Resident Population in Kent County, RI was 171.27800 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, Resident Population in Kent County, RI reached a record high of 171.27800 in January of 2023 and a record low of 142.38200 in January of 1970. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Kent County, RI - last updated from the United States Federal Reserve on May of 2024.