Real gross domestic product (GDP) increased in 2,375 counties, decreased in 717, and was unchanged in 21 in 2018, according to estimates released today by the U.S. Bureau of Economic Analysis (BEA). The percentage change in real GDP ranged from 86.5 percent in Jackson County, WV, to -44.0 percent in Grant County, ND, (table 1). GDP is the value of goods and services produced within a county. The size of a county's economy as measured by GDP varies considerably across the United States. In 2018, the total level of real GDP ranged from $18.4 million in Issaquena County, MS, to $710.9 billion in Los Angeles County, CA. Highlights Large Counties: 141 counties with populations greater than 500,000 in 2018 Real GDP increased in 136 and decreased in 5. GDP ranged from $11.2 billion in Pasco County, FL, to $710.9 billion dollars in Los Angeles County, CA. Santa Clara County, CA, (10.2 percent) was the fastest growing large county. The information industry was the leading contributor to the county's growth.…