County non-seasonally adjusted unemployment rates for September 2012 released last week show the rate increased in one Tennessee county while it decreased in 94 others.
Lincoln County and Williamson County had the state’s lowest unemployment rates at 5.2%. Scott County had the state’s highest unemployment rate at 16.1%. Lincoln County’s rate was down from 5.7% in August and down from 6.2% in September 2011.
In adjoining counties, Marshall County had an unemployment rate of 10.7% in September, down from 11.5 in August. Moore County’s dropped slightly from 4.5 in August to 7.4 in September.
In Giles County the unemployment rate dropped from 9.4% to 8.8% in September. Franklin County dropped by 1.1%, from 8.3 to 7.2. Coffee County was 7.8% in August and dropped to 7.3% in September. Bedford County was 9.2% in August and dropped to 8.7% in September.
Tennessee’s statewide unemployment rate for September decreased to 8.3%, down from the August revised rate of 8.5%. The national unemployment rate for September was 7.8 percent.
The state unemployment rate is seasonally adjusted while the county unemployment rates are not. Seasonal adjustment is a statistical technique that eliminates the influences of weather, holidays, the opening and closing of schools, and other recurring seasonal events from economic time series.
Knox County had the state’s lowest major metropolitan rate of 5.9%, down from the August rate of 6.7%. Davidson County was 6.6% percent, down from 7.4%. Hamilton County was 7.1%, down from 7.7%, and Shelby County was 8.5%, down from 8.9% in August.