Census Bureau

Michigan County has Nation’s Highest Rate of Death vs. Birth Rate
Michigan County has Nation’s Highest Rate of Death vs. Birth Rate
Michigan County has Nation’s Highest Rate of Death vs. Birth Rate
Business Insider has the latest numbers from the U.S. Census Bureau including "the 10 counties with the largest natural decreases" in population. More specifically, this addresses "change in population caused by the total number of births in a county minus the total number of deaths." Michigan counties hold three of the top ten spots including the top spot.