Washington state has second lowest infant mortality rates, 3.88/1000 live births; Massachusetts, at 3.66/1000, lowest – National rate 5.9. – US Centers for Disease Control and Prevention.

• By state, infant mortality ranged from a low of 3.66 infant deaths per 1,000 births in Massachusetts to a high of 8.73 in Mississippi
• Eleven states had infant mortality rates significantly lower than the national infant mortality rate of 5.79: California, Colorado, Connecticut, Idaho, Massachusetts, Minnesota, New Hampshire, New Jersey, New York, North Dakota, and Washington.
• Fifteen states and the District of Columbia had infant mortality rates significantly higher than the U.S. infant mortality rate: Alabama, Arkansas, Georgia, Indiana, Kentucky, Louisiana, Maryland, Michigan, Mississippi, North Carolina, Ohio, Oklahoma, South Carolina, South Dakota, and Tennessee.
• Rate among Native Americans is 9.21/1000