LOS ANGELES COUNTY, CALIFORNIA Measures 9" x 32" unfolded, Los Angeles County Chamber of Commerce circa 1933 brochure/pamphlet Two-sided foldout travel brochure with photos and information Los Angeles County, officially the County of Los Angeles (Spanish: Condado de Los Angeles), and sometimes abbreviated as L.A. County, is the most populous county in the United States, with 9,861,224 residents estimated in 2022. Its population is greater than that of 40 individual U.S. states. Comprising 88 incorporated cities and many unincorporated areas within a total area of 4,083 square miles, it is home to more than a quarter of Californians and is one of the most ethnically diverse U.S. counties. The county's seat, Los Angeles, is the second most populous city in the United States, with about 3.9 million residents. The brochure is complete and in VERY GOOD condition with some overall wear