West Greenwich is a town in Kent County, Rhode Island, United States. The population was 6,528 at the 2020 census. West Greenwich was named for the historic town of Greenwich, Kent, England. It was separated from East Greenwich in 1741. Students go to Exeter-West Greenwich Regional School in West Greenwich.

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.