October 04, 2011
From March 2010 to March 2011, employment increased in all of the 10 largest U.S. counties. Harris, Texas (part of the Houston metropolitan area), experienced the largest percentage gain in employment (2.3 percent) over the 1-year period, and Los Angeles, California, and Cook, Illinois (part of the Chicago metropolitan area), had the two smallest percentage gains in employment.
The five counties with the largest increases in employment level were Harris, Texas; New York, New York; Los Angeles, California; Orange, California; and Dallas, Texas. These counties had a combined over-the-year gain of 178,700, or 11.0 percent of the employment increase for the United States.
These data are from the Quarterly Census of Employment and Wages. The data are preliminary and subject to revision; they are for all workers covered by state and federal unemployment insurance programs. To learn more, see "County Employment and Wages: First Quarter 2011" (HTML) (PDF), news release USDL-11-1397.