Kent County is a county located in the U.S. state of Rhode Island. As of the 2020 census, the population was 170,363, making it the second-most populous county in Rhode Island. The county was formed in 1750 from the southern third of Providence County. It was named after the county of Kent, England. Kent County, like other counties in Rhode Island, no longer has governmental functions. Its seat is East Greenwich. Kent County is included in the Providence-Warwick, RI-MA Metropolitan Statistical Area, which in turn constitutes a portion of the greater Boston-Worcester-Providence, MA-RI-NH-CT Combined Statistical Area.

The Providence metropolitan area is a region extending into eight counties in two states. Its core is in the states of Rhode Island and Massachusetts, and it is the 38th largest metropolitan area in the United States. The largest city in the Providence MSA is Providence, Rhode Island, with an estimated population of 1,622,520, exceeding that of Rhode Island by slightly over 60%. The MSA covers all of Rhode Island and Bristol County, Massachusetts, with an average population density of 2300 per mi2.