Environmental Justice Index (EJI Index) – Details

The Environmental Justice Index (EJI) is the first national, place-based tool designed to measure the cumulative impacts of environmental burden through the lens of human health and health equity. The EJI scores census tracts using a percentile ranking which represents the proportion of tracts that experience cumulative impacts of environmental burden and injustice equal to…

Food Environment – SNAP-Authorized Food Stores

This indicator reports the number of SNAP-authorized food stores as a rate per 10,000 population. SNAP-authorized stores include grocery stores as well as supercenters, specialty food stores, and convenience stores that are authorized to accept SNAP (Supplemental Nutrition Assistance Program) benefits. Source US Department of Agriculture, USDA – SNAP Retailer Locator, 2025.Additional data analysis by…

Access to Exercise Opportunities

This indicator reports the percentage of individuals in a county who live reasonably close to a location for physical activity. Locations for physical activity are defined as parks or recreational facilities. The numerator is the 2020 total population living in census blocks with adequate access to at least one location for physical activity (adequate access…

Community Design – Community Diversity (Emp. + Housing)

This indicator reports the employment and household entropy score from EPA’s Smart Location Dababase, 2021. This score represents the characteristics of the built environment known to be supportive of walking, especially mixed community land use. The higher the score, the higher diversity in community land use. Source Environmental Protection Agency, EPA – Smart Location Database,…

Food Environment – Fast Food Restaurants

This indicator reports the number of fast food restaurants per 100,000 population. The prevalence of fast food restaurants provides a measure of both access to healthy food and environmental influences on dietary behaviors. Fast food restaurants are defined as limited-service establishments primarily engaged in providing food services (except snack and nonalcoholic beverage bars) where patrons…