Map data topics include preventative health, risk behaviors, and clinical care. Estimates from the 500 Cities Project are available at the state, city, and census tract level. Data representing year 2015 were released in December, 2017. For more map layers from this series, search the Map Room for the terms 500 Cities.
Air Quality – Fine Particulate Matter (PM2.5) by Census Tract, 2014
This layer displays the daily average concentration of fine particulate matter and the percentage of days with concentrations of fine particulate matter above the National Ambient Air Quality Standard (NAAQS) of 35.0 micrograms per cubic meter in 2014.
Air Quality – Ozone Levels (O3) by Census Tract, 2014
This layer displays the daily average concentration of ozone and the percentage of days with concentrations of ozone above the National Ambient Air Quality Standard (NAAQS) of 0.075 parts per million in 2014.
Access to SNAP-Authorized Retailers
This layer displays the number and rate of SNAP-authorized retailers in each census tract and county. Locations of retailers are based on the December 22, 2017 USDA directory of SNAP-authorized retailers.
Farmer’s Markets Accepting SNAP Benefits
This layer displays the locations of farmer’s markets across the United States that accept EBT / SNAP benefits. Data is current as of December 22, 2017.
Eviction Rates
This layer displays data about evictions in the United States. Data is available from 2000 – 2016. The data was produced by Eviction Lab at Princeton Univesity. Information about data methodology and definitions can be obtained from EvictionLab.org
Higher Education Facilities
This layer displays the characteristics and locations of higher education facilities including vocational and technical schools, colleges, and universities.
On-Time Graduation Rates, 2015-16
This layer displays information about the adjusted four-year cohort graduation rate for school-districts and counties in the United States.
Blood Pressure Control Rates, 2016
This layer displays the percentage of hypertensive FQHC patients aged 18 and older who had their blood pressure measured at least one time, and whose blood pressure was under control.
On-Time Vaccination Rates, 2016
This layer displays the percentage of FQHC patients 2 years of age who are up to date on all recommended vaccinations.