While the average infant mortality rate in America has been declining over the last decade and is around 5.8 per 1,000 births, it varies greatly in different counties, ranging from less than 5 to over 19 per 1,000.
Infant mortality rates tends to be higher in counties where majority of the population is black.
American Latinos show the opposite trend. The larger the hispanic population, the lower the infant mortality rate.
Infant mortality rates tends to be higher in counties where more households are in poverty.