Unemployment Rate in Lamb County, TX was 4.90% in February of 2024, according to the United States Federal Reserve. Historically, Unemployment Rate in Lamb County, TX reached a record high of 14.60 in February of 1999 and a record low of 3.30 in May of 2019. Trading Economics provides the current actual value, an historical data chart and related indicators for Unemployment Rate in Lamb County, TX - last updated from the United States Federal Reserve on May of 2024.