Population Estimate, Total, Not Hispanic or Latino, White Alone (5-year estimate) in Martin County, FL was 122277.00000 Persons in January of 2022, according to the United States Federal Reserve. Historically, Population Estimate, Total, Not Hispanic or Latino, White Alone (5-year estimate) in Martin County, FL reached a record high of 125077.00000 in January of 2020 and a record low of 113066.00000 in January of 2009. Trading Economics provides the current actual value, an historical data chart and related indicators for Population Estimate, Total, Not Hispanic or Latino, White Alone (5-year estimate) in Martin County, FL - last updated from the United States Federal Reserve on May of 2024.