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The Census Bureau’s application programming interface (API) allows developers to create custom apps from publicly available datasets. The API is making Census Bureau statistics more accessible than ever before.

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Small Area Health Insurance Estimates (SAHIE) [State and County 2006-2020].

The Small Area Health Insurance Estimates (SAHIE) program was created to develop model-based estimates of health insurance coverage for counties and states. SAHIE is only source of single-year health insurance coverage estimates for all U.S. counties. This program is partially funded by the Centers for Disease Control and Prevention's (CDC) Division of Cancer Prevention and Control (DCPC). The SAHIE program models health insurance coverage by combining survey data with administrative records and other Census data sources. The model produces timely and accurate estimates of health insurance coverage. Additionally, the SAHIE program's model methodology and estimates have undergone internal U.S. Census Bureau review as well as external review.

The SAHIE program produces data for the following domains:

Read more about SAHIE

For more information about SAHIE categorical variable values: SAHIE file layout overview [PDF <1.0 MB]

For more information on when to use what Census Health Insurance products.

Also, please note that we currently only have SAHIE API data.

Time Series Small Area Health Insurance Estimates


  • API calls that request too many values at one time need to be subset by geography, time, or age/race/sex/IPR categories. An example of this:



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