Unemployment in Dickson County fell to its lowest point in four and a half years last month. Dickson County’s unemployment rate dropped almost a full point in November to 6.3 percent, with 1,550 residents receiving state benefits, according to the latest report from the Tennessee Department of Labor and Workforce Development. The county’s rate was down from 7.2 percent in October and more than two points below the 8.6 rate seen in November 2011. The preliminary rates reported Thursday are not adjusted for seasonal employment. The 6.3 percent rate for November is the lowest reported for Dickson County since April 2008, when unemployment stood at 5.6 percent with 1,290 residents receiving benefits. Until December 2007, the county’s unemployment rate had been below 5 percent for several years until beginning a steady climb that peaked in March 2009 at 12.6 percent, with over 3,000 residents drawing benefits. The last double-digit rate for Dickson County was 10.2 percent in March 2011. In Tennessee, 91 counties saw their rates go down in November while only one county reported an increase. The state’s November rate was 7.6 percent while unemployment for the country was at 7.7. Williamson County has the state’s lowest rate at 4.4 percent while Scott County remains the highest at 15.3 percent.