COVID-19 risk assessment planning tool (Georgia Tech Applied Bioinformatics Laboratory). Chance someone in a crowd of specified size in specified US county is COVID-19 positive.
COVID19 Projections, @youyanggu (MIT '15). Currently the most accurate projections of future cases and deaths, organized by country, US state, and select US counties.
US county-level impact planning data (Environmental Systems Research Institute). For every county, 2-page summary of healthcare resources, seniors, people with disabilities, people without cars, population health insurance data, etc.