Student Test Scores

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Layers display information about student performance on 4th and 8th grade English Language Arts and Math standardized tests. Data available by school district for the 2010-11 school year.

Medicare Beneficiaries: Chronic Conditions

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Layers display information about the prevalence of chronic conditions (asthma, diabetes, depression) among Medicare Beneficiaries. Data are 2007-2011 five year averages and are presented by county.

Theil Index: Racial Diversity

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Layer displays information about racial segregation using the Theil index. This index measures the “evenness” of all races across the county based on the racial composition of the population at the block group level.

Brownfield Sites

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Layer displays the locations of brownfield sites based on the September 2013 version of the EPA Assessment, Cleanup and Redevelopment Exchange System (ACRES) database.

IRS Tax Statistics

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Layers display ZIP code and county-level information about tax returns filed in 2011, including the number and percentage of returns claiming Earned Income Tax Credits. Data is acquired through the Brookings Institute’s Earned Income Tax Credit Interactive.

Life Expectancy

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Layers display county-level information about the average life expectancy of males and females in the United States.