 6.9
  • 6.9 and over
%, 2020. 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.

All counties, 2020

Saluda County: 10.5 %Saluda County10.5Jasper County: 9.1 %Jasper County9.1Newberry County: 8 %Newberry County8Horry County: 7.6 %Horry County7.6Greenwood County: 7.5 %Greenwood County7.5Beaufort County: 7.1 %Beaufort County7.1Abbeville County: 7 %Abbeville County7Chesterfield County: 6.9 %Chesterfield County6.9Oconee County: 6.9 %Oconee County6.9Calhoun County: 6.8 %Calhoun County6.8Edgefield County: 6.8 %Edgefield County6.8McCormick County: 6.8 %McCormick County6.8Georgetown County: 6.6 %Georgetown County6.6Colleton County: 6.4 %Colleton County6.4Laurens County: 6.2 %Laurens County6.2Barnwell County: 6.1 %Barnwell County6.1Charleston County: 6.1 %Charleston County6.1Dillon County: 6.1 %Dillon County6.1Berkeley County: 6 %Berkeley County6Dorchester County: 6 %Dorchester County6Clarendon County: 5.9 %Clarendon County5.9Marlboro County: 5.9 %Marlboro County5.9Spartanburg County: 5.9 %Spartanburg County5.9Aiken County: 5.8 %Aiken County5.8Anderson County: 5.7 %Anderson County5.7Lancaster County: 5.7 %Lancaster County5.7Marion County: 5.7 %Marion County5.7Cherokee County: 5.6 %Cherokee County5.6Hampton County: 5.6 %Hampton County5.6Kershaw County: 5.5 %Kershaw County5.5Chester County: 5.4 %Chester County5.4Greenville County: 5.4 %Greenville County5.4Union County: 5.4 %Union County5.4Pickens County: 5.3 %Pickens County5.3Bamberg County: 5.2 %Bamberg County5.2Darlington County: 5.1 %Darlington County5.1Florence County: 5.1 %Florence County5.1Lexington County: 4.9 %Lexington County4.9Williamsburg County: 4.9 %Williamsburg County4.9Fairfield County: 4.8 %Fairfield County4.8Richland County: 4.7 %Richland County4.7Sumter County: 4.7 %Sumter County4.7Lee County: 4.6 %Lee County4.6York County: 4.5 %York County4.5Orangeburg County: 3.9 %Orangeburg County3.9Allendale County: 3.6 %Allendale County3.6Saluda County: 10.5 %Saluda County10.5Jasper County: 9.1 %Jasper County9.1Newberry County: 8 %Newberry County8Horry County: 7.6 %Horry County7.6Greenwood County: 7.5 %Greenwood County7.5Beaufort County: 7.1 %Beaufort County7.1Abbeville County: 7 %Abbeville County7Chesterfield County: 6.9 %Chesterfield County6.9Oconee County: 6.9 %Oconee County6.9Calhoun County: 6.8 %Calhoun County6.8Edgefield County: 6.8 %Edgefield County6.8McCormick County: 6.8 %McCormick County6.8Georgetown County: 6.6 %Georgetown County6.6Colleton County: 6.4 %Colleton County6.4Laurens County: 6.2 %Laurens County6.2Barnwell County: 6.1 %Barnwell County6.1Charleston County: 6.1 %Charleston County6.1Dillon County: 6.1 %Dillon County6.1Berkeley County: 6 %Berkeley County6Dorchester County: 6 %Dorchester County6Clarendon County: 5.9 %Clarendon County5.9Marlboro County: 5.9 %Marlboro County5.9Spartanburg County: 5.9 %Spartanburg County5.9Aiken County: 5.8 %Aiken County5.8Anderson County: 5.7 %Anderson County5.7Lancaster County: 5.7 %Lancaster County5.7Marion County: 5.7 %Marion County5.7Cherokee County: 5.6 %Cherokee County5.6Hampton County: 5.6 %Hampton County5.6Kershaw County: 5.5 %Kershaw County5.5Chester County: 5.4 %Chester County5.4Greenville County: 5.4 %Greenville County5.4Union County: 5.4 %Union County5.4Pickens County: 5.3 %Pickens County5.3Bamberg County: 5.2 %Bamberg County5.2Darlington County: 5.1 %Darlington County5.1Florence County: 5.1 %Florence County5.1Lexington County: 4.9 %Lexington County4.9Williamsburg County: 4.9 %Williamsburg County4.9Fairfield County: 4.8 %Fairfield County4.8Richland County: 4.7 %Richland County4.7Sumter County: 4.7 %Sumter County4.7Lee County: 4.6 %Lee County4.6York County: 4.5 %York County4.5Orangeburg County: 3.9 %Orangeburg County3.9Allendale County: 3.6 %Allendale County3.6
%. 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

