County-by-County Premium Variation

Health Insurance Marketplace Second Lowest Cost Silver Plan by County, 2017
(Calculated for 40-year old individual, non-smoker, based on 2017 insurance premiums)

The map below illustrates county-by-county premium variation in states for the second-lowest cost silver plan offered through the health insurance marketplaces in 2017. This map corresponds with our brief: Health Care is Local: Impact of Income and Geography on Premiums and Premium Support discussing discussing the factors that drive geographic variation in premiums and structure to support affordability despite regional variation in costs.
See also state fact sheets: Estimated AHCA and ACA Premiums and Tax Credits by State, Income, Age, and Select Counties.
Support for this work was provided by the Robert Wood Johnson Foundation. The views expressed here do not necessarily reflect the views of the Foundation. We are also grateful for the work of the Kaiser Family Foundation whose data we leveraged for this analysis (available at: We send special thanks to the policy team at Covered California for their analytic assistance, especially Andrew Feher, Isaac Menashe, and Katie Ravel.

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