Food Hubs
Layer displays the location of food hubs across the US. Data was obtained from the USDA Local Food Directories on July 12, 2025.
Alzheimer’s Disease Mortality for 2019-23 by County
This layer displays Alzheimer’s disease mortality rates from the CDC’s National Vital Statistics System – Mortality database. Data are 5-year aggregates for 2019-23 and grouped by ICD-10 codes.
Government Dependent Counties
Government dependent counties are those where at least 13 percent of the county’s annual average earnings came from Federal and State Government or at least 8 percent of the annual average number of jobs in the county came from Federal and State Government over the 3-year average of 2019, 2021, and 2022. Federal earnings and…
Influenza Vaccination by County, Adult (2021)
This layer displays immunization rates for seasonal influenza among adults aged 18 and older. Data are from the Centers for Disease Control and Prevention (CDC) FluVaxView data portal. The county-level estimates within FluVaxView are derived from responses to the 2021 BRFSS.
Predominant Race/Ethnicity
This layer displays the predominant race/ethnicity for various geographic levels.
Diabetes Mortality for 2018-22 by County
This layer displays diabetes mortality rates from the CDC’s National Vital Statistics System – Mortality database. Data are 5-year aggregates for 2018-22 and grouped by ICD-10 codes.
Emergency Department Visits, Rate by County, 2017
This layer displays the total number and rate of Medicare inpatient or hospital outpatient emergency department visits per 1,000 beneficiaries.
Occupied Housing Units
This layer displays information from the US 2020 Decennial Census, which provides occupied housing units for all geographic areas. An occupied Housing is when a person or group of persons is living in it at the time of the interview or if the occupants are only temporarily absent, as for example, on vacation. This data…
Ambulatory Visits after Medical Discharge
Layers display 30-day readmission rates, emergency room visits within 30 days of discharge, and follow-up visits within 14 days of discharge for Medicare beneficiaries as of year 2019 by county, state, and Hospital Service Area (HSA). Data are obtained from the Dartmouth Atlas Post-Discharge Events. Affected map layers: Readmissions after Medical Discharge Readmissions after Surgical…
Heat Index – Average Days Above 95th Percentile
This updated dataset reports the total number of days in which an extreme heat event was above the 95th percentile between 2017-2019 at the county level. Data were obtained from the Centers for Disease Control and Prevention (CDC) Environmental Public Health Tracking Network (EPHTN).