RankCounties2020 (%)Change on 2019
1Saluda County10.5+2.3 pts
2Jasper County9.1+1.3 pts
3Newberry County8+1.4 pts
4Horry County7.6+1.3 pts
5Greenwood County7.5+1.7 pts
6Beaufort County7.1-1.1 pts
7Abbeville County7+1.3 pts
8Chesterfield County6.9+0.9 pts
8Oconee County6.9+0.2 pts
10Calhoun County6.80 pts
10Edgefield County6.8-0.3 pts
10McCormick County6.8+0.3 pts
13Georgetown County6.6+0.5 pts
14Colleton County6.4-0.3 pts
15Laurens County6.2-0.5 pts
16Barnwell County6.1+1.1 pts
16Charleston County6.1-1.1 pts
16Dillon County6.1+0.2 pts
19Berkeley County60 pts
19Dorchester County6+0.3 pts
21Clarendon County5.9+0.2 pts
21Marlboro County5.9+1.2 pts
21Spartanburg County5.9-0.6 pts
24Aiken County5.80 pts
25Anderson County5.7-1 pts
25Lancaster County5.7-0.1 pts
25Marion County5.7+0.9 pts
28Cherokee County5.6+0.3 pts
28Hampton County5.6-0.2 pts
30Kershaw County5.5+0.2 pts
31Chester County5.4+0.3 pts
31Greenville County5.4-0.4 pts
31Union County5.4+0.9 pts
34Pickens County5.3-0.3 pts
35Bamberg County5.20 pts
36Darlington County5.1+0.4 pts
36Florence County5.1+0.2 pts
38Lexington County4.9-0.7 pts
38Williamsburg County4.90 pts
40Fairfield County4.8-1 pts
41Richland County4.7-0.1 pts
41Sumter County4.7+0.1 pts
43Lee County4.6-0.2 pts
44York County4.5-0.6 pts
45Orangeburg County3.9-0.7 pts
46Allendale County3.6-0.1 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-2020-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 Carolina by uninsured rate, under 19 (US model-based estimate), 2020) [Data set]. Retrieved October 12, 2026, from https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2020-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 Carolina by uninsured rate, under 19 (US model-based estimate), 2020. U.S. Census Bureau, 6 Aug. 2026, https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2020-csv.zip. Invokely, https://invokely.ai/rankings/uninsured-rate-under-19/south-carolina-counties?period=2020. 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 Carolina by uninsured rate, under 19 (US model-based estimate), 2020. Dataset. Accessed October 12, 2026. https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2020-csv.zip. Also distributed by Invokely, https://invokely.ai/rankings/uninsured-rate-under-19/south-carolina-counties?period=2020.

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 Carolina by uninsured rate, under 19 (US model-based estimate), 2020 [Dataset]. Available at: https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2020-csv.zip, via Invokely: https://invokely.ai/rankings/uninsured-rate-under-19/south-carolina-counties?period=2020 (Accessed: 12 October 2026).

BibTeX
@misc{census_counties_in_south_carolina_2020,
  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 Carolina by uninsured rate, under 19 (US model-based estimate), 2020}},
  year = {2026},
  howpublished = {Data set},
  url = {https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2020-csv.zip},
  urldate = {2026-10-12},
  note = {Accessed via Invokely, https://invokely.ai/rankings/uninsured-rate-under-19/south-carolina-counties?period=2020. 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-2020-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 Carolina by uninsured rate, under 19 (US model-based estimate), 2020
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-2020-csv.zip
L2  - https://invokely.ai/rankings/uninsured-rate-under-19/south-carolina-counties?period=2020
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/rankings/uninsured-rate-under-19/south-carolina-counties?period=2020.
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-2020-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)?

Saluda County, with 10.5% in 2020, according to the U.S. Census Bureau.

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

Allendale County, with 3.6% in 2020.

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 Carolina: more rankings