Resident Population in Jeff Davis County, TX was 1.85600 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, Resident Population in Jeff Davis County, TX reached a record high of 2.34400 in January of 2010 and a record low of 1.40000 in January of 1971. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Jeff Davis County, TX - last updated from the United States Federal Reserve on May of 2024.