31 counties accounted for a third of the U.S. economy last year
32.3% of U.S. gross domestic product was concentrated in just 31 counties in 2018, according to government data reviewed by Bloomberg.
Why it matters: All 31 counties included or were near major U.S. cities, signaling that the economy is concentrating in urban areas as economic output from more rural counties is dwindling.
The big picture: U.S. industries are also becoming increasingly concentrated in a few counties. Nearly three-fifths of the information sector’s output came from just a few dozen counties
Los Angeles is the largest US GDP locomotive
Article submitted by, sheltomlee.